Not applicableStudy completedNCT03531086What this trial is testingIdiopathic Parkinson's Progression and Dopamine Transporter SPECTWho this might be right forParkinson Disease Julie Gurwell 12
Not applicableStudy completedNCT00004556What this trial is testingThe Effects of Dextroamphetamine on Brain FunctionWho this might be right forHealthy National Institute of Mental Health (NIMH) 108
Early research (Phase 1)Study completedNCT03562494What this trial is testingVY-AADC02 for Parkinson's Disease With Motor Fluctuations (RESTORE-1)Who this might be right forParkinson's Disease Neurocrine Biosciences 14
Not applicableStudy completedNCT05825677What this trial is testingInvestigating Stress-Induced Dopamine Release: a fMRI-PET StudyWho this might be right forStress Response Hôpital le Vinatier 34
Not applicableActive Not RecruitingNCT05325502What this trial is testingDoes Caffeine Facilitate Human Reward Learning Behaviors?Who this might be right forCaffeine Yu-Shiuan Lin 36
Testing effectiveness (Phase 2)WithdrawnNCT00758368What this trial is testingComparison of Continuous and Pulsatile Apomorphine in Parkinson's DiseaseWho this might be right forParkinson's Disease Oregon Health and Science University
Testing effectiveness (Phase 2)Study completedNCT06899217What this trial is testingEvaluate the Efficacy and Safety of CIN-102 (Deudomperidone) in Adult Subjects With Idiopathic Gastroparesis.Who this might be right forIdiopathic Gastroparesis CinDome Pharma, Inc. 416
Early research (Phase 1)Not Yet RecruitingNCT07732387What this trial is testingAssess the Safety, Tolerability and Pharmacokinetics of Viaca (Sildenafil + Cabergoline) Compared With Sildenafil and CabergolineWho this might be right forErectile DysfunctionsHealthy Volunteer Yanping Kong 30
Post-approval studies (Phase 4)Study completedNCT00488163What this trial is testingPilot Study of Atomoxetine To Enhance COgnition In Patients With SchizophreniaWho this might be right forSchizophrenia Research Foundation for Mental Hygiene, Inc. 20
Early research (Phase 1)Ended earlyNCT03059563What this trial is testingDopamine D2/D3 Receptor Upregulation by Varenicline in Methamphetamine UsersWho this might be right forDopamine D2/3 Receptor AvailabilityCognitive FunctionMethamphetamine Abuse University of California, Los Angeles 62
Not applicableStudy completedNCT06690853What this trial is testingEffects of Coordinative Warm-Up Exercise Protocols on the Technical and Cognitive Performance of Soccer PlayersWho this might be right forSoccer Performance University of Molise 40
Not applicableLooking for participantsNCT06086366What this trial is testingPresynaptic Imaging in Major Depressive Episodes After COVID-19Who this might be right forLong COVIDMajor Depressive DisorderMajor Depressive Episode Centre for Addiction and Mental Health 90
Not applicableUnknownNCT05448430What this trial is testingITBS Can Increase Frontal Dopamine Release in PET Dopamine Imaging.Who this might be right forSchizophrenia Central South University 50
Not applicableUnknownNCT06110507What this trial is testingChronic Anergic-anhedonic Depression Open TrialWho this might be right forDepressive Disorder, Treatment-Resistant University Hospital, Strasbourg, France 60
Early research (Phase 1)Study completedNCT05610189What this trial is testingMultiple-dose Trial to Determine the Clinical Bioequivalence Between Tavapadon Tablets in Participants With Parkinson's DiseaseWho this might be right forParkinson Disease Cerevel Therapeutics, LLC 25
Post-approval studies (Phase 4)WithdrawnNCT05890768What this trial is testingRelationship Between Efficacy of Lumateperone and Brain Glutamate and DopamineWho this might be right forPsychosis University of New Mexico
Not applicableStudy completedNCT00496925What this trial is testingExamining the Usage of Dopamine Blockers in OCD PatientsWho this might be right forObsessive Compulsive Disorder Sheba Medical Center 63
Early research (Phase 1)UnknownNCT00592150What this trial is testingEffect of Gene Variants on Dopamine Receptor Natriuretic ResponsesWho this might be right forHypertension University of Virginia 44
Not applicableStudy completedNCT02772978What this trial is testingDopamine Responsivity in GamblersWho this might be right forPathological Gambling University of California, San Francisco 19
Very early researchTemporarily pausedNCT04244058What this trial is testingChanges in Glutamatergic Neurotransmission of Severe TBI PatientsWho this might be right forDisorder of ConsciousnessTraumatic Brain Injury Weill Medical College of Cornell University 30