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Completed Phase 2 Interventional Results available

Randomized, Double-Blind Clinical Trial for Parkinson's Disease (Early and Moderate)

ClinicalTrials.gov ID: NCT04928287

Public ClinicalTrials.gov record NCT04928287. 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 Sep 18, 2026, 9:18 AM 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, Single Center, Phase 2, Efficacy and Safety Study of Autologous HB-adMSCs vs Placebo for the Treatment of Patients With Parkinson's Disease"

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This is a randomized, double-blind, single center, phase 2 study to assess efficacy and safety of multiple HB-adMSCs vs Placebo for the treatment of Parkinson's disease. The trial includes a screening period of up to 4 weeks, a 32-week treatment period, and a safety Follow-up period of 20 weeks after the last investigational product administration. This clinical trial will be open to enroll 24 eligible participants diagnosed with Parkinson's disease. Patients' recruitment will be conducted by the study team, if eligible participants are identified based on eligibility criteria, a screening visit will be scheduled. Informed consent form will be given to the study participants and signed before any study procedures. Informed consent form will include information about the clinical trial and some aspects should be considered during this process.

Study identification

NCT ID
NCT04928287
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Enrollment
24 participants

Conditions and interventions

Interventions

Biological · Other

Eligibility (public fields only)

Age range
18 Years to 75 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
Jun 27, 2021
Primary completion
Feb 5, 2023
Completion
Feb 5, 2023
Last update posted
Apr 14, 2026

2021 – 2023

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Hope Biosciences Stem Cell Research Foundation Sugar Land Texas 77478

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

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About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04928287, 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 Apr 14, 2026 · Synced Sep 18, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04928287 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →