Glyceryl Trinitrate

• Do not take Glyceryl Trinitrate if you are allergic to nitrates or any of its ingredients.
• Inform your doctor about all other OTC medications, vitamins, nutritional supplements, and herbal products you are taking or plan to take.
• If you have a kidney, drink or have ever consumed large amounts of alcohol, have anaemia, or have a heart attack.
• Glyceryl Trinitrate should be taken with caution and only if a doctor prescribes you.
• Tell your doctor if you are pregnant or breastfeeding before starting Glyceryl Trinitrate as a dose adjustment may be required if the benefits outweigh the harm.
• Glyceryl Trinitrate may cause dizziness, light-headedness, and fainting when you get up too quickly from a lying position, especially when you start taking Glyceryl Trinitrate, so please get up gradually.

Drug-Drug Interaction: Glyceryl Trinitrate may interact with certain medicines and increase side effects:

• Erectile dysfunction medication (sildenafil, tadalafil)
  • Potential effect: May cause a rapid decrease in blood pressure
• Antidepressants (amitriptyline)
  • Potential effect: May increase the risk of low BP and lightheadedness.
• Medicines used for High BP (atenolol, amlodipine)
  • Potential effect: May enhance the BP-lowering effect.
• Blood thinners (warfarin)
  • Potential effect: May increase the risk of bleeding.

Drug-Food Interaction: Limit alcohol consumption and drinks containing caffeine.

Drug-Disease Interaction: Inform your doctor if you have a history of the following conditions before taking Glyceryl Trinitrate, as it may worsen your condition or cause complications.

• Myocardial infarction
• Congestive heart failure
• Anaemia
• Hemodialysis (a procedure where a dialysis machine and a special filter called an artificial kidney)
• Hypotension
• Intracranial pressure
• Pericarditis (inflammation of the pericardium)
• Hypertrophic cardiomyopathy
• Glaucoma.

Diet

• Eat a heart-healthy diet with plenty of fruits, vegetables, and whole grains.
• Reduce salt intake to help control blood pressure and protect heart health.
• Limit fatty and fried foods to maintain healthy cholesterol levels.

Lifestyle changes

• Do moderate exercises such as walking or light stretching to maintain heart health.
• Avoid heavy physical exertion that may trigger chest pain or angina.
• Rest immediately if chest pain occurs and use the sublingual tablet as prescribed.
• Consult your doctor before starting new exercises, especially if you have heart disease.

Stress management

• Practice relaxation techniques such as deep breathing or meditation to reduce stress.
• Maintain regular sleep habits to support heart health and reduce anxiety.
• Avoid emotional stress and overexertion, as they may trigger angina (chest pain).

Habits

• Avoid excessive alcohol and smoking, as it may increase dizziness and lower blood pressure.

• Certain diagnostic tests, such as a stress test, echocardiogram, nuclear stress test, Chest X-ray, Blood test, and Coronary angiography, help check for angina.
• Regular checkups with the doctor as you may develop tolerance to Glyceryl Trinitrate, and the same dose may be less effective next time. Your doctor might increase your dose depending on your condition, and please stick to the dosage schedule.