Overview Intranasal Insulin and Glutathione as an Add-On Therapy in Parkinson's Disease Status: Recruiting Trial end date: 2024-08-30 Target enrollment: Participant gender: Summary This study will be evaluating the safety and efficacy of insulin and glutathione in subjects with Parkinson's Disease compared to placebo. Phase: Phase 2 Details Lead Sponsor: Gateway Institute for Brain ResearchTreatments: Insulin