Overview A Study of Orelabrutinib in Patients With ITP Status: Not yet recruiting Trial end date: 2022-06-01 Target enrollment: Participant gender: Summary This project was undertaken to evaluate the efficacy and safety of BTK inhibitor Orelabrutinib for the secondary treatment of adults with primary immune thrombocytopenia (ITP). Phase: Phase 1/Phase 2 Details Lead Sponsor: Peking University People's Hospital