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Complex Regional Pain Syndrome clinical trials recruiting in the U.S.

12 studies for Complex Regional Pain Syndrome are recruiting participants at sites across the United States.

Complex regional pain syndrome, CRPS or Reflex Sympathetic Dystrophy, RSD are chronic pain conditions. They cause intense pain and can spread.

Cities with the most studies

• San Diego, CA3 studies

By state

• California6 studies
• Ohio3 studies

Recently updated studies

From ClinicalTrials.gov, data retrieved Sep 30, 2026. Each study sets its own eligibility; the study team decides who can join.