Clinical trials near you

Clinical trials in the Tucson area

417 studies are recruiting volunteers at 206 research sites in the Tucson, AZ area.

Sites in Tucson, Green Valley, Vail.

#58 in the US for recruiting studies#2 in Arizona#36 in the US per resident

Studies recruiting
417
Research sites
206
Conditions studied
118
Studies per 100,000 residents
38.6

Conditions being studied

The conditions with the most studies recruiting in the area. A study can be for more than one condition.

  • Lung cancer25 studies
  • Liver disease23 studies
  • Breast cancer21 studies
  • Overweight and obesity21 studies
  • Leukemia19 studies
  • Colorectal cancer (bowel cancer)15 studies
  • Fatty liver disease (MASH/NASH)14 studies
  • Head and neck cancer14 studies
  • Prostate cancer14 studies
  • Non-Hodgkin's lymphoma13 studies
  • Type 2 diabetes13 studies
  • Cardiovascular disease11 studies
  • Heart failure10 studies
  • Kidney cancer10 studies
  • Pancreatic cancer10 studies
All 118 conditions
  • Lung cancer25
  • Liver disease23
  • Breast cancer21
  • Overweight and obesity21
  • Leukemia19
  • Colorectal cancer (bowel cancer)15
  • Fatty liver disease (MASH/NASH)14
  • Head and neck cancer14
  • Prostate cancer14
  • Non-Hodgkin's lymphoma13
  • Type 2 diabetes13
  • Cardiovascular disease11
  • Heart failure10
  • Kidney cancer10
  • Pancreatic cancer10
  • High blood pressure (hypertension)9
  • Rheumatoid arthritis7
  • Skin cancer7
  • Stroke7
  • Uterine cancer7
  • Bladder cancer6
  • Inflammatory bowel disease (IBD)6
  • Ischemic heart disease (IHD)6
  • Liver cancer6
  • Neuroendocrine tumor6
  • Ovarian cancer6
  • Peripheral nerve disease6
  • Atrial fibrillation (AF)5
  • Chronic kidney disease (CKD)5
  • Cystic fibrosis5
  • Depressive disorder5
  • Endometrial cancer5
  • Melanoma5
  • Chronic obstructive pulmonary disease (COPD)4
  • Chronic skin ulcer4
  • Crohn's disease4
  • Epilepsy4
  • Esophageal cancer4
  • Influenza (flu)4
  • Interstitial lung disease4
  • Multiple myeloma (MM)4
  • Peripheral vascular disease4
  • Anxiety disorder3
  • Biliary tract cancer3
  • Brain cancer3
  • Cardiomyopathy3
  • Cervical cancer3
  • Dry eye syndrome3
  • Fallopian tube cancer3
  • Graves' disease3
  • Multiple sclerosis (MS)3
  • Myelodysplastic syndrome (MDS)3
  • Osteoarthritis (OA)3
  • Sarcoma of soft tissue3
  • Sjogren's syndrome3
  • Sleep apnea3
  • Systemic lupus erythematosus (SLE)3
  • Systemic sclerosis3
  • Age-related macular degeneration (AMD)2
  • Alzheimer's disease2
  • Amyloidosis2
  • COVID-192
  • Down syndrome2
  • Gout2
  • Hearing loss2
  • Idiopathic inflammatory myopathy2
  • Insomnia2
  • Intellectual disability2
  • Neuroblastoma2
  • Parkinson's disease (PD)2
  • Post-traumatic stress disorder (PTSD)2
  • Pulmonary hypertension2
  • Retinal degeneration2
  • Testicular cancer2
  • Type 1 diabetes2
  • Ulcerative colitis (UC)2
  • Abdominal aortic aneurysm1
  • Acute coronary syndrome1
  • Alpha-1-antitrypsin deficiency (AATD)1
  • Amyotrophic lateral sclerosis (ALS)1
  • Anemia1
  • Attention-deficit hyperactivity disorder (ADHD)1
  • Axial spondyloarthritis1
  • Bipolar disorder1
  • Birth control (contraception)1
  • Carpal tunnel syndrome1
  • Cold agglutinin disease1
  • Complex regional pain syndrome (CRPS)1
  • Congenital heart disease1
  • Eczema (atopic dermatitis)1
  • Endometriosis1
  • Fabry's disease1
  • Familial multiple polyposis syndrome1
  • Fibromyalgia1
  • Gallbladder cancer1
  • Graft-versus-host disease1
  • Hidradenitis suppurativa (HS)1
  • Human immunodeficiency virus infection (HIV)1
  • Hypercholesterolemia1
  • Irritable bowel syndrome (IBS)1
  • Motor neuron disease (MND)1
  • Myelofibrosis1
  • Obsessive-compulsive disorder (OCD)1
  • Opioid use disorder1
  • Polymyalgia rheumatica1
  • Post-transplant lymphoproliferative disorder1
  • Postnatal depression1
  • Primary biliary cholangitis (PBC)1
  • Prurigo nodularis1
  • Psoriasis1
  • Psoriatic arthritis (PsA)1
  • Psychotic disorder1
  • Short-sightedness (myopia)1
  • Smoking dependence1
  • Traumatic brain injury1
  • Tricuspid valve regurgitation1
  • Ureteral cancer1
  • Vasculitis1

84 more studies are for conditions not yet in our catalog.

Whom the studies accept

The share of the area's studies open to each group. A study can accept several.

  • Adults 18 to 6495%
  • Adults 65 and over87%
  • Children and teens (under 18)13%
  • Healthy volunteers8%
  • Open to all sexes93%
  • Women only4%
  • Men only2%

18 studies are for children only.

Study phases

Earlier phases test safety in fewer people; later phases compare a treatment with the usual care in many.

  • Early phase 11%
  • Phase 14%
  • Phase 1/25%
  • Phase 218%
  • Phase 2/34%
  • Phase 339%
  • Phase 42%
  • No phase (device, behavioral and other studies)18%
  • Not stated8%

Most active research sites

The sites recruiting for the most studies in the area.

  1. University of Arizona Cancer Center-North CampusTucson98 studies
  2. University of ArizonaTucson75 studies
  3. Banner University Medical Center - TucsonTucson56 studies
  4. University of ArizonaTucson20 studies
  5. Del Sol Research Management, LLCTucson17 studies
  6. Arizona Liver Health - TucsonTucson8 studies
  7. Southern Arizona VA Health Care SystemTucson7 studies
  8. Center for NeurosciencesTucson6 studies
  9. Pima Heart and VascularTucson6 studies
  10. Adobe Clinical ResearchTucson5 studies
  11. Arizona Clinical TrialsTucson5 studies
  12. Arizona Oncology AssociatesTucson5 studies
  13. Arizona Arthritis & Rheumatology Associates - TucsonTucson4 studies
  14. Banner University Medical CenterTucson4 studies
  15. Eclipse Clinical ResearchTucson4 studies

Cite these figures

Free to use under CC BY 4.0. Please credit LocalTrial with a link to this page.

As text

Source: LocalTrial, Clinical trials in the Tucson area, https://www.localtrial.com/clinical-trials/arizona/tucson, updated November 12, 2026.

With the link, for a web page

Source: <a href="https://www.localtrial.com/clinical-trials/arizona/tucson">LocalTrial, Clinical trials in the Tucson area</a>, updated November 12, 2026.

About these figures

Counted from ClinicalTrials.gov, the U.S. registry of clinical studies, for studies recruiting in the United States. A study is counted once however many sites it has in the area.

The area is the U.S. Census Bureau's Tucson, AZ metropolitan area. Residents: 1,080,149, the Census Bureau's latest estimate. Updated November 12, 2026.

These figures describe studies, not advice. Talk to your doctor before joining one.

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