Overview Oxytocin and Dopamine's Effect on Vicarious Optimism Status: Completed Trial end date: 2019-01-16 Target enrollment: Participant gender: Summary To investigate the effect of intranasal Oxytocin and L-DOPA's effect on vicarious optimism. Phase: N/A Details Lead Sponsor: Beijing Normal UniversityCollaborator: Yale UniversityTreatments: DopamineDopamine AgentsLevodopaOxytocin