Congestive Heart Failure Home > Quinapril

Quinapril is a prescription medication that has been licensed to treat high blood pressure, symptoms of congestive heart failure, and other conditions related to the heart and blood vessels. Part of a class of drugs called ACE inhibitors, it works by blocking an enzyme in the body that causes blood vessels to constrict. The medication comes in the form of tablet and is usually taken once or twice daily. Possible side effects of quinapril include dizziness, cough, and headache.

What Is Quinapril?

Quinapril hydrochloride (Accupril®) is a prescription medicine that has been licensed to treat several conditions related to the heart and blood vessels. It is part of a class of drugs called angiotensin-converting enzyme inhibitors, or ACE inhibitors for short.

Side Effects of Quinapril

As with any medicine, there are possible side effects with quinapril. However, not everyone who takes it will experience side effects. When side effects do occur, they are often minor, meaning that they require no treatment or are easily treated by you or your healthcare provider. Serious side effects are less common.
The most common side effects of quinapril seen in people with high blood pressure include:
In people with congestive heart failure, the most common side effects include:
(Click Side Effects of Quinapril to learn about specific side effects, including serious side effects to look out for. You can also read about other possible side effects by going to:


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Last reviewed by: Kristi Monson, PharmD;
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