About Isotrate Tablet 40mg
Isotrate 40mg is isosorbide mononitrate, a long acting nitrate used to prevent chronic angina episodes.
Isotrate Tablet 40mg Uses
- Prevention of angina (chest pain) episodes linked with coronary artery disease
- Long term control of chronic stable angina in patients already on nitrate therapy
- Adjunct treatment in chronic congestive heart failure alongside standard heart medicines
- Reducing the frequency of exertion triggered chest tightness
Isotrate Tablet 40mg Benefits
- Widens blood vessels so the heart muscle receives more oxygen rich blood
- Eases the workload on the heart by lowering venous return
- Supports a more active daily routine with fewer angina episodes
- Offers a higher maintenance strength once initial nitrate therapy is well tolerated
What Experts Say
Isosorbide mononitrate is a long acting organic nitrate that the body absorbs completely without needing liver conversion first. Inside blood vessel walls it releases nitric oxide, which relaxes smooth muscle and widens veins more than arteries. This lowers the volume of blood returning to the heart, which in turn reduces the oxygen the heart muscle needs during activity.
Cardiologists prescribe it for prevention rather than sudden relief, since its effect builds over thirty to sixty minutes rather than acting instantly. A once daily strength like 40mg is usually reached after a patient has tolerated lower doses well, and dosing is timed with a gap each day to stop the body from building tolerance to the drug.
The main safety concern is combining it with medicines for erectile dysfunction such as sildenafil or tadalafil, since both lower blood pressure and together can cause a dangerous drop. Stopping the tablet suddenly can also allow angina to return, so any dose change should happen gradually and under medical guidance.
Drug Class
- Organic Nitrate
- Antianginal Agent
- Vasodilator
Isotrate Tablet 40mg Uses in Urdu
- سینے کے درد یعنی انجائنا کے حملوں سے بچاؤ کے لیے استعمال ہوتا ہے
- دل کی شریانوں کو کشادہ کر کے خون کی روانی بہتر بناتا ہے
- دل پر پڑنے والا بوجھ کم کرنے میں مدد دیتا ہے
- دل کے دائمی امراض میں دیگر ادویات کے ساتھ معاون علاج کے طور پر تجویز کیا جاتا ہے
Isotrate Tablet 40mg formula
How to use Isotrate Tablet 40mg?
- Swallow the tablet whole with a glass of water, preferably on an empty stomach
- Take doses at the same two times each day, usually about seven hours apart, to keep a nitrate free interval
- Do not crush or chew the tablet unless a doctor advises otherwise
- Continue the higher 40mg strength only as prescribed after lower doses have been tolerated
- Do not stop the medicine suddenly without medical advice
- Keep a fast acting sublingual nitrate on hand for sudden chest pain, since this tablet is not for emergency use
Drug Interactions
- PDE5 Inhibitors: Sildenafil, tadalafil and vardenafil must not be combined with this medicine due to severe hypotension risk
- Riociguat: This pulmonary hypertension medicine is contraindicated with nitrates for the same reason
- Alcohol: Increases the blood pressure lowering effect and the risk of dizziness or fainting
- Other Blood Pressure Medicines: Calcium channel blockers, beta blockers and diuretics can add to the drop in blood pressure
- Aspirin: May slightly raise nitrate blood levels, so monitor for increased side effects
Risks and warnings
- PDE5 Inhibitor Use: Combining with sildenafil, tadalafil or vardenafil can cause a severe and dangerous drop in blood pressure
- Low Blood Pressure: Use with caution in patients who already have low blood pressure or low blood volume
- Sudden Discontinuation: Stopping this medicine abruptly can trigger a rebound increase in angina
- Recent Heart Attack: Needs careful monitoring in patients with a recent heart attack or right sided heart damage
- Severe Anemia: Avoid in patients with significant anemia since oxygen delivery is already reduced
- Driving And Machinery: May cause dizziness, so avoid driving until the response to this dose is known
- Pregnancy And Breastfeeding: Use only if the treating doctor considers it clearly necessary
Isotrate Tablet 40mg Side Effects
- Headache, often most noticeable in the first days of treatment
- Dizziness or lightheadedness, especially on standing up quickly
- Flushing or warmth in the face and neck
- Low blood pressure
- Fast heartbeat
- Nausea
- Weakness or fatigue
- Fainting in sensitive patients or with high doses
- Worsening chest pain if the medicine is stopped suddenly
- Allergic skin reactions such as rash or itching
Storage Conditions
- Keep the strip inside its original foil packaging until a tablet is needed
- Store at room temperature between 15 and 30 degrees Celsius, away from direct sunlight
- Choose a dry cupboard rather than a bathroom shelf, since humidity can weaken the tablet
- Keep the pack out of reach of children and pets at all times
- Discard any tablets left after the printed expiry date
