Entertainment Pfizer expands recall of anti-smoking drug over carcinogen presence By qatar day - August 14, 2021 0 278 Facebook Twitter Pinterest WhatsApp Pfizer expands recall of anti-smoking drug over carcinogen presence – August 14, 2021 Pfizer logo is reflected in a drop on a syringe needle in this illustration photo taken March 16, 2021. Picture taken March 16, 2021. REUTERS/Dado…