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Trial + Data / Events	Status	Ph	N	Region	Interventions	Sponsor	Conditions	Primary compl	Study compl
L-4-chlorokynurenine (AV-101) / VistaGen
NCT04147949: AV-101 (L-4-chlorokynurenine) in Parkinson's Disease Subjects With Levodopa-Induced Dyskinesia	Not yet recruiting	2	20	NA	AV-101, L-4-chlorokynurenine, Placebo	VistaGen Therapeutics, Inc.	Parkinson Disease, Dyskinesia, Medication-Induced, L-Dopa Causing Adverse Effects in Therapeutic Use	12/23	04/24
NCT05280054: AV-101 Alone and in Combination With Probenecid in Healthy Subjects	Recruiting	1	24	US	AV-101, 4-chloro-kynurenine, Probenecid	VistaGen Therapeutics, Inc., Parexel	Drug Drug Interaction	09/22	11/22