August 12, 2021
Chantix, a drug made by Pfizer, Inc., is designed to help people stop smoking. Its active ingredient is varenicline. But the complaint for this class action alleges that Chantix contains dangerously high levels of N-nitroso-varenicline, an impurity which is a carcinogen.
Case Event File: Pfizer Chantix Stop-Smoking Drug Contains Impurity ComplaintRelated to: Pfizer Chantix Stop-Smoking Drug Contains Impurity Class Action
