Carbidopa Levodopa

DRUG4 trials

Sponsors

Neurocrine Biosciences, Emory University, University of Washington

Conditions

Alcohol DrinkingAnhedoniaDepressionParkinson Disease

Phase 1

A Study of the Pharmacokinetics, Pharmacodynamics, and Safety of Opicapone in Subjects With Parkinson's Disease Taking Levodopa.

CompletedNCT03496870

Neurocrine BiosciencesParkinson Disease

Start: 2018-02-08End: 2018-07-02Updated: 2019-03-22

Phase 4

DTA (Dopaminergic Therapy for Anhedonia) Study

CompletedNCT04723147

Emory UniversityAnhedonia, Depression

Start: 2021-01-29End: 2023-10-11Updated: 2024-12-16

Research on Translational Outcomes of Alcohol (Project RETRO)

WithdrawnNCT04742348

University of WashingtonAlcohol Drinking

Start: 2023-02-28End: 2023-08-31Updated: 2023-02-13

Dopaminergic Therapy for Anhedonia - 2

RecruitingNCT06075771

Emory UniversityAnhedonia, Depression

Start: 2023-11-21End: 2027-01-01Target: 70Updated: 2026-01-28