Quinapril (Accupril) is an inexpensive drug used alone or together with other medicines to treat high blood pressure. This drug is less popular than comparable drugs. It is available in brand and generic form. Generic quinapril is covered by most Medicare and insurance plans, but some pharmacy coupons or cash prices may be lower. Get Quinapril for as low as $9.96, which is 93% off the average retail price of $148.62 for the most common version, by using a GoodRx coupon.