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Chronic Pain clinical trials recruiting in the U.S.

178 studies for Chronic Pain are recruiting participants at sites across the United States.

Chronic pain lasts longer than three months or the time in which you should have healed. It is not always curable, but treatments can help.

Cities with the most studies

• Boston, MA17 studies
• Chicago, IL13 studies
• Baltimore, MD10 studies
• Minneapolis, MN7 studies
• New Haven, CT7 studies
• Houston, TX7 studies
• Mountain View, CA6 studies
• San Francisco, CA6 studies
• Birmingham, AL6 studies
• New York City, NY6 studies
• Washington, DC5 studies
• Durham, NC5 studies
• Cleveland, OH5 studies
• Cincinnati, OH5 studies
• San Diego, CA5 studies
• Salt Lake City, UT5 studies
• Indianapolis, IN5 studies
• Orlando, FL5 studies
• Los Angeles, CA4 studies
• Tallahassee, FL4 studies
• Rochester, NY4 studies
• Aurora, CO4 studies
• Pittsburgh, PA4 studies
• Phoenix, AZ4 studies
• St. Louis, MO4 studies
• Ann Arbor, MI4 studies
• New Orleans, LA4 studies
• Charleston, SC4 studies
• Winston-Salem, NC4 studies
• Seattle, WA4 studies
• Newton, MA4 studies
• Gainesville, FL3 studies
• San Antonio, TX3 studies
• Greenville, SC3 studies
• The Bronx, NY3 studies
• Ocala, FL3 studies
• Philadelphia, PA3 studies
• St. Petersburg, FL3 studies
• Tulsa, OK3 studies
• Miami, FL3 studies

By state

• Alabama7 studies
• Arizona6 studies
• California25 studies
• Colorado6 studies
• Connecticut10 studies
• District of Columbia4 studies
• Florida15 studies
• Georgia4 studies
• Illinois14 studies
• Indiana6 studies
• Louisiana5 studies
• Maryland11 studies
• Massachusetts24 studies
• Michigan10 studies
• Minnesota10 studies
• Missouri6 studies
• New York17 studies
• North Carolina10 studies
• Ohio13 studies
• Oklahoma3 studies
• Oregon4 studies
• Pennsylvania11 studies
• South Carolina8 studies
• Tennessee3 studies
• Texas14 studies
• Utah5 studies
• Virginia3 studies
• Washington9 studies

Recently updated studies

From ClinicalTrials.gov, data retrieved Oct 5, 2026. Each study sets its own eligibility; the study team decides who can join.