If you can fight fire with fire, why not fight addiction to nicotine with another chemical?

U.S. Food and Drug Administration (FDA) officials have approved an updated drug label for smoking cessation medication varenicline (Chantix) with stronger warnings.

Cigarette smokers may be ready to kick their habit, but a popular smoking cessation drug may only add health risks. A new study indicates that Chantix (varenicline) may come with a heightened risk of serious heart problems.