Overview A Trial to Evaluate Safety and Efficacy of a Product Named VGN-R09b in Patients With Parkinson's Disease Status: NOT_YET_RECRUITING Trial end date: 2031-07-01 Target enrollment: Participant gender: Summary A phase Ⅰ/Ⅱ study to evaluate the tolerability, safety, and efficacy of VGN-R09b in pa-tients with Parkinson's diseasePhase: PHASE1 Details Lead Sponsor: Shanghai Vitalgen BioPharma Co., Ltd.