Browse by Condition in Tucson
And 56 more conditions with trials in Tucson
About Clinical Trials in Tucson, AZ
Tucson, AZ is home to 472 actively recruiting clinical trials across 86 medical conditions as of 2026. The most active research areas include breast cancer, ankylosing spondylitis, rheumatoid arthritis. Clinical trials offer free access to new treatments and expert medical care. Participation is always voluntary, and you can withdraw at any time.