Condition
Complex Regional Pain Syndrome Type I clinical trials and research
As of November 12, 2026, Find a Trial lists 3 Complex Regional Pain Syndrome Type I clinical trials that are recruiting, at sites in 2 countries (most in United States (2), Turkey (Türkiye) (1)). By phase: Phase 3 (2). Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 3Clinical trials
- 2Countries
Newest Complex Regional Pain Syndrome Type I clinical trials
| Study | Phase | Where | Status | Registered |
|---|---|---|---|---|
| Neridronate extension study for CRPS-1 | Phase 3 | Phoenix, Arizona | Recruiting | Oct 5, 2026 |
| IV neridronate for warm-type Complex Regional Pain Syndrome (CRPS-1) with a positive bone scan | Phase 3 | Phoenix, Arizona and 32 other locations | Recruiting | Oct 7, 2025 |
| Effects of whirlpool and contrast baths on pain in patients with complex regional pain syndrome after wrist fractures | — | Afyonkarahisar, Afyonkarahisar | Recruiting | Jan 10, 2025 |
All recruiting trials (3)
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Neridronate extension study for CRPS-1
This study tests IV neridronate in people with CRPS-1 who completed a previous trial, to see if it continues to help with pain and symptoms.
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IV neridronate for warm-type Complex Regional Pain Syndrome (CRPS-1) with a positive bone scan
This trial will try IV neridronate to reduce pain and swelling in adults with recent-onset warm-subtype CRPS-1 who have a positive triple-phase bone scan.
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Effects of whirlpool and contrast baths on pain in patients with complex regional pain syndrome after wrist fractures
This study is testing whether whirlpool and contrast baths can help reduce pain and improve function in adults with complex regional pain syndrome after a wrist fracture.
Related topics
Quick answers
How many Complex Regional Pain Syndrome Type I clinical trials are recruiting right now?
3, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.
Where are these trials running?
In 2 countries. The most sites are in United States (2 trials), Turkey (Türkiye) (1 trial). Each study page lists its sites and which ones are recruiting.
What phases are they in?
Phase 3: 2. Trials with no phase listed are usually device, behavioural or observational studies.
How do I join one?
Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.
Find the studies that fit you
A list is a starting point. Tell us your situation in your own words and we'll rank the studies that match and explain why. It's free and needs no account.