Novartis  has recalled about 5.3 million bottles of blood-pressure medications and other drugs that were provided as free samples to U.S. physicians' offices, citing potential contamination by a packaging chemical.
The bulk of the voluntary recall, which was initiated in the summer, was for about 4.7 million bottles of hypertension treatments Exforge and a related drug, Exforge HCT, according to information posted online this week by the U.S. Food and Drug Administration. Other drugs included in the recall were blood-pressure treatments Diovan, Tekturna and Tekturna HCT; Lescol XL cholesterol-lowering tablets; and Stalevo for Parkinson's disease.

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