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General Medication Fact Sheet for Minitran
| Field | Information |
|---|---|
| Medication Name | Minitran |
| Generic Name | Nitroglycerin |
| Purpose | Prevention of angina pectoris attacks (chest pain) due to coronary artery disease. |
| Mechanism of Action | Nitroglycerin is converted to nitric oxide (NO), a vasodilator, which relaxes smooth muscle in blood vessels, leading to reduced cardiac workload and increased blood flow to the heart. |
| Dosage Forms | Transdermal Patch |
| Available Strengths | 0.1 mg/hr, 0.2 mg/hr, 0.4 mg/hr, 0.6 mg/hr |
| Dosage Frequency | Applied once daily, typically for 12-14 hours, followed by a patch-free interval of 10-12 hours to avoid tolerance. |
| Common Side Effects | Headache, dizziness, lightheadedness, flushing, skin irritation at the application site. |
| Serious Side Effects | Severe hypotension (low blood pressure), paradoxical bradycardia, increased angina, allergic reactions. |
| Drug Interactions | Phosphodiesterase-5 (PDE5) inhibitors (e.g., sildenafil, tadalafil, vardenafil), riociguat, other antihypertensive medications, ergot alkaloids. |
| Important Notes | Rotate application sites daily to prevent skin irritation. Do not use PDE5 inhibitors with nitroglycerin due to risk of severe hypotension. Remove the patch before MRI procedures. |
| Storage | Store at room temperature away from moisture and heat. Keep out of reach of children. |
| Missed Dose | Apply a new patch as soon as you remember, then continue your regular schedule. |
| Alternatives | Nitroglycerin sublingual tablets, Isosorbide mononitrate, Isosorbide dinitrate, Ranolazine |
Minitran Alternatives
| Medication | Mechanism of Action | Notes |
|---|---|---|
| Nitroglycerin Sublingual Tablets | Vasodilator; converted to nitric oxide (NO), causing smooth muscle relaxation. | Used for acute relief of angina; faster onset but shorter duration than Minitran. |
| Isosorbide Mononitrate | Vasodilator; converted to nitric oxide (NO), causing smooth muscle relaxation. | Oral medication for long-term angina prevention; longer duration than nitroglycerin. |
| Isosorbide dinitrate | Vasodilator; converted to nitric oxide (NO), causing smooth muscle relaxation. | Oral medication for long-term angina prevention; similar to isosorbide mononitrate. |
| Ranolazine (Ranexa) | Inhibits late sodium current in heart cells. | Used for chronic angina; does not affect heart rate or blood pressure significantly. |
Minitran Side Effects
| Common Side Effects | Serious Side Effects |
|---|---|
| Headache | Severe hypotension (low blood pressure) |
| Dizziness | Paradoxical bradycardia (slow heart rate) |
| Flushing | Increased angina (chest pain) |
| Skin irritation at application site | Allergic reactions (rash, itching, swelling, difficulty breathing) |
| Lightheadedness | Fainting |
Minitran Dosage Guide
| Condition | Starting Dose | Maintenance Dose | Administration Notes |
|---|---|---|---|
| Angina Pectoris Prevention | 0.2 mg/hr or 0.4 mg/hr patch | Adjusted based on patient response, typically up to 0.6 mg/hr | Apply to a clean, dry, hairless area of skin. Rotate application sites daily. Apply for 12-14 hours, then remove for 10-12 hours. Consult your doctor. |
Minitran Price With And Without Insurance
| Purchase Context | Estimated Price |
|---|---|
| With Insurance | $50 – $200 |
| Without Insurance (U.S.) | $250 – $400 |
| From Canada | $34.95 |
