DMS Course 3 Years

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DMS Course 3 Years Details

DMS Course 3 Years .Mobile Number-01987073965,01797522136,HotLine-01969947171.This Course Contains 24 Subject. There are Total 6 Semester in 3 Years DMS Course. The 1st Semester Contains 5 Subject Which are Human Anatomy & Physiology, Chemistry & Pharmacology, Study of OTC, First Aid & Practice Of Medicine, Hematology & Pathology. 2nd Semester Contains 5 Subject Which are Cardiovascular Anatomy & Physiology, Orthopedic Anatomy,Surgery-1,Antimicrobial Drugs, Medical Diagnosis, Biochemistry. .3rd Semester Contains General Pathology-1, Pharmacology-2, Practice of Medicine-2 & 3, Essential Drugs. 4th Semester also Contains 4 Subjects Neuro Anatomy, Histology & Cytology, Respiratory Disease & Treatment, Practice of Neuro Medicine. And The Last Semester 5th & 6th Contains 6 Subject. DMS Full meaning is Diploma In Medicine & Surgery.

Location of DMS Course 3 Years

Location of DMS course 3 Years. Mobile Number.01987073965.01797522136,HotLine-01969947171 HRTD Medical Institute , Abdul Ali Madbor Mention, Section-6, Block-Kha, Road-1, Plot-11, Mirpur-10 (Gol-Chattar) Metro Rail Pilar NO-249, Dhaka-1216. It is situated by the West Side of Agrani Bank, the South Side of Fire Service, Islami Bank, Janata Bank, Social Islami Bank, Medinova, Ibrahim Diabetic Hospital, the North Side of Baitul Mamur Jame Mosjid, Grave of Baitul Mamur Jame Mosjid, and East Side of Maliha Apartment.

Course Fee For DMS Course 3 Years

Course Fee For DMS Course 3 Years at HRTD Medical Institute. Admission Fee=20,500/-,Monthly Fee 3000×36=1,08,000/-,Exam Fee=2250×6=13,500/-, Total Course Fee=1,42,500/-.Books Fee for Every Semester 1,500/-.

DMS Course 3 Years Admission Eligibility

DMS Course 3 Years Admission Eligibility. Mobile Number. 01987073965. 01941123488, 01797522136. SSC or Equivalent/HSC/ Degree/ Masters from any Background (Science/ Arts/ Commerce/ Technical).

Documents for Admission in DMS Course 3 Years

DMS Course 3 Years Course in Dhaka. Mobile No: 01987-073965, 01797-522136. HRTD Medical Institute. Document Needed: Photocopy of Certificate, Photocopy of NID, Passport Size Photo 4 Pcs. Without NID, a Birth Certificate is allowed for an emergency case.

Hostel Facilities in HRTD Medical Institute

Hostel & Meal Facilities 

The Institute has hostel facilities for the students. Students can take a bed in the hostel. 

Hostel Fee Tk 3000/- Per Month

Meal Charges Tk 3000/- Per Month. ( Approximately )

হোস্টাল ও খাবার সুবিধা 

ইনস্টিটিউটে শিক্ষার্থীদের জন্য হোস্টেল সুবিধা রয়েছে। ছাত্ররা হোস্টেলে বিছানা নিতে পারে। 

হোস্টেল ফি 3000/- টাকা প্রতি মাসে,

খাবারের চার্জ 3000/- টাকা প্রতি মাসে।(প্রায়)

Teachers For DMS Course 3 Years

1. Dr. Md. Sakulur Rahman, MBBS, CCD (BIRDEM), Course Director
2. Dr. Sanjana Binte Ahmed, BDS, MPH, Assistant Course Director
3. Dr. Tisha, MBBS, PGT Gyne, Assistant Course Director
4. Dr. Suhana, MBBS, PGT Medicine
5. Dr. Danial Hoque, MBBS, C-Card
6. Dr. Tisha, MBBS
7. Dr. Afrin Jahan, MBBS, PGT Medicine
8. Dr. Ananna, MBBS
9. Dr. Lamia Afroze, MBBS
10. Dr. Amena Afroze Anu, MBBS, PGT Gyne, Assistant Course Director
11. Dr. Farhana Antara, MBBS,
12. Dr. Nazmun Nahar Juthi, BDS, PGT
13. Dr. Farhana Sharna, MBBS
14. Dr. Bushra, MBBS
15. Dr. Turzo, MBBS
16. Dr. Kamrunnahar Keya, BDS, PGT (Dhaka Dental College)
17. Dr. Shamima, MBBS, PGT Gyne
18. Dr. Alamin, MBBS
19. Dr. Benzir Belal, MBBS
20. Dr. Disha, MBBS
21. Dr. Mahinul Islam, MBBS
22. Dr. Tisha, MBBS, PGT Medicine
23. Dr. Anika, MBBS, PGT
24. Dr. Jannatul Ferdous, MBBS, PGT Gyne
25. Dr. Jannatul Aman, MBBS, PGT
26. Dr. Rayhan, BPT
27. Dr. Abu Hurayra, BPT
28. Dr. Sharmin Ankhi, MBBS, PGT Medicine
29. Md. Monir Hossain, B Pharm, M Pharm
30. Md. Monirul Islam, B Pharm, M Pharm
31. Md. Feroj Ahmed, BSc Pathology, PDT Medicine

Practical Class For DMS Course 3 Years

1. Heart Beat, Heart Rate
2. Heart Sound,Pulse
3. Blood Pressure, Hypertension, Hypotension
4. First Aid Box
5. Auscultation
6. Inhaler, Rotahaler
7. Nebulizer
8. Glucometer Blood Glucose
9. Injection I/V
10. Injection I/M
11. Cleaning,Dressing,Bandaging
12. Saline
13. CPR
14. Stitch
15. Body Temperature
16. Nasal Tube Gel ,Hand Wash
17. Blood Grouping
18. Cyanosis, Dehydration Test, Edema Test

Subjects for DMS Course 3 Years

DMS Course 3 Years .This Course Contains 18 Subject in 4 Semester. Mobile Number: 01987073965,01797-522136

1st Semester Subjects

1. Human Anatomy & Physiology-1
2. Pharmacology-1
3. Study of OTC Drugs
4. First Aid-1 & 2 & Practice of Medicine
5. Hematology & Pathology for Medical Practice

2nd Semester Subjects

1. Cardiovascular Anatomy & Physiology
2. Medical Biochemistry
3. Medical Diagnosis-1
4. Surgery & Antimicrobial Drugs
5. Orthopedic Anatomy

3rd Semester Subjects

1. General Pathology
2. Pharmacology-2
3. Practice of Medicine-2 & 3
4. Essential Drugs

4th Semester Subjects

1. Neuro Anatomy & Physiology
2. Histology & Cytology
3. Respiratory Disease & Treatment
4. Practice of Neuro Medicine

5th Semester Subjects

1. Anatomy & Physiology-2
2. Diabetology
3. Geriatric Disease & Treatment

6th Semester Subjects

1. Gastro Anatomy & Physiology
2. Gastrological Drug & Pharmacology
3. Cardiovascular Drug & Pharmacology

Some Practical Class Details Given Below for DMS Course 3 Years

Blood Pressure Practical

Blood pressure is recorded as two numbers, such as 120/80. The larger number is the pressure in the arteries as the heart pumps out blood during each beat. This is called the systolic blood pressure. The lower number is the pressure as the heart relaxes before the next beat.

Systolic BP / Diastolic BP
Example: 120/80 mmHg

Types of Blood Pressure

1. Systolic Blood Pressure (SBP)

• Pressure during ventricular contraction (systole)
• Normal: 120 mmHg

2. Diastolic Blood Pressure (DBP)

• Pressure during ventricular relaxation (diastole)
• Normal: 80 mmHg

Normal Blood Pressure Values (Adults)

Category	Systolic (mmHg)	Diastolic (mmHg)
Normal	90–120	60–80
Pre-Hypertension	121–139	81–89
Hypertension Stage 1	140–159	90–99
Hypertension Stage 2	≥160	≥100
Hypotension	<90	<60

Abnormal Blood Pressure

1. Hypertension

Persistently elevated BP

Causes:

• Primary (essential)
• Secondary (renal, endocrine)

Complications:

• Stroke
• Heart attack
• Kidney failure
• Retinopathy

2. Hypotension

Low blood pressure

Causes:

• Dehydration
• Blood loss
• Shock
• Heart failure

Symptoms:

• Dizziness
• Fainting
• Weak pulse

Heart Beat

Definition

A heart beat is one complete cycle of contraction (systole) and relaxation (diastole) of the heart.

• Each beat pumps blood to the body
• Controlled by the cardiac conduction system

Heart Rate (HR)

Definition

Heart Rate is the number of heart beats per minute (bpm).

Example:

• 72 beats/minute = normal adult resting heart rate

Normal Heart Rate Values

Adults

• 60–100 bpm

Children

• 70–120 bpm

Infants

• 120–160 bpm

Athletes

• 40–60 bpm (normal due to strong heart)

Types of Heart Rate

1. Tachycardia

• HR > 100 bpm
• Causes: fever, exercise, stress, anemia

2. Bradycardia

• HR < 60 bpm
• Causes: athletes, hypothermia, heart block

Nebulizer Practical for Paramedical Course 3 Years

Definition

A nebulizer is a medical device that converts liquid medicine into a fine mist (aerosol) so that it can be inhaled directly into the lungs.

Purpose of Nebulizer

• To deliver medicine directly to the respiratory tract
• Useful when patients cannot use inhalers properly
• Provides quick relief in breathing problems

Common Uses

• Asthma
• COPD (Chronic Obstructive Pulmonary Disease)
• Bronchitis
• Pneumonia
• Acute respiratory distress
• Wheezing in children
• Emergency shortness of breath

Types of Nebulizer

1. Jet Nebulizer

• Uses compressed air
• Most commonly used
• Affordable

2. Ultrasonic Nebulizer

• Uses ultrasonic vibrations
• Quiet operation
• Faster drug delivery

3. Mesh Nebulizer

• Uses vibrating mesh
• Portable
• Efficient and expensive

Parts of a Nebulizer

1. Air compressor
2. Nebulizer cup (medicine chamber)
3. Mouthpiece or face mask
4. Tubing

Common Drugs Used in Nebulization

• Salbutamol (Albuterol) – bronchodilator
• Ipratropium bromide
• Budesonide
• Normal saline
• Antibiotics (in some cases)

Procedure of Nebulization

1. Wash hands
2. Measure prescribed medicine
3. Pour medicine into nebulizer cup
4. Connect tubing to compressor
5. Place mask/mouthpiece properly
6. Switch on the machine
7. Patient breathes slowly and deeply
8. Continue until mist stops (5–10 minutes)
9. Clean equipment after use

Advantages

• Easy to use
• Suitable for children and elderly
• Direct action on lungs
• Less systemic side effects

Disadvantages

• Bulky (except portable types)
• Requires electricity
• Longer time than inhalers

Side Effects

• Tremors
• Palpitations
• Dry mouth
• Throat irritation
• Rare allergic reactions

Glucometer Blood Glucose Practical For DMS Course 3 Years

A glucometer (blood sugar meter) is a portable medical device that measures the amount of sugar (glucose) in a drop of blood, essential for managing diabetes by helping you see how food, exercise, and medicine affect your levels, typically using a finger prick and a test strip to get a reading in mg/dL or mmol/L within seconds. To use, you prick your finger (after washing hands), touch the blood to a test strip, and the meter displays your blood sugar level, guiding treatment and preventing complications. 

How it Works

1. Prepare: Wash hands, insert a test strip into the meter (this turns it on).
2. Lancet: Prepare a lancet device, setting the depth and loading it.
3. Prick: Firmly press the lancet on the side of your fingertip and squeeze a small blood drop.
4. Apply Blood: Touch the drop to the edge of the test strip.
5. Read: The meter counts down and displays the glucose level (e.g., 80-130 mg/dL is a common target before meals). 

Key Things to Know

• Purpose: To manage diabetes by tracking glucose levels, preventing highs (hyperglycemia) and lows (hypoglycemia).
• Components: A handheld meter, disposable test strips, and lancets.
• Accuracy: Store strips properly (sealed, room temp) and check expiration dates; a small drop of blood is needed.
• When to Use: People with diabetes use them multiple times daily to guide treatment. 

Target Ranges (General Guidelines)

• Before Meals (Preprandial): 80-130 mg/dL.
• After Meals (Postprandial): Less than 180 mg/dL (2 hours after starting to eat). 

By monitoring these numbers, you and your healthcare provider can adjust diet, exercise, and medication to keep your blood sugar in a healthy range. 

Intravenous (IV) injection Practical For DMS Course 3 Years

Intravenous (IV) injection is a critical clinical skill used to deliver medications or fluids directly into the bloodstream for immediate effect. The standard practical procedure continues to emphasize the Aseptic Non-Touch Technique (ANTT) and rigorous safety checks to minimize risks like phlebitis or infection. 

Core Equipment for IV Injection

• Medical Items: Syringes (appropriate for the dose), IV cannulas (standard 18G–22G for adults), and drawing-up needles.
• Sterilization: Alcohol gel for hands, antiseptic wipes (e.g., 70% isopropyl alcohol or chlorhexidine) for the skin and ports.
• Procedural Tools: Disposable tourniquet, sterile dressing (occlusive), non-sterile gloves, and a sharps container.
• Flushes: 0.9% Normal Saline (usually 10ml) to ensure the line is patent and to clear the medication after administration. 

Performing intravenous (IV) injections is a medical procedure that requires proper training and supervision by a qualified healthcare professional. It is important to understand the significant risks involved, such as infection, nerve damage, and other serious complications, if not performed correctly in a sterile environment. 

For those interested in learning about or performing IV injections, seeking education and practical training through accredited medical programs or institutions is crucial. These programs provide the necessary theoretical knowledge, hands-on practice under expert guidance, and understanding of safety protocols to ensure patient well-being. Practicing on simulation models, like IV practice arms, is a common and safe way to develop the necessary skills before performing procedures on patients. Always prioritize safety and follow established medical guidelines and protocols.

Intramuscular (IM) injection For DMS Course 3 Years

Intramuscular (IM) injection is the delivery of medication deep into large, well-vascularized muscles to ensure rapid and uniform absorption. standard practice emphasizes choosing the correct site based on patient age and medication volume while using the Z-track technique to prevent leakage. 

Core IM Injection Sites

• Deltoid (Upper Arm): Most common for vaccines in adults and children over 3 years old. Located approximately 2 inches (3–5 cm) below the acromion process in the center of an inverted triangle.
• Ventrogluteal (Hip): The preferred and safest site for most adults and children of walking age, as it is free from major nerves and blood vessels.
• Vastus Lateralis (Outer Thigh): Preferred site for neonates, infants, and self-administration.
• Dorsogluteal (Buttock): Generally not recommended in 2026 due to the risk of sciatic nerve injury and inconsistent absorption through adipose tissue. 

Recommended Equipment (2026 Standards)

• Syringes: Typically 1-mL or 3-mL, depending on volume.
• Needles: Standard 22–25 gauge.
  • Length: Usually 1 to 1.5 inches for adults, depending on weight.
  • Weight-based: For adults <60 kg (130 lbs), a 1-inch needle is standard; for heavier adults, a 1.5-inch needle ensures reaching the muscle.
• Sharps Container: Immediate disposal of used needles without recapping is mandatory to prevent needlestick injuries.

Practical Procedure Checklist

1. Preparation: Wash hands and verify the “Six Rights” of medication administration.
2. Drawing Up: Use a separate filter or drawing-up needle before switching to the injection needle.
3. Landmarking: Identify the exact anatomical site and clean with an alcohol wipe; let it air dry completely.
4. Z-Track Method: Pull the skin laterally (1 inch/2.5 cm) to one side before insertion to seal the medication track.
5. Insertion: Hold the syringe like a dart and insert at a 90-degree angle with a quick, firm motion.
6. Injection: Depress the plunger slowly (approx. 10 seconds per mL) to allow muscle fibers to stretch.
7. Withdrawal: Wait 10 seconds after injecting, then pull the needle straight out at the same angle.
8. Post-Care: Apply gentle pressure with gauze; do not massage the site as this can cause irritation or leakage. 

Cleaning, Dressing, Bandaging For DMS Course 3 Years

Cleaning the Wound

• Preparation: Wash hands for at least 20 seconds and wear non-sterile gloves for the removal of old dressings.
• Irrigation: Rinse with 0.9% Normal Saline or drinkable tap water. Avoid using hydrogen peroxide or alcohol directly on the wound bed as they can damage healthy tissue.
• Technique: Clean from the center of the wound outward (the least to most contaminated area).
• Drying: Gently pat the surrounding skin dry with sterile gauze; do not rub the wound bed. 

2. Selecting a Dressing

The choice depends on the level of wound drainage (exudate): 

• Dry/Low Exudate: Use Hydrogel or transparent films (e.g., Tegaderm) to provide moisture.
• Moderate to High Exudate: Use Foams or Alginates (seaweed-based), which absorb heavy fluid and form a gel to keep the area moist.
• Infected Wounds: Use Antimicrobial dressings, typically impregnated with silver or iodine, to reduce bacterial load.
• Post-Surgical/Sutures: Often covered with a non-adherent pad (e.g., Melolin) and adhesive tape. 

3. Bandaging Techniques

Bandages secure dressings and provide support or compression. 

• Application Principles:
  • Start at the distal end (farthest from the heart) and work toward the trunk to promote blood flow.
  • Overlap each turn by one-half to two-thirds of the previous width for even pressure.
  • Z-Track or Spiral: Use spiral turns for limbs and figure-of-eight turns for joints like elbows or knees to allow movement.
• Safety Check: Ensure the bandage is snug but not restrictive. Check for circulation (e.g., “capillary refill test”) by pressing a fingernail; color should return within 2 seconds. 

4. Frequency of Change

• Surgical Wounds: Typically left in place for 48 hours before the first change.
• Standard Wounds: Change daily or if the dressing becomes wet, soiled, or saturated with fluid. High-absorbent dressings like hydrocolloids may last 3–7 days

Some Subject Details for DMS Course 3 Years

Human Anatomy & Physiology for DMS Course 3 Years

The Study of the body Structure and its function is Anatomy & Physiology. Here we discuss the systems of the human body and its organ, Tissues, and cells. The systems of the human body are the digestive system, Respiratory system, Cardiovascular system, Skeletal system, Muscular system, nervous system, Endocrine system, Immune System, Integumentary System and Urinary System.

Anatomy is the study of body structures and their relationships, while physiology is the study of how those structures function; they are interconnected, as form dictates function (e.g., the structure of a neuron’s axon allows it to transmit signals). Together, they explain the human body’s workings, from cells and tissues to organ systems, maintaining balance (homeostasis) through complex processes like temperature regulation, making them fundamental to medicine and health sciences.  

Anatomy (The “What” & “Where”)

• Definition: The study of the body’s physical structures, both internal and external. 
• Levels: Explores structures from microscopic (cells, tissues) to macroscopic (organs, organ systems). 
• Types: Can be gross (large structures), microscopic (histology/cytology), regional (by body area), or systemic (by body system). 

Physiology (The “How”)

• Definition: The study of the functions and processes of body parts and systems. 
• Focus: Explains how structures work together to keep the body alive, such as the circulatory system delivering oxygen or the integumentary system protecting the body. 

The Interconnection: Form Meets Function

• The principle “form fits function” is key: a structure’s anatomy enables its physiological role. 
• Example: Dendrites (anatomy) receive signals, allowing the neuron (physiology) to function as a receiver, while the axon (anatomy) transmits signals (physiology). 

Key Concepts in A&P

• Homeostasis: The body’s ability to maintain a stable internal environment (e.g., regulating temperature). 
• Body Systems: The interconnected network of organs (e.g., cardiovascular, nervous, integumentary) working cooperatively. 
• Anatomical Position: A standard reference posture (standing upright, palms forward) used to describe body locations universally. 

Major Systems of the Human Body

System	Main Function
Skeletal	Support & protection
Muscular	Movement
Nervous	Control & coordination
Endocrine	Hormonal regulation
Cardiovascular	Blood circulation
Respiratory	Gas exchange
Digestive	Nutrition & digestion
Urinary	Waste excretion
Reproductive	Reproduction
Integumentary	Protection & temperature control

---

Relationship Between Anatomy & Physiology

Anatomy	Physiology
Structure	Function
Form	Action
Static study	Dynamic study

কয়েকটি সিস্টেম সম্পর্কে আলোচনা করা হলো:

1. Skeletal System

Function:

• Gives shape and support to the body
• Protects vital organs (brain, heart, lungs)
• Helps in body movement
• Produces blood cells in bone marrow

Main Parts:

• Bones (206 bones)
• Joints
• Cartilage

2. Muscular System

Function:

• Enables movement of the body
• Maintains posture
• Produces heat

Types of Muscles:

1. Skeletal muscle – voluntary
2. Smooth muscle – involuntary
3. Cardiac muscle – found in the heart

3. Nervous System

Function:

• Controls and coordinates body activities
• Receives and responds to stimuli
• Responsible for thinking, memory, and emotions

Main Parts:

• Brain
• Spinal cord
• Nerves

4. Cardiovascular System

Function:

• Circulates blood throughout the body
• Transports oxygen, nutrients, and hormones
• Removes waste products

Main Parts:

• Heart
• Blood
• Blood vessels (arteries, veins, capillaries)

5. Respiratory System

Function:

• Helps in breathing
• Supplies oxygen to the blood
• Removes carbon dioxide from the body

Main Parts:

• Nose
• Trachea
• Lungs
• Alveoli

6. Digestive System

Function:

• Digestion of food
• Absorption of nutrients
• Elimination of waste

Main Parts:

• Mouth
• Esophagus
• Stomach
• Intestines
• Liver and pancreas

Pharmacology-1 for DMS Course 3 Years

1. Definition of Pharmacology

Pharmacology is the branch of medical science that deals with drugs, their sources, actions, uses, side effects, and mechanisms in the human body.

2. Drug – Definition

A drug is a chemical substance that is used to diagnose, prevent, treat, or cure disease.

3. Branches of Pharmacology

1. Pharmacokinetics – What the body does to the drug
2. Pharmacodynamics – What the drug does to the body
3. Pharmacotherapeutics – Use of drugs in treatment
4. Toxicology – Study of harmful effects of drugs
5. Chemotherapy – Drugs used to treat infections and cancer

4. Pharmacokinetics (ADME)

A – Absorption:
How a drug enters the bloodstream

D – Distribution:
How the drug spreads in the body

M – Metabolism:
Breakdown of drugs mainly in the liver

E – Excretion:
Removal of drugs mainly through kidneys (urine)

5. Pharmacodynamics

• Drug action and effect
• Receptor interaction
• Dose–response relationship

Example:
Paracetamol reduces pain and fever.

6. Routes of Drug Administration

• Oral (by mouth)
• Sublingual
• Intravenous (IV)
• Intramuscular (IM)
• Subcutaneous (SC)
• Topical
• Inhalation

7. Types of Drugs

• Analgesics (pain killers)
• Antibiotics
• Antipyretics (reduce fever)
• Antiseptics
• Sedatives

8. Adverse Drug Reactions (ADR)

• Nausea
• Vomiting
• Allergy
• Drowsiness

9. Importance of Pharmacology for Nurses / Physiotherapists

• Safe drug administration
• Understanding drug effects
• Prevention of medication errors
• Patient education

10. Common Terms

• Dose: Amount of drug given
• Therapeutic effect: Desired effect
• Side effect: Unwanted effect
• Overdose: Excess amount of drug

Study of OTC Drugs for DMS Course 3 Years

OTC Drugs are important for all Medical Assistant Courses. These Drugs are Emergency and safe for the patients. The Study of OTC Drugs improves the quality of practice. Some OTC Drugs are Albendazole, Ascorbic Acid, Calcium, Multivitamins, Vitamin B Complex, Omeprazole, Oral Rehydration Salt, Salbutamol etc.

Definition

OTC drugs are medicines that can be purchased without a doctor’s prescription and are used for minor and self-limiting illnesses.

Purpose of OTC Drugs

• Relief of common symptoms
• Easy access to treatment
• Cost-effective healthcare
• Reduces burden on hospitals

Characteristics of OTC Drugs

• Safe when used as directed
• Low risk of serious side effects
• Clear labeling and instructions
• Suitable for self-medication

Classification of OTC Drugs

1. Analgesics & Antipyretics

Used for pain and fever.

Drug	Use
Paracetamol	Fever, mild pain
Ibuprofen	Pain, inflammation

---

2. Antacids

Used for acidity and indigestion.

Drug	Use
Aluminum hydroxide	Neutralizes acid
Magnesium hydroxide	Relieves acidity

---

3. Cough & Cold Preparations

• Antitussives – suppress cough
• Expectorants – remove mucus
• Decongestants – relieve nasal block

Examples:

• Dextromethorphan
• Guaifenesin
• Phenylephrine

4. Antihistamines

Used for allergy.

Drug	Use
Cetirizine	Allergic rhinitis
Loratadine	Urticaria

5. Antidiarrheal Drugs

Used for diarrhea.

Drug	Use
ORS	Prevents dehydration
Loperamide	Reduces bowel movement

6. Laxatives

Used for constipation.

• Bulk-forming: Isabgol
• Osmotic: Lactulose
• Stool softeners

7. Topical Preparations

Used on skin.

• Antiseptics (Povidone-iodine)
• Antifungal creams
• Pain relief gels

8. Vitamins & Minerals

• Vitamin B-complex
• Vitamin C
• Iron supplements

Dosage Forms of OTC Drugs

• Tablets
• Syrups
• Capsules
• Creams & ointments
• Drops
• Powders

Advantages of OTC Drugs

• Easily available
• Saves time & money
• Suitable for minor illnesses
• Promotes self-care

First Aid DMS Course 3 Years

First Aid is an important subject for Medical courses . RMP Courses, LMAF Courses, Paramedical Courses, DMA Courses, DMS Courses, Nursing Courses, Dental Courses, Pathology Courses, Physiotherapy Courses, Caregiver courses etc. Here we discuss shock, Classification Shock, causes of Shock, Stages of Shock, Clinical Features of Shock, Hypovolemic Shock, Cardiogenic Shock, Neurogenic Shock, Traumatic Shock, Burn Shock, Electric Shock, Psychogenic Shock, Anaphylactic Shock, First Aid of Shock, First Aid of cut, First Aid of Snake Bite, First Aid of Accidental Injury etc.

Definition

First Aid is the immediate and temporary care given to an injured or suddenly ill person before professional medical treatment is available.

Aims of First Aid

1. Preserve life
2. Prevent condition from worsening
3. Promote recovery

Principles of First Aid

• Stay calm
• Ensure safety of the scene
• Assess the casualty
• Call for medical help
• Provide appropriate care
• Do not give unnecessary treatment

First Aid – Primary Survey (DRABC)

Step	Meaning
D	Danger – ensure safety
R	Response – check consciousness
A	Airway – clear airway
B	Breathing – check breathing
C	Circulation – control bleeding

Basic First Aid Procedures

1. Wounds & Bleeding

• Apply direct pressure
• Elevate the injured part
• Use clean dressing
• Do not remove embedded objects

2. Burns

• Cool with running water (10–20 minutes)
• Cover with sterile dressing
• Do not apply oil or ointment
• Do not burst blisters

3. Fractures

• Immobilize the injured part
• Use splints
• Do not move unnecessarily
• Seek medical help

4. Fainting

• Lay patient flat
• Raise legs
• Loosen tight clothing
• Ensure fresh air

5. Nose Bleeding (Epistaxis)

• Sit patient upright
• Lean forward
• Pinch nostrils for 10 minutes
• Do not tilt head backward

6. Choking

• Encourage coughing
• Give back blows
• Perform abdominal thrusts (Heimlich maneuver)

7. Poisoning

• Identify poison if possible
• Do not induce vomiting (unless instructed)
• Seek emergency care immediately

8. Snake Bite

• Keep patient calm
• Immobilize limb
• Do not cut or suck wound
• Take patient to hospital urgently

CPR (Cardiopulmonary Resuscitation)

Steps

1. Check responsiveness
2. Call emergency help
3. Start chest compressions
4. Give rescue breaths

Compression : Breath ratio = 30 : 2

First Aid Kit – Contents

• Sterile gauze
• Bandages
• Antiseptic solution
• Adhesive tape
• Scissors
• Gloves
• Pain relievers
• ORS packets

Practice of Medicine for DMS Course 3 Years

DMS Course 3 Years for Important topics in the practice of medicine include fundamental sciences like anatomy, physiology, and pathology; core clinical subjects such as internal medicine, surgery, and pediatrics; and practical applications like pharmacology, diagnostic procedures, and patient management. Additionally, crucial areas include public health (sanitation, vaccination), family medicine (addressing a wide range of patient needs), and increasingly, community medicine (epidemiology, health indicators), and interdisciplinary fields like addiction medicine, forensic medicine, and genomic medicine. 

Definition

Practice of Medicine is the branch of medical science concerned with the prevention, diagnosis, treatment, and management of diseases in adult patients through clinical knowledge and patient care.

Objectives of Practice of Medicine

1. Diagnose diseases accurately
2. Treat and manage medical conditions
3. Prevent complications
4. Promote health and recovery
5. Provide holistic patient care

Scope of Practice of Medicine

Includes:

• History taking
• Physical examination
• Clinical diagnosis
• Investigations
• Medical management
• Follow-up care

Components of Practice of Medicine

1. History Taking

Includes:

• Chief complaints
• History of present illness
• Past medical history
• Drug history
• Family history
• Social history

2. Physical Examination

• General examination
• Systemic examination:
  • Cardiovascular system
  • Respiratory system
  • Gastrointestinal system
  • Nervous system

3. Diagnosis

• Provisional diagnosis
• Differential diagnosis
• Final diagnosis

4. Investigations

• Blood tests
• Urine tests
• X-ray
• ECG
• Ultrasound
• CT/MRI (when needed)

5. Treatment

• Drug therapy
• Dietary advice
• Lifestyle modification
• Supportive care

Common Diseases Studied in Practice of Medicine

Cardiovascular Diseases

• Hypertension
• Ischemic heart disease
• Heart failure

Respiratory Diseases

• Asthma
• COPD
• Pneumonia
• Tuberculosis

Gastrointestinal Diseases

• Peptic ulcer
• Hepatitis
• Diarrhea

Endocrine Diseases

• Diabetes mellitus
• Thyroid disorders

Neurological Diseases

• Stroke
• Epilepsy
• Parkinson’s disease

Infectious Diseases

• Malaria
• Dengue
• Typhoid
• COVID-19

Hematology for DMS Course 3 Years

Hematology is the branch of medicine focused on the study, diagnosis, and treatment of blood, blood-forming organs (like bone marrow, spleen, lymph nodes), and blood disorders, including anemias, clotting issues (hemophilia), and blood cancers (leukemia, lymphoma).

What hematology covers:

• Blood Components: Red cells (oxygen), white cells (immunity), platelets (clotting), plasma, and proteins. 
• Blood-Forming Organs: Bone marrow, lymph nodes, spleen, thymus. 
• Disorders: Anemia, bleeding disorders (hemophilia), clotting disorders, blood cancers, and immune issues. 
• Processes: Blood formation (hematopoiesis) and coagulation (clotting). 

Who are the specialists?

• Hematologist: A physician (often an internist or pediatrician) who diagnoses and treats patients with blood disorders, managing their care directly. 
• Hematopathologist: A pathologist who specializes in analyzing blood, bone marrow, and lymphoid tissues in a lab to diagnose diseases. 
• Hematology-Oncology: Many hematologists train in both areas, as blood cancers are a major focus. 

Common conditions treated:

• Anemia (e.g., sickle cell anemia)
• Bleeding & Clotting Disorders (e.g., Hemophilia, Thrombosis)
• Blood Cancers (e.g., Leukemia, Multiple Myeloma, Lymphoma)
• Immune deficiencies related to blood. 

Composition of Blood

Total blood volume ≈ 5–6 liters in adults.

A. Plasma (≈55%)

Plasma is the liquid part of blood.

Components:

1. Water (90–92%)
2. Plasma proteins
   • Albumin – maintains osmotic pressure
   • Globulin – immunity (antibodies)
   • Fibrinogen – blood clotting
3. Electrolytes – Na⁺, K⁺, Ca²⁺
4. Nutrients – glucose, amino acids, lipids
5. Hormones & enzymes
6. Waste products – urea, creatinine

Functions of Plasma:

• Maintains blood pressure
• Transport medium
• Helps in clotting and immunity

Formed Elements of Blood

A. Red Blood Cells (RBCs / Erythrocytes)

Structure:

• Biconcave, non-nucleated
• Diameter ≈ 7.5 µm

Normal Count:

• Male: 5–6 million/mm³
• Female: 4–5 million/mm³

Hemoglobin (Hb):

• Iron-containing protein
• Carries oxygen

Life Span:

• Approximately 120 days

Functions:

• Oxygen transport
• Carbon dioxide transport
• Acid–base balance

RBC Disorders:

• Anemia – low RBC or Hb
• Polycythemia – increased RBC count

B. White Blood Cells (WBCs / Leukocytes)

Normal Count:

• 4,000–11,000/mm³

Function:

• Body defense and immunity

Types of WBCs

1. Neutrophils (60–70%)

• First line of defense
• Fight bacterial infection

2. Lymphocytes (20–30%)

• B cells – antibody production
• T cells – cell-mediated immunity

3. Monocytes (2–8%)

• Phagocytosis
• Become macrophages

4. Eosinophils (1–4%)

• Allergic reactions
• Parasitic infections

5. Basophils (0.5–1%)

• Release histamine
• Inflammation and allergy

WBC Disorders:

• Leukocytosis – increased WBC
• Leukopenia – decreased WBC
• Leukemia – cancer of blood cells

C. Platelets (Thrombocytes)

Normal Count:

• 150,000–400,000/mm³

Life Span:

• 7–10 days

Function:

• Blood clotting
• Prevention of bleeding

Disorder:

• Thrombocytopenia – low platelet count

Hemostasis (Blood Clotting)

Steps:

1. Vasoconstriction
2. Platelet plug formation
3. Coagulation
   • Fibrinogen → Fibrin (clot formation)

Importance:

• Prevents excessive blood loss

Hemoglobin (Hb) in Detail

Normal Values:

• Male: 13–18 g/dL
• Female: 12–16 g/dL

Functions:

• Oxygen transport
• Maintains blood pH

Abnormalities:

• Low Hb → anemia
• High Hb → polycythemia

Blood Groups

ABO Blood Group System

• Group A
• Group B
• Group AB
• Group O

Rh Factor

• Rh positive
• Rh negative

Importance:

• Safe blood transfusion
• Pregnancy (Rh incompatibility)

Blood Formation (Hematopoiesis)

Site:

• Bone marrow (main site)

Process:

• Stem cells → RBCs, WBCs, platelets

Clinical Importance of Hematology

• Diagnosis of anemia and infections
• Monitoring treatment response
• Blood transfusion safety
• Management of bleeding disorders

Pathology for DMS Course 3 Years

Pathology is the medical science of studying diseases—their causes, mechanisms, and effects—primarily by examining tissues, cells, and body fluids (like blood/urine) in labs to diagnose illnesses, guide treatment, and monitor health, acting as the crucial link between basic science and clinical medicine, often involving microscopic analysis of biopsies, genetic testing, and microbiology. Pathologists are doctors specializing in this lab-based diagnosis, making critical decisions for cancer, infections, and chronic diseases, even performing autopsies to understand death.

Key Aspects of Pathology

• Study of Disease: Investigates how diseases start (etiology) and develop (pathogenesis). 
• Diagnostic Focus: Analyzes samples (biopsies, blood, urine) to find abnormalities. 
• Core Disciplines: Includes histology (tissues), cytology (cells), microbiology (germs), clinical chemistry, and molecular pathology (genetics). 
• Tools & Techniques: Uses microscopes, special stains, immunological markers, and genetic tests. 
• Clinical Role: Provides vital information for surgeons, oncologists, and other clinicians to diagnose, treat, and manage conditions like cancer, infections, and autoimmune disorders. 

What Pathologists Do

• Examine Specimens: Look at tissue under a microscope for signs of cancer, inflammation, or infection. 
• Perform Tests: Analyze blood for chemical imbalances or infectious agents. 
• Consult: Work with other doctors to determine the best course of treatment. 
• Conduct Autopsies: Investigate deaths to determine cause and manner. 

Modern Advancements

• Digital Pathology: Digitizing slides for easier sharing and analysis. 
• AI in Diagnostics: Using artificial intelligence to spot patterns and improve accuracy. 
• Molecular Pathology: Analyzing DNA and RNA for targeted therapies, especially in cancer. 

1. Definition

Pathology is the branch of medical science that studies:

• The causes of disease (etiology)
• The mechanism of disease development (pathogenesis)
• The structural and functional changes in tissues and organs (morphology)
• The effects of disease on the body

বাংলা সংজ্ঞা:
প্যাথলজি হলো রোগের কারণ, বিকাশ প্রক্রিয়া, অঙ্গ–প্রত্যঙ্গে পরিবর্তন এবং দেহে তার প্রভাবের অধ্যয়ন।

2. Branches of Pathology

1. General Pathology – Study of disease processes common to all organs (e.g., inflammation, necrosis)
2. Systemic Pathology – Study of diseases of specific organs or systems (e.g., cardiovascular, respiratory)
3. Clinical Pathology – Laboratory study of blood, urine, body fluids for diagnosis
4. Forensic Pathology – Study of death, injury, and crime-related pathology
5. Molecular Pathology – Study of diseases at cellular and molecular level

3. Etiology (Causes of Disease)

• Genetic – inherited conditions (e.g., sickle cell anemia)
• Infectious – bacteria, viruses, fungi, parasites
• Physical – trauma, burns, radiation
• Chemical – poisons, toxins, drugs
• Nutritional – deficiency or excess (e.g., scurvy, obesity)
• Immune – autoimmune diseases

4. Pathogenesis (Mechanism of Disease)

• How the disease develops in the body
• Example: Atherosclerosis
  • Fat deposits in arteries → narrowing → reduced blood flow → heart attack

5. Morphological Changes

• Gross Changes: visible changes in organs (e.g., enlarged liver)
• Microscopic Changes: cellular changes under microscope (e.g., inflammation, necrosis)

6. Common Pathological Processes

1. Inflammation – Body’s response to injury or infection
2. Degeneration – Deterioration of cells
3. Necrosis – Cell death
4. Neoplasia – Uncontrolled cell growth (benign or malignant)
5. Hemodynamic Disorders – Bleeding, clotting, edema
6. Infections – Bacterial, viral, fungal, parasitic.

Cardiovascular Anatomy for DMS Course 3 Years

Cardiovascular Anatomy involves the heart (a four-chambered pump), blood vessels (arteries, veins, capillaries), and blood, forming circuits to deliver oxygen/nutrients and remove waste, divided into pulmonary (heart-lungs) and systemic (heart-body) loops, crucial for body function. Key structures include the atria (receiving chambers), ventricles (pumping chambers), four valves (tricuspid, pulmonary, mitral, aortic) controlling flow, and major vessels like the aorta, vena cavae, and pulmonary arteries/veins, all working to circulate life-sustaining blood. 

The Heart: The Central Pump

• Chambers: Four chambers: Right Atrium, Right Ventricle, Left Atrium, Left Ventricle.
• Valves: Four one-way valves ensure proper blood flow: Tricuspid, Pulmonary, Mitral (Bicuspid), Aortic.
• Septum: Muscular walls separating the right and left sides (interatrial and interventricular septum). 

Blood Vessels: The Network 

• Arteries: Carry oxygenated blood away from the heart (e.g., Aorta, Pulmonary Artery).
• Veins: Return deoxygenated blood to the heart (e.g., Vena Cavae, Pulmonary Veins).
• Capillaries: Tiny vessels connecting arterioles and venules, where nutrient/gas exchange occurs. 

The Two Circuits

1. Pulmonary Circulation: Right side of the heart pumps deoxygenated blood to the lungs to get oxygen, then back to the left heart.
2. Systemic Circulation: Left side pumps oxygenated blood to the body’s tissues, and deoxygenated blood returns to the right heart. 

Blood Flow Through the Heart (Simplified)

1. Deoxygenated blood enters Right Atrium (from Vena Cavae).
2. Right Atrium to Right Ventricle (through Tricuspid Valve).
3. Right Ventricle to Lungs (through Pulmonary Valve & Artery).
4. Oxygenated blood returns to Left Atrium (from Pulmonary Veins).
5. Left Atrium to Left Ventricle (through Mitral Valve).
6. Left Ventricle pumps to the body (through Aortic Valve & Aorta). 

Orthopedic Anatomy for DMS Course 3 Years

Orthopedic anatomy is the study of the musculoskeletal system, the complex network of tissues that provides the body with structure, support, and the ability to move. This field forms the foundation of orthopedic surgery and physical therapy, focusing on how these components interact to withstand stress and perform mechanical work.

Core Components of the Musculoskeletal System

The orthopedic system is comprised of several distinct types of tissue, each with specific structural roles: 

• Bones: The adult human skeleton consists of 206 bones. They provide the rigid framework for the body and protect internal organs.
• Joints: There are approximately 230 joints in the adult body where two or more bones meet. They are classified by their movement type, such as hinge (elbow), ball-and-socket (hip/shoulder), or saddle (thumb).
• Muscles: The body contains roughly 640 skeletal muscles. These voluntary muscles contract to pull on bones, facilitating movement.
• Ligaments: Dense bands of fibrous tissue that connect bone to bone, providing stability to joints.
• Tendons: Fibrous cords that connect muscle to bone, transmitting the force of muscle contraction to move the skeleton.
• Cartilage: A smooth, resilient tissue that covers the ends of bones at joints (articular cartilage) to reduce friction. 

Anatomical Regions in Orthopedics

Orthopedists often specialize in specific regions due to their complex anatomical requirements: 

• Upper Limb: Includes the shoulder, arm (humerus), forearm (radius/ulna), and the intricate bones of the hand and wrist.
• Lower Limb: Encompasses the hip, thigh (femur), knee, leg (tibia/fibula), and the foot and ankle.
• Spine: Focuses on the vertebrae, intervertebral discs, and the spinal cord, which are critical for axial stability and neurological health. 

Clinical Significance

Understanding these structures is essential for diagnosing and treating common orthopedic conditions: 

• Fractures: Breaks in the bone, often described by their location (e.g., distal, proximal) and displacement.
• Sprains vs. Strains: A sprain refers to an injury of a ligament (bone-to-bone), while a strain refers to an injury of a muscle or tendon (muscle-to-bone).
• Arthritis: The degradation of articular cartilage, leading to pain and reduced joint mobility. 

Gastro Anatomy & Physiology for DMS Course 3 Years

Gastro anatomy involves the GI tract (mouth, pharynx, esophagus, stomach, small/large intestines, anus) and accessory organs (teeth, tongue, salivary glands, liver, gallbladder, pancreas), while its physiology covers ingestion, digestion (mechanical/chemical breakdown), nutrient absorption, and waste elimination, all coordinated by muscle contractions (peristalsis) and secretions. The system breaks down food using enzymes and bile from accessory organs, absorbs nutrients in the small intestine, and expels waste, with smooth muscle layers controlling movement and sphincters preventing backflow. 

Gastro Anatomy (The Organs)

• Gastrointestinal (GI) Tract (Hollow Organs):
  • Mouth: Where digestion starts (chewing/saliva).
  • Pharynx & Esophagus: Passageways for food to the stomach, propelled by peristalsis.
  • Stomach: Mixes food with acid and enzymes.
  • Small Intestine: Main site for nutrient absorption (duodenum, jejunum, ileum).
  • Large Intestine (Colon, Rectum, Anus): Water absorption, waste formation, and elimination.
• Accessory Organs:
  • Teeth & Tongue: Mechanical breakdown and mixing.
  • Salivary Glands: Produce saliva (enzymes/lubrication).
  • Liver & Gallbladder: Produce/store bile for fat digestion.
  • Pancreas: Produces digestive enzymes and bicarbonate. 

Gastro Physiology (How It Works)

1. Ingestion & Mechanical Digestion: Chewing in the mouth, mixing in the stomach.
2. Chemical Digestion: Enzymes from salivary glands, pancreas, liver break down food.
3. Motility (Movement): Rhythmic muscle contractions (peristalsis) move food along the tract; sphincters (like the lower esophageal sphincter) control flow.
4. Absorption: Nutrients pass from the small intestine into the bloodstream.
5. Elimination (Excretion): Undigested waste leaves the body. 

Key Physiological Processes

• Peristalsis: Wave-like muscle contractions that push food forward.
• Secretion: Release of digestive juices (saliva, gastric acid, bile, enzymes).
• Absorption: Transport of nutrients into the body.
• Sphincter Control: Muscular rings preventing reflux (e.g., preventing stomach acid from going back into the esophagus). 

Neuro Anatomy & Physiology for DMS Course 3 Years

Neuroanatomy and neurophysiology are the twin pillars of neuroscience that describe the structure (anatomy) and function (physiology) of the nervous system.

1. Neuroanatomy: Structural Organization

The nervous system is structurally divided into two primary systems: 

• Central Nervous System (CNS): Comprises the brain and spinal cord.
  • Brain: Divided into the cerebrum (lobes: frontal, parietal, temporal, occipital), cerebellum, diencephalon (thalamus, hypothalamus), and brainstem (midbrain, pons, medulla).
  • Spinal Cord: Acts as the primary relay between the brain and the rest of the body.
• Peripheral Nervous System (PNS): Consists of all nerves outside the CNS, including 12 pairs of cranial nerves and 31 pairs of spinal nerves. 

2. Neurophysiology: Functional Divisions

Physiology focuses on how these structures process and transmit information: 

• Somatic Nervous System: Controls voluntary movements (skeletal muscles) and transmits sensory information to the CNS.
• Autonomic Nervous System (ANS): Regulates involuntary functions like heart rate and digestion.
  • Sympathetic Division: Triggers the “fight-or-flight” response.
  • Parasympathetic Division: Governs “rest-and-digest” functions. 

3. Cellular Components & Communication

At the microscopic level, the nervous system relies on two main cell types: 

• Neurons: The functional units that transmit electrical impulses (action potentials). They consist of a cell body (soma), dendrites (receivers), and an axon (transmitter).
• Glial Cells (Neuroglia): Provide support, protection, and insulation (myelin) for neurons.
• Synaptic Transmission: Communication between neurons occurs at synapses through the release of chemical messengers called neurotransmitters (e.g., glutamate, GABA, acetylcholine). 

4. Key Physiological Processes

• Homeostasis: The nervous system uses feedback loops to maintain stable internal conditions like temperature and blood pressure.
• Neuroplasticity: The ability of the nervous system to reorganize its structure and functions in response to new stimuli or injury.
• Sensory Integration: Receptors (mechanoreceptors, nociceptors, etc.) convert external stimuli into electrical signals that the CNS interprets as touch, pain, or sight. 

Cardiovascular Drugs for DMS Course 3 Years

Cardiovascular drugs are agents that manage conditions affecting the heart and blood vessels, such as hypertension, heart failure, and arrhythmias. Clinical practice includes established standard therapies alongside newly approved innovative treatments like Cardamyst (etripamil) for rapid heart rhythm correction and Myqorzo (aficamten) for hypertrophic cardiomyopathy. 

1. Antihypertensive Agents

These medications aim to maintain blood pressure below 140/90 mmHg to prevent organ damage. 

• ACE Inhibitors: Relax blood vessels by blocking the formation of angiotensin II. Examples: Lisinopril, Enalapril, Ramipril.
• Angiotensin II Receptor Blockers (ARBs): Prevent angiotensin II from binding to receptors, achieving similar effects to ACE inhibitors. Examples: Losartan, Valsartan, Candesartan.
• Beta-Blockers: Reduce heart rate and the heart’s workload. Examples: Metoprolol, Atenolol, Bisoprolol.
• Calcium Channel Blockers (CCBs): Lower blood pressure by preventing calcium from entering heart and blood vessel cells, which relaxes the vessels. Examples: Amlodipine, Nifedipine, Verapamil.
• Diuretics (“Water Pills”): Remove excess water and sodium through urination to lower blood volume. Examples: Furosemide, Chlorthalidone, Spironolactone. 

2. Blood-Thinning and Antithrombotic Agents

Used to prevent or treat blood clots that can cause heart attacks or strokes. 

• Anticoagulants: Slow the chemical process of blood clotting. Examples: Apixaban, Rivaroxaban, Warfarin, Heparin.
• Antiplatelet Agents: Prevent platelets from sticking together. Examples: Aspirin, Clopidogrel, Ticagrelor.
• Thrombolytics: Rapidly dissolve existing life-threatening clots. Examples: Alteplase, Tenecteplase. 

3. Cholesterol-Lowering Medications 

Primary for reducing the buildup of arterial plaque (atherosclerosis). 

• Statins: Block the liver’s production of cholesterol. Examples: Atorvastatin, Rosuvastatin, Simvastatin.
• Ezetimibe: Inhibits cholesterol absorption in the intestine.
• PCSK9 Inhibitors: Injectable drugs that dramatically lower LDL cholesterol. Examples: Alirocumab, Evolocumab. 

4. Recent FDA Approvals (2025–2026) 

• Cardamyst (etripamil): A nasal spray approved in December 2025 to rapidly treat episodes of paroxysmal supraventricular tachycardia (PSVT).
• Myqorzo (aficamten): Approved in late 2025 to improve symptoms in adults with obstructive hypertrophic cardiomyopathy (oHCM).
• SGLT2 Inhibitors for Heart Failure: While originally for diabetes, drugs like Empagliflozin and Dapagliflozin are now standard for improving heart function and reducing hospitalizations in heart failure patients