Finally, doctors can breathe easy over Champix's CV risk

The treatment poses no greater risk than nicotine patches, say Australian researchers

Not that you can get hold of it right now, but when the shortage of varenicline resolves — slated to be in January — some potentially positive news about its safety will be to hand

Champix

For about a decade, doctors have been told to “advise patients that varenicline may cause a small increase in risk of a cardiovascular event (for example, heart attack)”, in the words of NPS MedicineWise.

The major study that spurred these warnings was a 2011 meta-analysis of 14 randomised controlled trials, with a total of

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