The Ninth Circuit recently revived a securities class action against Arena Pharmaceuticals, issuing a decision with important guidance to pharmaceutical companies speaking publicly about future prospects for FDA approval of their advanced drug candidates. The court’s opinion reemphasizes the dangers of volunteering incomplete information, holding that a company that touts the results of trials or tests as supportive of a pending application for FDA approval must also disclose negative test results or concerns expressed by the FDA about those studies—even if the company reasonably believes the concerns are unfounded and are the product of a good faith disagreement.
Ninth Circuit Smells a Rat and Reinstates Claim That Pharmaceutical Company Failed to Disclose Cancers in Animal Testing
