Arena Ready For FDA To Reconsider Weight-Loss Drug Lorcaserin

Arena and Eisai expect to hear in the next week or so whether FDA will accept their answer to an October 2010 “complete response” letter and set a new action date for their novel weight loss drug.

Arena Pharmaceuticals Inc. and partner Eisai Inc. sent a package off to FDA Dec. 27 that they believe satisfies the agency’s concerns on a range of issues related to their novel weight loss drug lorcaserin, including apparently exhaustive studies on the pathogenesis of rat mammary tumors that may be published separately.

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