Location · Colorado
Clinical trials recruiting in Colorado
591 recruiting studies have at least one site in Colorado; 183 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 Colorado.
591 recruiting studiesSource: ClinicalTrials.gov, refreshed October 26, 2026How we list studies
Studies
- RecruitingHealthy volunteersPhase 2
Effects of THC on Alcohol Consumption and Neural Correlates of Reward
University of Colorado, Denver
- Location
- Aurora, CO
- Eligibility basics
- Ages 21–40
- RecruitingHealthy volunteers
Intervention to Collect and Utilize Sexual Orientation and Gender Identity (SOGI) Information in Hospice
University of Colorado, Denver
- Location
- Aurora, CO
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 4
Cardiometabolic Consequences of the Loss of Ovarian Function
University of Colorado, Denver
- Location
- Aurora, CO
- Eligibility basics
- Ages 20–45 · Women only
- RecruitingHealthy volunteers
A Pilot Factorial Trial of an Integrated Lifestyle Intervention
University of Colorado, Denver
- Location
- Aurora, CO
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
Generating Advancements Through Longitudinal Analysis in X and Y Variations (GALAXY)
University of Colorado, Denver
- Location
- Aurora, CO
- Eligibility basics
- Ages 0 mo–100
- RecruitingHealthy volunteers
A Prospective Study of a Mosaic Embryo Transfer
Colorado Center for Reproductive Medicine
- Location
- Lone Tree, CO
- Eligibility basics
- Ages 18–45 · Women only
- RecruitingHealthy volunteers
Enroll -HD: A Prospective Registry Study in a Global Huntington's Disease Cohort
CHDI Foundation, Inc.
- Location
- Englewood, CO + 51 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 4
Bioenergetic Effects of Aging and Menopause (BEAM)
University of Colorado, Denver
- Location
- Aurora, CO
- Eligibility basics
- Ages 40–65 · Women only
- RecruitingHealthy volunteers
Parenting Skills Group for Mothers With Postpartum Depression
University of Colorado, Denver
- Location
- Denver, CO
- Eligibility basics
- Ages 18–50 · Women only
- RecruitingHealthy volunteers
PRenatal and Obstetric Maternal Exposures and ISlet Autoantibodies in Early Life
University of Colorado, Denver
- Location
- Aurora, CO + 2 other US sites
- Eligibility basics
- Ages 0 mo–99
- RecruitingHealthy volunteers
Open Access Database of Standing Full Body Radiographs in Asymptomatic Volunteers
University of Colorado, Denver
- Location
- Aurora, CO
- Eligibility basics
- Ages 21–85
- RecruitingHealthy volunteers
Activity Restrictions After Inguinal Hernia Repair
VA Eastern Colorado Health Care System
- Location
- Aurora, CO
- Eligibility basics
- Ages 18–99
- RecruitingHealthy volunteers
Blood Samples for the Study of Peanut, Tree Nut and Other Food Allergies
University of Colorado, Denver
- Location
- Denver, CO
- Eligibility basics
- Ages 1–75
- RecruitingHealthy volunteers
Evaluation of SUMMIT BRUSH in Treatment of Blepharitis
University of Notre Dame
- Location
- Boulder, CO + 2 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Cardiovascular Innovation & Research Institute 's NEXUS Registry, the Whole is Greater Than the Parts.
Cardiovascular Innovation and Research Institute
- Location
- Glenwood Springs, CO
- Eligibility basics
- Ages 18+