Significant drug interactions with the new diabetes drug Rezulin (troglitazone)

    You're going to hear more about significant drug interactions with the new diabetes drug Rezulin (troglitazone).

    There's a new warning about Rezulin reducing the efficacy of oral contraceptives...and probably other drugs as well.

    Rezulin induces cytochrome P450 enzymes (CYP3A4) in the liver.

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