Collaboration with Shionogi for drug discovery –Shionogi & Co., Ltd. European Commission Approval of Ensitrelvir Fumaric Acid (Xocova®) for Post-Exposure Prophylaxis of COVID-19

Sep 28, 2026

Professor Hirofumi Sawa, Director of the IVReD, and Visiting Professor Akihiko Sato, Clinical Development Division, were involved in the development of the first domestically produced new coronavirus medicine, Ensitrelvir Fumaric Acid (Xocova®, European brand name : Zokovea®). The EU subsidiary of Shionogi & Co., Ltd., has now received approval from the European Commission (EC) for Xocova® as an indication for Post-Exposure Prophylaxis (PEP) against COVID-19.

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