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Dr. Reddy's Drops Patent Challenge To Glaxo's Zofran

Law360 (April 29, 2004, 12:00 AM EDT) -- Indian generic drug maker Dr. Reddy's Laboratories has withdrawn its challenge to the main U.S. patent on GlaxoSmithKline anti-nausea drug Zofran, the U.K. drug maker said on Thursday.

As a result, Dr. Reddy's will not attempt to launch a cheap generic version of the product in the U.S. until after the compound patent expires in July 2005.

Glaxo also has two "method-of-use" patents expiring in 2005 and 2006.

GlaxoSmithKline had filed a lawsuit against Dr Reddy's Laboratories Ltd in the U.S.District Court for the district of...
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