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Completed Phase 2 Interventional Results available

A Study of TAK-071 in People With Parkinson Disease

ClinicalTrials.gov ID: NCT04334317

Public ClinicalTrials.gov record NCT04334317. 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, 10:59 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

A Randomized, Double-blind, Placebo-Controlled, 2-Period Crossover, Phase 2 Study to Evaluate the Efficacy, Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of Oral TAK-071 in Parkinson Disease Patients With Cognitive Impairment and an Elevated Risk of Falls

Study identification

NCT ID
NCT04334317
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Takeda
Industry
Enrollment
64 participants

Conditions and interventions

Interventions

  • TAK-071 Drug
  • Placebo Drug

Drug

Eligibility (public fields only)

Age range
40 Years to 85 Years
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
Oct 20, 2020
Primary completion
Feb 26, 2023
Completion
Feb 26, 2023
Last update posted
May 13, 2024

2020 – 2023

United States locations

U.S. sites
21
U.S. states
15
U.S. cities
21
Facility City State ZIP Site status
Collaborative Neuroscience Network, LLC Garden Grove California 92845
University of California Irvine Medical Center Irvine California 92697
Cedars Sinai Medical Center Los Angeles California 90048
Rocky Mountain Movement Disorders Center Englewood Colorado 80113
PPD Phase 1 Clinic Orlando Florida 32806
Infinity Clinical Research, LLC Sunrise Florida 33351
USF Medical Clinic Tampa Florida 33612
Augusta University Augusta Georgia 30912
Feinberg School of Medicine Northwestern University Chicago Illinois 60611
Indiana University Health Neuroscience Center Indianapolis Indiana 46202
Quest Research Institute - Hunt - PPDS Farmington Hills Michigan 48334
Park Nicollet Health Services Golden Valley Minnesota 55427
University of Rochester Medicine - Movement Disorders Unit Rochester New York 14618
Neurology Diagnostics, Inc. - ERG - PPDS Dayton Ohio 45459
University of Philadelphia Philadelphia Pennsylvania 19107
Medical University of South Carolina - PPDS Charleston South Carolina 29425
Baylor College of Medicine Houston Texas 77030
Central Texas Neurology Round Rock Texas 78681
Meridian Clinical Research Norfolk Virginia 23502
Evergreen Hospital Medical Center Kirkland Washington 98034
Inland Northwest Research Spokane Washington 99202-6290

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 NCT04334317, 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 May 13, 2024 · Synced Jul 21, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04334317 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →