Diovan HCT (valsartan and hydrochlorothiazide, USP) is indicated for the treatment of hypertension, to lower blood pressure. Lowering blood pressure reduces the risk of fatal and nonfatal cardiovascular events, primarily strokes and myocardial infarctions. Find patient medical information for Diovan Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. The FDA has reported an impurity found in valsartan, a popular drug to treat high blood pressure. NDMA, a known carcinogen, was found in some valsartan medications; overexposure of NDMA can cause cancer, liver damage, and tumors. Clarifies the medication valsartan (Diovan), a drug Valsartan is used to treat high blood pressure and congestive heart failure. Alzheimer's disease. Taking N-acetyl cysteine by mouth doesn't improve symptoms of Alzheimer's disease. Head and neck cancer. Taking N-acetyl cysteine by mouth doesn't prevent new tumors or improve survival in people with head and neck cancer. Diovan official prescribing information for healthcare professionals. Includes: indications, dosage, adverse reactions, pharmacology and more. Diovan is the brand name of valsartan, a prescription drug used to treat high blood pressure, congestive heart failure, and heart attack. Specifically, the drug is prescribed to people who have. WARNING. FETAL TOXICITY. When pregnancy is detected, discontinue Diovan as soon as possible. (see WARNINGS AND PRECAUTIONS) Drugs that act directly on the renin-angiotens in system can cause injury and death to the developing fetus. Nearly two dozen countries worldwide have announced a recall for generic Diovan, indicating that impurities were detected in the hypertension and heart drug that may cause cancer. Vitamin B6 is required for the proper function of sugars, fats, and proteins in the body. It is also required for the proper growth and development of the brain, nerves, skin, and many other parts of the body.