After all the waiting and all the controversy it turned out to be pretty simple. The IMPROVE-IT trial did what it set out to do and reached its primary endpoint. The benefit wasn’t very big or impressive but it will be enough to put to rest concerns that ezetimibe might have been an expensive placebo or that LDL might not be a reliable surrogate endpoint. The IMPROVE-IT results will also provide comfort to companies developing the next generation of cholesterol drugs, since their approval may have depended on validation of LDL as a surrogate endpoint.
The Improved Reduction of Outcomes: Vytorin Efficacy International Trial, presented Monday morning at the American Heart Association meeting in Chicago, randomized 18,144 high-risk patients within 10 days of an acute coronary event to either ezetimibe or placebo on top of a statin….
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