Head-to-head comparisons of medication uses, side effects, warnings, and more.
Captopril
Valsartan (Diovan)
Captopril
Valsartan (Diovan)
Summary of Capoten vs. Diovan
Summary for ACE inhibitor
Prescription only
Captopril is an angiotensin-converting enzyme (ACE) inhibitor. It's used in adults to treat high blood pressure, heart failure, and to prevent the worsening of kidney problems in people who have diabetes. Captopril is available as a tablet that's taken by mouth two to three times per day. Your healthcare team will help determine your dose based on different factors, such as how high your blood pressure is and what other medications you're taking. Side effects include a dry cough, changes in taste, and dizziness. Brand name Capoten has been discontinued; captopril is only available as a generic medication.
Summary for ARB
Prescription only
Valsartan, also known by its brand name, Diovan, is an angiotensin II receptor blocker (ARB). It's used to treat high blood pressure in adults and children. It's also used to lower the risk of serious heart-related problems in adults with heart failure or in adults after a heart attack. Valsartan (Diovan) is available as a lower-cost generic and comes as a tablet and liquid. The dosage depends on your condition, but it's typically taken by mouth once or twice per day. Potential side effects of valsartan (Diovan) include dizziness and fatigue.