A popular drug prescribed to help people quit smoking may pose a significantly increased risk of heart attack in users, a new study finds. The results may further complicate doctors’ and patients’ ...

New government-approved labeling on Pfizer's drug Chantix suggests that the anti-smoking medication may not carry the risks of suicidal behavior that first earned it the Food and Drug Administration's ...

NEW YORK (Reuters Health) - In a trial among people with a history of depression, those taking the quit-smoking aid varenicline - marketed in the U.S. as Chantix - were no more prone to depression or ...

WASHINGTON (AP) — The Food and Drug Administration announced Friday it will hold a public meeting in October to review the risks of psychiatric and behavioral side effects with Pfizer’s anti-smoking ...

Pfizer has received a jolt on the publication of a study which claims that the firm’s smoking cessation product Chantix has been linked to more than 3,000 reports of adverse events including ...

Europe's main drug regulator has lifted a 7-year-old warning about possible suicidal risks from Chantix, Pfizer's smoking-cessation pill. The European Medicines Agency's ruling could boost sales of ...

(Reuters) - U.S. health regulators on Friday allowed Pfizer Inc to remove a serious warning from the label of its smoking cessation treatment, Chantix, giving a new lease of life to the controversial ...

Pfizer Inc. PFE's Chantix is a prescription medication that helps adults 18 years and older quit smoking. The drug has been linked with reports of mental health problems, risk of suicide, depression ...

The US Food and Drug Administration is to investigate the use of the drug Chantix after reports of dangerous side effects The anti-smoking drug Chantix is to be investigated by the US Food and Drug ...