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Completed Phase 1Phase 2 Interventional Results available

Modulation of GABA-A Receptors in Parkinson Disease-Transdermal Flumazenil Arm

ClinicalTrials.gov ID: NCT03440112

Public ClinicalTrials.gov record NCT03440112. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 21, 2026, 4:42 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Modulation of GABA-A Receptors and Axial Motor Impairments in Parkinson

Study identification

NCT ID
NCT03440112
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1, Phase 2
Lead sponsor
Nicolaas Bohnen, MD, PhD
Other
Enrollment
34 participants

Conditions and interventions

Interventions

  • Clarithromycin (Not used as of 4/2020) Drug
  • Placebo (Not used as of 4/2020) Drug
  • Transdermal flumazenil (Added 4/2020) Drug
  • Placebo (Added 4/2020) Drug

Drug

Eligibility (public fields only)

Age range
50 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jan 28, 2018
Primary completion
Dec 7, 2021
Completion
Dec 7, 2021
Last update posted
Jan 9, 2023

2018 – 2021

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
University of Michigan Health System Functional Neuroimaging, Cognitive and Mobility Laboratory Ann Arbor Michigan 48106

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03440112, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jan 9, 2023 · Synced Jul 21, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03440112 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →