OSAKA, Japan--(BUSINESS WIRE)--Ono Pharmaceutical Co., Ltd. (Headquarters: Osaka, Japan; President and COO: Toichi Takino; “Ono”) announced the presentation of data from the randomized, double-blind, placebo-controlled, Phase 2 study of ONO-2808(ONO-2808-03 study)for the treatment of multiple system atrophy (MSA) at the 7th World Parkinson Congress, held from May 24 to May 27, 2026, in Phoenix, Arizona, USA. This presentation includes results of the double-blind core part of the ONO-2808-03 stu