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Emphysema clinical trials recruiting in the U.S.

19 studies for Emphysema are recruiting participants at sites across the United States.

Emphysema is a type of COPD. COPD makes it hard to breathe. The most common cause of Emphysema is smoking. Learn about symptoms and treatment.

Cities with the most studies

• Boston, MA8 studies
• Chicago, IL7 studies
• Pittsburgh, PA4 studies
• Houston, TX4 studies
• Philadelphia, PA4 studies
• Orlando, FL4 studies
• Birmingham, AL4 studies
• Milwaukee, WI3 studies
• Cleveland, OH3 studies
• Dallas, TX3 studies
• Phoenix, AZ3 studies
• New York City, NY3 studies

By state

• Alabama4 studies
• Arizona4 studies
• California8 studies
• Colorado3 studies
• Florida6 studies
• Illinois8 studies
• Massachusetts9 studies
• Michigan3 studies
• New York4 studies
• Ohio3 studies
• Pennsylvania7 studies
• South Carolina3 studies
• Texas6 studies
• Wisconsin3 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.