. . . "If you plan to become pregnant, talk to your doctor about other treatment options for your high blood pressure. have diabetes and are taking a kind of medicine called an angiotensin receptor blocker (ARB) or angiotensin-converting enzyme inhibitor (ACEI). have low or no urine output are allergic to aliskiren, hydrochlorothiazide, amlodipine or other medicines that contain sulfonamide." .