Parkinson's Disease Trial, Recruiting NCT07115563 Sponsor: Cristina Colon-Semenza Condition: Parkinson's Disease
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Parkinson's Disease Trial, Recruiting

NCT07115563
Recruiting Not Applicable

Who may be able to join

AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI

Who might be able to join this trial:

  • People who are male or female, aged between 50 and 80 years old
  • People who have previously been diagnosed with idiopathic Parkinson's Disease (a specific form of Parkinson's where the cause is unknown), based on their own report
  • People who have been taking dopamine replacement medication (such as levodopa) for at least 2 years
  • People who have been on a stable, unchanged dose of their dopamine replacement medication for at least 3 months, with no planned changes in the next two months

Who may not be able to join:

  • People who show signs of cognitive (thinking or memory) difficulties, as assessed during a phone screening call
  • People who have been diagnosed with Parkinsonism or atypical Parkinson's Disease (forms of Parkinson's that differ from the idiopathic type)
  • People who have been prescribed a dopamine antagonist (a type of medication that blocks dopamine)
  • People with any unstable medical condition
  • People who use Deep Brain Stimulation (a device surgically implanted to help manage Parkinson's symptoms)
  • People who have had surgery to remove part of the stomach or bowel
  • People for whom having blood drawn is not medically advisable (confirm with trial site)

Important: Always verify eligibility with the trial site directly before applying.

Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.

This is a simplified plain English summary of the eligibility criteria. Full criteria are set by the trial investigators and may include additional requirements not shown here. Never self-exclude from a trial based on this summary. Contact the trial site directly to confirm your eligibility.
Last synced 15 July 2026
This study is not part of the standard drug-approval phase pathway (for example an observational, device, behavioural, or registry study), so a phase success rate does not apply.

Contact this trial

Phone: 860-486-1121

Contact details sourced from ClinicalTrials.gov. Verify directly with the trial site before attending.

GP referral letter

Print a one-page summary to share with your doctor.

Trial details

Status
Recruiting
Phase
Not Applicable
Sponsor
Cristina Colon-Semenza
Registry
ClinicalTrials.gov
Start date
31 October 2025
Est. completion
1 September 2027

Where this trial is recruiting

🇺🇸 United States

Primary endpoints

Amino Acid bioavailability (Lysine, Tryptophan, Arginine, Glutamate, Leucine, Taurine, Glutathione); Oxidative stress; Oxidative stress

Can't join this trial?

Expanded access pathways

If this trial is not available to you, other access pathways may exist. In Australia, the TGA Special Access Scheme allows access to unapproved therapeutic goods for individual patients.

TGA Special Access Scheme information

Find other recruiting trials on ClinicalTrials.gov

Data last synced from ClinicalTrials.gov: 15 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.

Trial recruitment status can change without notice between our nightly data updates. Always contact the trial site directly to confirm current recruitment status before making any decisions or travel arrangements.

View original record on ClinicalTrials.gov