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Drug Reactions clinical trials recruiting in the U.S.

12 studies for Drug Reactions are recruiting participants at sites across the United States.

If you take prescription or over the counter medicines, be aware of possible drug reactions. Learn about drug interactions, side effects, and more.

By state

• California3 studies
• Florida3 studies
• Texas7 studies

Recently updated studies

From ClinicalTrials.gov, data retrieved Oct 2, 2026. Each study sets its own eligibility; the study team decides who can join.