Location · Arizona
Clinical trials recruiting in Arizona
621 recruiting studies have at least one site in Arizona; 136 accept healthy volunteers. Studies that need a specific condition are included too, so check each listing.
Want the research companies that run paid Phase 1 studies for healthy volunteers? Paid clinical trial companies in Arizona.
621 recruiting studiesSource: ClinicalTrials.gov, refreshed October 26, 2026How we list studies
More recruiting studies (pay not posted)
- RecruitingHealthy volunteers
Digital Support Strategies for Caregiver Home Practice
Arizona State University
- Location
- Tempe, AZ
- Eligibility basics
- Ages 11+
- RecruitingHealthy volunteers
Arizona CEAL: Linking Social Care With Healthcare Systems to Address SDOH
Sairam Parthasarathy
- Location
- Tucson, AZ + 1 other US site
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 4
Pragmatic Evaluation of Events And Benefits of Lipid-lowering in Older Adults
Duke University
- Location
- Tucson, AZ + 88 other US sites
- Eligibility basics
- Ages 75+
- RecruitingHealthy volunteers
The Effects of Increasing Caloric Intake on Diet-Induced Thermogenesis and 24h Energy Expenditure
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
- Location
- Phoenix, AZ
- Eligibility basics
- Ages 18–60
- RecruitingHealthy volunteers
ASSESS ALL ALS Study
St. Joseph's Hospital and Medical Center, Phoenix
- Location
- Phoenix, AZ + 35 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
PREVENT ALL ALS Study
St. Joseph's Hospital and Medical Center, Phoenix
- Location
- Phoenix, AZ + 30 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Ultrasound With Subharmonic Imaging and Subharmonic Aided Pressure Estimation (SHAPE) to Identify Portal Hypertension
Mayo Clinic
- Location
- Scottsdale, AZ + 2 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
PPMI Clinical - Establishing a Deeply Phenotyped PD Cohort
Michael J. Fox Foundation for Parkinson's Research
- Location
- Phoenix, AZ + 29 other US sites
- Eligibility basics
- Ages 30+
- RecruitingHealthy volunteers
Pancreatic Cancer Early Detection Consortium
Arbor Research Collaborative for Health
- Location
- Scottsdale, AZ + 39 other US sites
- Eligibility basics
- Ages 18–90
- RecruitingHealthy volunteers
Goal Setting to Promote Physical Activity Adherence in Midlife Adults
Arizona State University
- Location
- Phoenix, AZ
- Eligibility basics
- Ages 45–65
- RecruitingHealthy volunteersPhase 2
Smart Walk: A Culturally Tailored Smartphone-Delivered Physical Activity Intervention for African American Women
Arizona State University
- Location
- Phoenix, AZ
- Eligibility basics
- Ages 24–65 · Women only
- RecruitingHealthy volunteers
Methadone Patient Access to Collaborative Treatment
University of Arizona
- Location
- Tucson, AZ
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 2
Testing the Effect of the Broccoli Seed and Sprout Extract, Avmacol ES, on the Cancer Causing Substances of Tobacco in Heavy Smokers
National Cancer Institute (NCI)
- Location
- Tucson, AZ + 2 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
The Brain Processes Underlying Speech Motor Learning and Speech Production
Arizona State University
- Location
- Tempe, AZ
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Evaluation of a Novel Auto Segmentation Algorithm for Normal Structure Delineation in Radiation Treatment Planning
Mayo Clinic
- Location
- Scottsdale, AZ + 6 other US sites
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Feasibility of Breathwork Intervention With Older Adults After Knee Surgery
University of Arizona
- Location
- Tucson, AZ
- Eligibility basics
- Ages 65+
- RecruitingHealthy volunteers
Molecular Genetics Studies of Cancer Patients and Their Relatives
City of Hope Medical Center
- Location
- Phoenix, AZ + 33 other US sites
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Increasing Physical Activity Through Social Support and Stress Resilience
Arizona State University
- Location
- Phoenix, AZ
- Eligibility basics
- Ages 60+
- RecruitingHealthy volunteersPhase 2
Enfortumab Vedotin for the Treatment of Patients With Metastatic or Unresectable Squamous Cell Carcinoma of the Penis
Mayo Clinic
- Location
- Phoenix, AZ + 2 other US sites
- Eligibility basics
- Ages 18+ · Men only
- RecruitingHealthy volunteers
SPIROMICS Study of Early COPD Progression (SOURCE)
University of Massachusetts, Worcester
- Location
- Scottsdale, AZ + 13 other US sites
- Eligibility basics
- Ages 30–55
- RecruitingHealthy volunteers
Playing Game to Learn About Children's Vaccine Project
Michigan State University
- Location
- Chandler, AZ
- Eligibility basics
- Ages 11–14
- RecruitingHealthy volunteers
Hypknowledge Nationwide Sleep Extension
University of Arizona
- Location
- Tucson, AZ
- Eligibility basics
- Ages 18–60
- RecruitingHealthy volunteers
Effect of a Fermented Dairy Protein With Prebiotic Fiber on GI Complaints
Arizona State University
- Location
- Phoenix, AZ
- Eligibility basics
- Ages 18–50
- RecruitingHealthy volunteers
A SMART Trial of Adaptive Exercises to Optimize Aerobic-Fitness Responses
Arizona State University
- Location
- Phoenix, AZ
- Eligibility basics
- Ages 65+