Testing VTX3232 for early stage Parkinson's Disease

A Phase 2a, Single Site, Open-Label Study to Evaluate the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of VTX3232 in Participants with Early-Stage Parkinson's Disease

PHASE2 · Zomagen Biosciences Ltd. · NCT06556173

This study is testing a new drug called VTX3232 to see if it is safe and helpful for people with early stage Parkinson's Disease.

Quick facts

PhasePHASE2
Study typeInterventional
Enrollment10 (estimated)
Ages40 Years to 80 Years
SexAll
SponsorZomagen Biosciences Ltd. (industry)
Locations1 site (New Haven, Connecticut)
Trial IDNCT06556173 on ClinicalTrials.gov

What this trial studies

This study evaluates the safety of VTX3232 in patients diagnosed with early stage idiopathic Parkinson's Disease. It involves a 30-day screening period to determine eligibility, followed by a 7-day pre-baseline period, a 28-day open-label treatment phase where participants receive active Dose A of VTX3232, and a 14-day follow-up period. Approximately 10 patients will be enrolled to assess the drug's effects and safety profile.

Who should consider this trial

Good fit: Ideal candidates are adults aged 40 to 80 with a recent diagnosis of idiopathic Parkinson's Disease and stable treatment.

Not a fit: Patients who have received deep brain stimulation or have severe Parkinson's symptoms may not benefit from this study.

Why it matters

Potential benefit: If successful, this treatment could provide a new therapeutic option for managing early stage Parkinson's Disease.

How similar studies have performed: While this approach is novel, similar studies targeting NLRP3 inhibition in neurodegenerative diseases have shown promise.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Participants must be ≥ 40 years up to 80 years of age, inclusive, at the time of signing the informed consent, with BMI \> 18.5 and \< 32.0 kg/m2 and body weight ≥ 50.0 kg for males and ≥ 45.0 kg for females.
* Diagnosis of idiopathic Parkinson's Disease between 0 and 60 months prior to screening.
* Score of 2 or less on Movement Disorder Society-Unified Parkinson's Disease Rating Scale (MDS-UPDRS) Part IV at screening.
* Have not received prior treatment with deep brain stimulation (DBS).
* If receiving treatment with symptomatic PD therapies, treatment must be stable. Note: The Medical Monitor should be contacted with any questions regarding concomitant therapies.
* A female participant is eligible if they are of nonchildbearing potential
* A male participant sexually active with a woman of child bearing potential is eligible if they agree to use contraception/barrier and refrain from donating sperm during the study and for at least 90 days after the last dose

Exclusion Criteria:

* Diagnosis of a Parkinsonian syndrome other than idiopathic Parkinson's Disease.
* A diagnosis of a significant central nervous system (CNS) disease other than Parkinson's disease; history of repeated head injury or traumatic brain injury; history of epilepsy or seizure disorder other than febrile seizures as a child.
* History of brain surgery.

Where this trial is running

New Haven, Connecticut

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Idiopathic Parkinson Disease, VTX3232, Idiopathic Parkinson's Disease, NLRP3 Inhibitor, Zomagen

Last reviewed 2026-05-15 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.