It is an effective medicine to prevent and treat chest pain (angina).

Difficulty in breathing, Dizziness and fainting, Swelling of the eyes, ears, and inside of nose, Nausea and Vomiting, Headache,Excessive sweating

Patients with early Myocardial Infarction, severe Anemia and Hypersensitivity to the drug.

Use of this medicine should not be stopped abruptly as the patient is likely to experience some discomfort.

Use of this medicine can cause a fall in blood pressure in general and may make you feel dizzy especially while getting up from lying or sitting position (Postural hypotension).

Use of this medicine can cause drowsiness and affect the ability to drive or operate heavy machinery. Refrain from performing tasks that require a high level of mental alertness after taking this medicine.

Use of this medicine may affect the red blood cells and cause changes in the hemoglobin resulting in blue colored skin, headache, fatigue, lack of energy etc. Use of this medicine should be discontinued if any such signs and symptoms are experienced.

Please consult your doctor when taking this medicine if you are pregnant.

Some drugs that may interact with this drug are Amitriptyline, Amlodipine, Prilocaine, Sildenafil, Riociguat, Dihydroergotamine and Heparin.