Healthy volunteer studies in Orange, CA
18 studies at sites in and around Orange accept healthy volunteers — people without the condition being studied. Many studies pay participants for their time and travel; the amount is set by each study, so ask the study team.
Clinical and Genetic Evaluation of Individuals With Undiagnosed Disorders Through the Undiagnosed Diseases Network
RecruitingObservational studyHealthy volunteers welcome
- University of California, Irvine Medical Center, Orange
A Randomized Comparison of Stage-Based Care Versus Risk Factor-Based Care for Prevention of Cardiovascular Events
RecruitingHealthy volunteers welcome
- University of California- Irvine, Orange
Latinx Children and Surgery
RecruitingHealthy volunteers welcome
- Children's Hospital of Orange County, Orange
PREVENT ALL ALS Study
RecruitingObservational studyHealthy volunteers welcome
- University of California Irvine, Orange
Pancreatic Cancer Early Detection Consortium
RecruitingObservational studyHealthy volunteers welcome
- UC Irvine Health, Orange
A Study to Learn About the Treatment LTP001 in Healthy Participants (Part A) and in Participants With PAH (Part B)
RecruitingPhase 1/2Healthy volunteers welcome
- UC Irvine Medical Center, Orange
The Actuate-CBC Study
RecruitingObservational studyHealthy volunteers welcome
- UCI Health Regional Burn Center, Orange
Molecular Genetics Studies of Cancer Patients and Their Relatives
RecruitingObservational studyHealthy volunteers welcome
- Saint Joseph Hospital - Orange, Orange
Childhood Cancer Survivor Study
RecruitingObservational studyHealthy volunteers welcome
- Children's Hospital of Orange County, Orange
AI-Enabled Direct-from-ECG Ejection Fraction (EF) Severity Assessment Using COR ECG Wearable Monitor
RecruitingObservational studyHealthy volunteers welcome
- Orange County Heart Institute, Orange
Telemedicine to Support Living Kidney Donor Candidates
RecruitingHealthy volunteers welcome
- University of California Irvine Medical Center, Orange
Spectroscopic Evaluation of Middle Ear Infection
RecruitingObservational studyHealthy volunteers welcome
- Children's Hospital of Orange County (CHOC), Orange
- UCI Otolaryngology Clinic, Orange
Cardiac Structure and Function in MPS
RecruitingObservational studyHealthy volunteers welcome
- Children'S Hospital of Orange County, Orange
Study of Student Flourishing
RecruitingHealthy volunteers welcome
- Chapman University, Orange
Acute Partial Thickness Burn Study Comparing Transforming Powder Dressing to Standard of Care Dressing
RecruitingPhase 4Healthy volunteers welcome
- University of California-Irvine, Orange
Anticoagulation Profile in Pregnant Women Treated With Three Times a Day of Low Molecular Weight Heparin (LMWH)
RecruitingPhase 4Healthy volunteers welcome
- University of California Irvine, Orange
TrialNet Pathway to Prevention of T1D
RecruitingObservational studyHealthy volunteers welcome
- Childrens Hospital of Orange County, Orange
Wound Irrigation Comparative Effectiveness Study
RecruitingHealthy volunteers welcome
- Hoag Orthopedics, Orange
From ClinicalTrials.gov, data retrieved Oct 5, 2026. Each study sets its own eligibility; the study team decides who can join.