Otsuka Completes Acquisition of Transcend Therapeutics in Neuropsychiatric Deal

June 15, 2026 | Monday | Business Deal

Transcend Therapeutics announced the completion of its acquisition by Otsuka America Inc., a subsidiary of Otsuka Pharmaceutical Co., Ltd. (Otsuka), marking a significant milestone in Transcend's mission to develop rapid-acting treatments for neuropsychiatric diseases, including post-traumatic stress disorder (PTSD). 

With the completion of the transaction, Transcend is now a wholly owned subsidiary of Otsuka America, Inc.

"Today marks an important milestone for Transcend and people suffering from PTSD," said Blake Mandell, co-founder and CEO of Transcend Therapeutics. "In just a few years, our team advanced TSND-201 into Phase 3 clinical development. By joining Otsuka, this work will move forward with greater resources and reach. We are incredibly proud of what our team has accomplished and look forward to continuing this work together with Otsuka to bring meaningful new treatment options to patients in need."

"Transcend's innovative approach reflects Otsuka's legacy and commitment to addressing the significant unmet needs in mental health, including PTSD," said Tarek Rabah, president and CEO, Otsuka North America Pharmaceutical Business. "Together, we are well positioned to accelerate the development of new neuropsychiatric therapeutic options and bring meaningful innovation to patients."

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