^ 'Torrent Pharmaceuticals Limited Issues Voluntary Nationwide Recall of Losartan Potassium Tablets, USP'.The impurity detected in the API is N-nitrosodimethylamine (NDMA), which is a substance that occurs naturally in certain foods, drinking water, air pollution, and industrial processes, and has been classified as a probable human carcinogen as per International Agency for Research on Cancer (IARC) classification. Torrent Pharmaceuticals Limited is voluntarily recalling ALL LOTS within expiry of Valsartan/Amlodipine/HCTZ, Valsartan/Amlodipine and Valsartan tablets to the consumer level due to the detection of trace amounts of an unexpected impurity found in an active pharmaceutical ingredient (API) manufactured by Zhejiang Huahai Pharmaceuticals. ^ 'Torrent Pharmaceuticals Limited Issues Voluntary Nationwide Recall of Valsartan/Amlodipine/HCTZ, Valsartan/Amlodipine and Valsartan Tablets'.'Torrent Pharma gets establishment nod from USFDA'. 'Torrent Pharma acquires US-based Bio-Pharm'.