This medication is used to treat high blood pressure (hypertension).

Dizziness, lightheadedness, or tiredness may occur as your body adjusts to the medication. Dry cough, nausea, or vomiting may also occur.

Contraindicated in patients who exhibit hypotension.

Before taking quinapril, tell your doctor or pharmacist if you are allergic to it; or to other ACE inhibitors (such as benazepril); or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

For the treatment of high blood pressure, it may take 1 to 2 weeks before you get the full benefit of this medication. For the treatment of heart failure, it may take weeks to months before you get the full benefit of this medication.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: history of an allergic reaction which included swelling of the face/lips/tongue/throat (angioedema), blood filtering procedures (such as LDL apheresis, dialysis), high level of potassium in the blood, liver disease.

Too much sweating, diarrhea, or vomiting may cause loss of too much body water (dehydration) and increase your risk of lightheadedness. Report prolonged diarrhea or vomiting to your doctor. Be sure to drink enough fluids to prevent dehydration unless your doctor directs you otherwise.

This drug may pose risks to your pregnancy, therefore please do not take this medicine without consulting your doctor first.

Drugs that may interact with this drug are Spironolactone , triamterene, amiloride, furosemide, hydrochlorothiazide, aliskiren , lithium and some of NSAIDs like ibuprofen, indomethacin etc.