Image Credit: Getty Images The FDA has announced a nationwide recall of more than 580,000 bottles of blood pressure medication after tests found traces of a cancer-causing chemical in certain batches. The affected drug, Prazosin Hydrochloride, was distributed in 1 mg, 2 mg, and 5 mg capsule forms by Teva Pharmaceuticals and Amerisource Health Services. Health experts are urging patients not to stop taking their medication abruptly, as uncontrolled blood pressure can be dangerous.