💊 Station 3 — Prescription Writing for Iron-Deficiency Anemia
Rapid Revision • Prescription Writing • Patient Instructions • Viva
🎯 Task
A 24-year-old woman at 18 weeks of pregnancy attends routine antenatal care and is at risk of developing iron-deficiency anemia. Write an appropriate preventive prescription and provide the important instructions for correct use of the prescribed iron preparation.
⚡ Model Station Answer
Prescription: Ferrous fumarate 180 mg tablet, providing approximately 60 mg elemental iron, orally once daily.
Directions: Take one tablet daily throughout pregnancy; preferably away from meals if tolerated, but it may be taken with food if gastrointestinal upset occurs.
Counselling: Avoid taking it together with tea, coffee, calcium or antacids. Explain that nausea, constipation and dark stools may occur.
Safety: Write the prescription clearly using the generic name, specify dose, route, frequency and quantity, then date and sign it.
“`
🔎 Stepwise Procedure / Approach
- Review the scenario. Confirm the indication for preventive oral iron and check for relevant allergy, contraindication or intolerance.
- Enter patient details and date. Record sufficient patient identification before writing the medication order.
- Write the Rx clearly. Use the generic drug name and specify the dosage form and strength.
- State the exact regimen. Write the dose, oral route and frequency without ambiguous abbreviations.
- Specify quantity or duration. Ensure the amount supplied is consistent with the intended treatment period and follow-up.
- Give clear patient instructions. Explain daily administration, measures that improve absorption and what to do if gastrointestinal intolerance occurs.
- Counsel about common effects. Mention nausea, abdominal discomfort, constipation and harmless darkening of stools.
- Check and authenticate. Re-read the prescription for errors, then add the prescriber’s required identification and signature.
🖼️ Visual Learning
Correct Iron Prescription + Essential Patient Instructions
🎥 Practical Video
Prescription Writing 101
A practical review of how to structure a prescription, including patient identifiers, drug and strength, directions, quantity and common prescribing errors.
📝 Important Viva Questions
Q1. Which route is generally preferred for preventive iron supplementation?
Answer: Oral iron is preferred when it is tolerated and there is no specific indication for parenteral therapy.
Q2. Name commonly used oral iron salts.
Answer: Ferrous sulfate, ferrous fumarate and ferrous gluconate are commonly used oral preparations.
Q3. Why is elemental iron content important when selecting a preparation?
Answer: Different iron salts contain different amounts of elemental iron; the therapeutic or preventive dose is determined by the amount of elemental iron delivered.
Q4. What common adverse effects should be explained to a patient taking oral iron?
Answer: Nausea, epigastric discomfort, constipation or occasionally diarrhea may occur. Dark stools are common and usually harmless.
Q5. Which substances may reduce absorption of oral iron?
Answer: Tea, coffee, calcium-containing products and antacids can reduce iron absorption when taken at the same time.
Q6. What should you advise if oral iron causes gastrointestinal discomfort?
Answer: Taking the preparation with or after food may improve tolerance, although absorption may be somewhat reduced.
Q7. What essential information must appear in a safe prescription?
Answer: Appropriate patient identification, date, generic drug name, formulation and strength, dose, route, frequency, duration or quantity, clear directions and prescriber authentication.