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WASHINGTON (Reuters) - Pfizer Inc's anti-smoking drug Chantix appears increasingly likely to be linked to serious psychiatric behavior, including suicide, U.S. regulators said on ...

Any smoker knows what a bummer it is to quit, but Pfizer's new smoking cessation drug may trigger depression or suicidal thoughts, the Food and Drug Administration said today.

Pfizer Inc said today that the European Commission has approved Champix(R) (varenicline), a novel pill for smoking cessation in adults. In addition, because smokers often need ...

Smoking is the number-one cause of premature death and a significant contributor to heart disease, lung disease and cancer. It is also the leading cause of fires, including fires ...