Vioxx Heart Attacks May Occur in 2 Weeks, Study Says
May 2 (Bloomberg) -- Merck & Co.'s Vioxx painkiller may raise the risk of a heart attack within two weeks after patients start taking the drug, earlier than previous studies have shown, according to Canadian researchers.
More than a fourth of 239 elderly patients who had heart attacks while on Vioxx did so within six to 13 days after first taking the drug, according to a study published online today by the Canadian Medical Association Journal. The research was based on an analysis of thousands of health records in Quebec.
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