Pfizer, the maker of Chantix, has issued a voluntary nationwide recall for the drug due to the potential presence of a carcinogen detected during testing. NEW YORK CITY — Pharmaceutical giant Pfizer is voluntarily recalling all lots of its anti-smoking drug Chantix due to the detection of levels of cancer-causing agents called nitrosamines in the … Continue reading Pfizer Recalls Anti-Smoking Drug For Detection of Carcinogen