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Cystic Fibrosis clinical trials recruiting in the U.S.

65 studies for Cystic Fibrosis are recruiting participants at sites across the United States.

Cystic fibrosis (CF) is an inherited disease of the mucus and sweat glands. The symptoms and severity of CF can vary. Get the facts.

Cities with the most studies

• Boston, MA17 studies
• Birmingham, AL16 studies
• Philadelphia, PA15 studies
• Kansas City, KS13 studies
• Seattle, WA12 studies
• Baltimore, MD12 studies
• Denver, CO11 studies
• Pittsburgh, PA11 studies
• Dallas, TX11 studies
• Cincinnati, OH10 studies
• Los Angeles, CA9 studies
• Aurora, CO9 studies
• St. Louis, MO8 studies
• Charleston, SC8 studies
• Minneapolis, MN8 studies
• Columbus, OH8 studies
• Atlanta, GA7 studies
• Ann Arbor, MI7 studies
• Orlando, FL7 studies
• New York City, NY7 studies
• Indianapolis, IN7 studies
• Cleveland, OH6 studies
• Nashville, TN6 studies
• Cedar Rapids, IA6 studies
• Gainesville, FL6 studies
• Greenburgh, NY6 studies
• Durham, NC6 studies
• San Diego, CA6 studies
• Mountain View, CA6 studies
• Portland, OR6 studies
• Washington, DC5 studies
• Little Rock, AR5 studies
• Tucson, AZ5 studies
• Harrisburg, PA5 studies
• Salt Lake City, UT5 studies
• Madison, WI5 studies
• Miami, FL5 studies
• Richmond, VA5 studies
• Hollywood, FL4 studies
• Burlington, VT4 studies

By state

• Alabama16 studies
• Arizona7 studies
• Arkansas5 studies
• California18 studies
• Colorado17 studies
• Florida14 studies
• Georgia7 studies
• Idaho3 studies
• Illinois7 studies
• Indiana9 studies
• Iowa6 studies
• Kansas15 studies
• Kentucky3 studies
• Maryland15 studies
• Massachusetts17 studies
• Michigan7 studies
• Minnesota8 studies
• Missouri9 studies
• Montana3 studies
• New Hampshire4 studies
• New Jersey4 studies
• New York10 studies
• North Carolina8 studies
• Ohio16 studies
• Oklahoma3 studies
• Oregon6 studies
• Pennsylvania21 studies
• South Carolina9 studies
• Tennessee6 studies
• Texas15 studies
• Utah5 studies
• Vermont4 studies
• Virginia8 studies
• Washington13 studies
• Wisconsin7 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.