Peripheral Neuropathy Trial, Recruiting
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:
- You have been diagnosed with Complex Regional Pain Syndrome (CRPS) affecting your arm(s), leg(s), or both
- You have been on the same treatment plan for at least 1 month without changes
- You have had CRPS for at least 1 year
- You meet a specific set of recognised diagnostic standards for CRPS called the "Budapest criteria" at the time of the study (confirm with trial site)
Who may not be able to join:
- You have a known allergy to the medications naltrexone or naloxone
- You currently use prescription opioid pain medications or any illegal opioids
- You are currently pregnant or planning to become pregnant during the study
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.
Contact this trial
Principal Investigator: Sean Mackey, MD, PhD, Stanford University
Phone: (650) 497-0485
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
Where this trial is recruiting
Primary endpoints
Changes in pain severity
Can't join this trial?
Data last synced from ClinicalTrials.gov: 12 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.