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Barr pulls application for generic Premarin

Executive Summary

Barr will withdraw its ANDA for a generic of Wyeth's Premarin (conjugated estrogens) after an appeals court affirmed a ruling against Barr's raw materials supplier. In a decision issued Jan. 24, a St. Louis, Mo. federal appeals court upheld a 2003 decision by a St. Paul, Minn. district court that found that Natural Biologics misappropriated trade secrets from Wyeth (1"The Pink Sheet" Oct. 13, 2003, p. 25)....

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