Pfizer recalling popular stop-smoking drug Chantix over impurities
Chantix (Credit: FDA) (NEXSTAR) -- Pfizer is voluntarily recalling the anti-smoking drug Chantix, a brand of varenicline, due to impurities that exceed approved levels, the Food an…
Chantix (Credit: FDA) (NEXSTAR) -- Pfizer is voluntarily recalling the anti-smoking drug Chantix, a brand of varenicline, due to impurities that exceed approved levels, the Food an…