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Bayer Covered Up Yasmin Blood Clot Risk: Ex-FDA Head

Law360, New York (December 5, 2011, 10:54 PM EST) -- Bayer AG hid the significance of potentially serious side effects of its Yasmin contraceptives despite knowing they were more likely to cause blood clots than other oral contraceptives, according to a former U.S. Food and Drug Administration chief's report unsealed Monday in multidistrict litigation in Illinois.

In a 121-page expert report, former FDA Commissioner David Kessler said the drugmaker had documented in the draft of an August 2004 white paper that Yasmin was 10 times more likely to cause serious side effects including deep vein thrombosis,...
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Case Information

Case Title

In Re: Yasmin and Yaz (Drospirenone) Marketing, Sales Practices and Products Liability Litigation

Case Number



Illinois Southern

Nature of Suit

Personal Inj. Prod. Liability


David R. Herndon

Date Filed

October 1, 2009


Government Agencies

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