What's side effects of Quinapril HCL?

Quinapril HCL is used to treat high blood pressure (hypertension). Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. It is also used to treat heart failure.
Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.
Tell your doctor right away if any of these unlikely but serious side effects occur:fainting, symptoms of a high potassium blood level (such as muscle weakness, slow/irregular heartbeat), signs of infection (such as fever, chills, persistent sore throat), change in the amount of urine.