Friday, July 8, 2011

'Quit smoking' drug linked to heart risk

'Quit smoking' drug linked to heart riskA drug used by smokers to help them quit increases the risk of heart attacks and other serious cardiovascular problems, research says. An international team reviewed studies involving more than 8,000 smokers, and found more of those taking Champix fell ill than those on dummy drugs. The review, in the Canadian Medical Association Journal, suggests smokers should not use the drug to stop. But makers Pfizer say it is an "important option" to help people quit. And heart experts stress smoking itself is a major heart disease risk factor. Champix (varenicline) accounted for over 955,000 prescriptions in England last year. It works by cutting cravings, but in the past it has been linked to depression and suicidal thoughts

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