What it is

Hyzaar contains a combination of hydrochlorothiazide and losartan. Hydrochlorothiazide is a thiazide diuretic (water pill) that helps prevent your body from absorbing too much salt, which can cause fluid retention. Losartan is an angiotensin II receptor antagonist...

What it treats

Hyzaar is used to treat high blood pressure (hypertension). Hyzaar is also used to lower the risk of stroke in certain people with heart disease.