Eisai Wants Aurobindo's Generic Weight Loss Drug Blocked

Law360 (May 2, 2019, 5:28 PM EDT) -- Eisai Inc. has accused Aurobindo Pharma LTD in Delaware federal court of infringing six patents covering its weight loss drug Belviq.

Eisai, which licenses the patents, and Arena Pharmaceuticals Inc., which owns them, sued Wednesday after learning that Aurobindo had submitted an abbreviated new drug application to the U.S. Food and Drug Administration hoping to get its generic approved. The suing drugmakers want the generic version blocked until after the patents expire.

According to the FDA's Orange Book, five of the patents expire in 2023, and the other in 2031.

Aurobindo's ANDA had certified to the FDA that Arena's patents were...

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