MOEXIPRIL; HYDROCHLOROTHIAZIDE treats high blood pressure. It relaxes your blood vessels and helps your kidneys remove more fluid through the urine, which lowers blood pressure. It is a combination of an ACE inhibitor and diuretic. Get Moexipril/HCTZ for as low as $42.84, save up to 80% off the average retail price for the most common version, by using a GoodRx coupon.