DETROIT – If you take blood pressure medicine, you'll want to double-check your bottle. Torrent Pharmaceuticals Ltd. has expanded its recall of losartan potassium and losartan potassium/hydrochlorothiazide tablets.
RELATED: Recall of blood pressure drug losartan expanded
Tests found trace amounts of a potentially cancer-causing impurity called N-methylnitrosobutyric acid in some of these drugs. The company is recalling 36 additional lots, it said Thursday.