The study shows that heart valve problems linked to the banned obesity drugs fenfluramine and/or dexfenfluramine typically last years after stopping those drugs... Three of the four researchers who worked on the study... have served as expert witnesses for plaintiffs in lawsuits related to fen-phen but say that since those lawsuits are over, they don't have any current financial conflicts of interest.For more, see WedMD Health News.
The FDA ordered fenfluramine and dexfenfluramine off the market in September 1997 after those drugs were linked to heart valve problems. Fenfluramine was one of the ingredients in "fen-phen," and dexfenfluramine is closely related to fenfluramine. The "phen" in fen-phen refers to a drug called phentermine, which wasn't banned.
The new study, published online today in BMC Medicine, shows what happened to the hearts of 5,743 former users of fenfluramine and/or dexfenfluramine.
Diet Expert Witnesses On New Fen-Phen Study
In Lasting Damage From Fen-Phen Drug? WebMD Health News writes that a new study shows lingering heart valve problems in former users of banned obesity drugs Fenfluramine and Dexfenfluramine.
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