Hydrochlorothiazide and valsartan and Kuvan

• Generic Name: hydrochlorothiazide / valsartan
• Dosage Forms: n.a.
• Other Brand Names: Diovan HCT

Hydrochlorothiazide is a thiazide diuretic (water pill) that helps prevent your body from absorbing too much salt, which can cause fluid retention.

Valsartan is an angiotensin II receptor antagonist. Valsartan keeps blood vessels from narrowing, which lowers blood pressure and improves blood flow.

Hydrochlorothiazide and valsartan is a combination medicine used to treat high blood pressure (hypertension). Lowering blood pressure may lower your risk of a stroke or heart attack.

Hydrochlorothiazide and valsartan is usually given after other blood pressure medicines have been tried without success.

Hydrochlorothiazide and valsartan may also be used for purposes not listed in this medication guide.

• Generic Name: sapropterin
• Dosage Forms: tablet; powder, for oral solution
• Other Brand Names: Kuvan

Kuvan (sapropterin) is a synthetic form of a natural substance that activates an enzyme needed to break down phenylalanine in the body.

Phenylketonuria (PKU) is a disorder in which the body cannot break down phenylalanine. Elevated phenylalanine levels can cause problems with thinking and behavior.

Kuvan is used to lower blood levels of phenylalanine in people with a certain type of PKU.