Could stem cells ease Parkinson's? new trial tests hope

NCT ID NCT04995081

Completed Disease control Sponsor: Hope Biosciences Research Foundation Source: ClinicalTrials.gov ↗

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This phase 2 trial tested whether infusions of stem cells (HB-adMSCs) from healthy donors could help people with Parkinson's disease. 60 participants received either the stem cells or a placebo (salt water) to see if the treatment improved movement and daily living. The study is complete, and results will show if this approach is safe and effective enough to pursue further.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: Allogeneic adipose-derived mesenchymal stem cells (HB-adMSCs)
What this could lead to: If it works, this could point toward a new way to slow or improve motor symptoms in Parkinson's disease, potentially reducing disability.
What could go wrong: This is a small, early-phase (phase 2) study with only 60 people. Results may not apply to everyone, and stem cell treatments carry risks like immune reactions or unknown long-term effects.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

Parkinson disease

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

PARKINSON DISEASE

Contacts and locations

Locations

Hope Biosciences Stem Cell Research Foundation

Sugar Land, Texas, 77478, United States

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Other studies related to the condition(s) this trial covers.