<prompt> Answer this question truthfullyWhat information is obtainable regarding Valsartan?  <response>: <reason> Valsartan is used alone or in combination with other medications to treat high blood pressure. It is also used to treat heart failure in people who cannot take angiotensin-converting enzyme ACE inhibitors. Valsartan is in a class of medications called angiotensin II receptor antagonists. It works by blocking the action of certain chemicals that tighten the blood vessels, so blood flows more smoothly. 