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Knee Osteoarthritis clinical trials recruiting in the U.S.

80 studies for Knee Osteoarthritis are recruiting participants at sites across the United States.

Cities with the most studies

• Chicago, IL15 studies
• Birmingham, AL6 studies
• Phoenix, AZ6 studies
• Boston, MA5 studies
• New York City, NY5 studies
• Deltona, FL5 studies
• Durham, NC5 studies
• Baltimore, MD4 studies
• Bellevue, WA4 studies
• Indio, CA4 studies
• Omaha, NE4 studies
• San Diego, CA4 studies
• New Orleans, LA4 studies
• Atlanta, GA4 studies
• Cleveland, OH4 studies
• Miami, FL4 studies
• San Antonio, TX4 studies
• New Haven, CT4 studies
• Jacksonville, FL3 studies
• Ann Arbor, MI3 studies
• O'Fallon, MO3 studies
• Springfield, MO3 studies
• Troy, MI3 studies
• Mountain View, CA3 studies
• Altoona, PA3 studies
• Dayton, OH3 studies
• Newton, MA3 studies
• Orlando, FL3 studies
• Tulsa, OK3 studies
• Rochester, NY3 studies

By state

• Alabama6 studies
• Arizona7 studies
• Arkansas3 studies
• California20 studies
• Connecticut6 studies
• Florida14 studies
• Georgia6 studies
• Illinois19 studies
• Indiana3 studies
• Kansas3 studies
• Louisiana4 studies
• Maryland5 studies
• Massachusetts10 studies
• Michigan8 studies
• Missouri5 studies
• Nebraska5 studies
• New York10 studies
• North Carolina10 studies
• Ohio8 studies
• Oklahoma3 studies
• Pennsylvania8 studies
• South Carolina3 studies
• Tennessee4 studies
• Texas10 studies
• Virginia4 studies
• Washington5 studies

Recently updated studies

From ClinicalTrials.gov, data retrieved Sep 29, 2026. Each study sets its own eligibility; the study team decides who can join.