Pfizer is voluntarily recalling two lots of Chantix 0.5mg Tablets, two lots of Chantix 1 mg Tablets, and eight lots of a Chantix kit of 0.5mg/1 mg Tablets to the patient (consumer/user) level due to the presence of a nitrosamine, N-nitroso-varenicline ...
The FDA has released a statement on the investigations into the presence of nitrosamines in some drugs; highlighting that there are currently no recalls of metformin within the US.