Clinical trial Recruiting at 2 sites Phase 1 Interventional

Using stem cell exosomes to treat Parkinson's Disease

Official title: Safety of Cultured Allogeneic Adult Umbilical Cord or Placental Derived Mesenchymal Stem Cell Exosome Intranasal Instillation for the Treatment of Parkinson's Disease

Run by The Foundation for Orthopaedics and Regenerative Medicine · NCT05152394 · Data updated 2026-11-12

This study is testing if a new treatment using stem cell exosomes given through the nose can help people with Parkinson's Disease feel better.

Quick facts

PhasePhase 1
Study typeInterventional
SexAll
Enrollment20 (estimated)
SponsorThe Foundation for Orthopaedics and Regenerative Medicine
Academic / other
Locations2 sites (Naples, Florida and 1 other locations)
StatusRecruiting
StartedAugust 17, 2024
Main results expectedJanuary 2027
Study endsJanuary 2027
Registry record updatedOctober 16, 2026
Trial IDNCT05152394 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates for this study are individuals diagnosed with Parkinson's Disease who are willing to provide informed consent.

Probably not a fit

Patients with active infections, cancers, or other significant health issues may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This trial investigates the safety and efficacy of intranasal administration of cultured allogeneic adult umbilical cord derived mesenchymal stem cell exosomes for patients with Parkinson's Disease. Participants will receive two doses of exosomes, with evaluations scheduled at multiple time points over four years to assess treatment outcomes. The study aims to provide insights into the potential therapeutic benefits of this innovative approach for managing Parkinson's Disease.

Why it matters

Potential benefit: If successful, this treatment could offer a novel and effective option for managing symptoms of Parkinson's Disease.

How similar studies have gone: While the use of stem cell-derived exosomes is a relatively novel approach, preliminary studies in related areas have shown promise, indicating potential for success.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Diagnosis of Parkinson's Disease
* Understanding and willingness to sign a written informed consent document

Exclusion Criteria:

* Active infection
* Active cancer
* Chronic multisystem organ failure
* Pregnancy
* Clinically significant Abnormalities on pre-treatment laboratory evaluation
* Medical condition that would (based on the opinion of the investigator) compromise patient's safety.
* Continued drug abuse
* Pre-menopausal women not using contraception
* Previous organ transplant
* Hypersensitivity to sulfur
* Anticoagulation medicine use

Where it's running

  • Prodromos Stem Cell Institute
    Naples, Florida, United States
    Recruiting
  • Prodromos Stem Cell Institute
    Athens, Greece
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.