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Blood Clots clinical trials recruiting in the U.S.

36 studies for Blood Clots are recruiting participants at sites across the United States.

Your blood forms clots to stop bleeding. Some people get too many clots or their blood clots abnormally. Learn about the causes and treatments.

Cities with the most studies

• Boston, MA9 studies
• Houston, TX7 studies
• Atlanta, GA7 studies
• Washington, DC6 studies
• New York City, NY5 studies
• Simi Valley, CA4 studies
• Amarillo, TX4 studies
• San Diego, CA4 studies
• Tampa, FL4 studies
• Little Rock, AR4 studies
• Chicago, IL4 studies
• Dothan, AL3 studies
• Sarasota, FL3 studies
• Huntington Beach, CA3 studies
• Fremont, CA3 studies
• Ventura, CA3 studies
• Johns Creek, GA3 studies
• Concord, NC3 studies
• Pasadena, CA3 studies
• Farmington Hills, MI3 studies
• Monroe, LA3 studies
• Sugar Land, TX3 studies
• Hammond, IN3 studies
• Marion, OH3 studies
• Kendall, FL3 studies
• Cleveland, OH3 studies
• Cincinnati, OH3 studies
• Norfolk, VA3 studies
• Detroit, MI3 studies
• Indianapolis, IN3 studies
• Orlando, FL3 studies
• Toledo, OH3 studies
• Plano, TX3 studies
• Seattle, WA3 studies
• Dallas, TX3 studies
• Los Angeles, CA3 studies
• Cedar Rapids, IA3 studies
• Nashville, TN3 studies
• Columbus, OH3 studies

By state

• Alabama7 studies
• Arizona5 studies
• Arkansas4 studies
• California9 studies
• Connecticut3 studies
• Florida9 studies
• Georgia7 studies
• Illinois5 studies
• Indiana7 studies
• Iowa3 studies
• Louisiana7 studies
• Maryland10 studies
• Massachusetts9 studies
• Michigan6 studies
• New Jersey4 studies
• New York12 studies
• North Carolina9 studies
• Ohio8 studies
• Pennsylvania4 studies
• Tennessee7 studies
• Texas10 studies
• Virginia5 studies
• Washington3 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.