Examples include propranolol, atenolol, and metoprolol. Some beta blockers act more specifically than others and may be better for persons with asthma or diabetes. Beta blockers work by slowing the heart. Calcium channel blockers are another popular drug class. Numerous drugs belong to this class.
Examples are diltiazem, verapamil, nifedipine, and amlodipine.
ACE inhibitors include captopril, enalapril, lisinopril and others. ACE inhibitors are becoming the drugs of choice for persons with diabetes. A common side effect of this type of medicines is a chronic dry cough. These medicines help relax the pressure in blood vessel walls. Losartan is classified as an Angiotensin II blocker.