Inside these posts: Weight loss

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FDA cracks down on supplement manufacturers

The Food and Drug Administration is cracking down on manufacturers of certain weight-loss, body-building and sexual-enhancement supplements that contain potentially dangerous ingredients.

The FDA said Wednesday that some manufacturers are deceptively labeling products to hide that they contain ingredients known to cause adverse health effects. Other supplements contain ingredients that should be available only by prescription. Get the full story »

F.D.A. rejects Qnexa, another weight-loss drug

Vivus Inc.’s weight-loss drug candidate Qnexa failed to win over U.S. health regulators, who declined to approve the diet pill, asking for evidence related to heart risk and other information.

The Food and Drug Administration told Vivus on Thursday that its new drug application for Qnexa could not approved in its present form. Get the full story »

FDA urged to pull Abbott diet drug Meridia

The prescription diet drug sibutramine, sold under the brand name Meridia, should be taken off the market because it raises the risk of heart attacks and strokes in some patients, the editor of the New England Journal of Medicine said Wednesday.

Those risks, published in January on a government clinical-trials Web site and now in full in the journal, outweigh the modest benefits of the medication, said Dr. Gregory Curfman, the journal’s executive editor and lead author of an editorial that accompanied the study.