The FDA today updated its safety review of the smoking cessation drug varenicline (Chantix, Pfizer). A large meta-analysis, which the FDA had required Pfizer to perform, found a higher rate of major adverse cardiovascular events (MACE) in patients taking varenicline than in patients taking placebo. However, the increase in risk was very small and did not achieve statistical significance….

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This week Richard discusses studies of glucose, insulin, and potassium for MI, elective PCI with and without surgical standby, and varenicline and CV risk.

The anti-smoking drug varenicline (Chantix, Pfizer) is associated with an increased risk for serious adverse cardiovascular events, according to a new meta-analysis published in CMAJ. In the meta-analysis, Sonal Singh and colleagues analyzed data from 14 double-blind randomized trials involving 8216 subjects. The rate of serious adverse cardiovascular events was 1.06% (52/4908) among varenicline recipients…

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The FDA said that the anti-smoking drug varenicline (Chantix) may increase the risk for cardiovascular events in people who already have cardiovascular disease. The new information will be added to the drug’s label and Medication Guide for patients. The FDA does not recommend that people with cardiovascular disease stop taking varenicline, but it says that…

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