- In September 2021, Sumitomo Dainippon Pharma and Otsuka had announced a collaboration as well as license agreement for four psychiatry and neurology compounds namely ulotaront (SEP-363856), SEP-4199, SEP-378614, and SEP-380135. Under the terms of the partnership, Sunovion and Otsuka will split the costs and revenues of clinical trials, regulatory applications, and commercialization in each of these nations and areas. Additional ulotaront indications, and also SEP-378614 and SEP-380135 indications, will be identified after future Sumitomo Dainippon Pharma Group and Otsuka consultations.