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
- Recruiting
A Clinical Study to Evaluate the Safety and Efficacy of the FloStent in Men With Benign Prostatic Hyperplasia Symptoms
Rivermark Medical
- Location
- Littleton, CO + 18 other US sites
- Eligibility basics
- Ages 45+ · Men only
- RecruitingPhase 3
Study of NRTX-1001 Neural Cell Therapy in Drug-Resistant Unilateral Mesial Temporal Lobe Epilepsy (EPIC (EPIlepsy Cell Therapy))
Neurona Therapeutics
- Location
- Aurora, CO + 34 other US sites
- Eligibility basics
- Ages 18–75
- RecruitingPhase 3
A 26-Wk Study to Assess Safety & Efficacy of Tenapanor for T/t of Chronic Idiopathic Constipation in Adults
Ardelyx
- Location
- Denver, CO + 108 other US sites
- Eligibility basics
- Ages 18–80
- Recruiting
Use of CereGate Therapy for Freezing of Gait in PD
CereGate Inc.
- Location
- Aurora, CO + 6 other US sites
- Eligibility basics
- Ages 21–80
- RecruitingPhase 3
A Study of Vedolizumab With and Without Upadacitinib in Adults With Crohn's Disease
Takeda
- Location
- Colorado Springs, CO + 2 other US sites
- Eligibility basics
- Ages 18–65
- Recruiting
Transdermal Compress IDE Study
Balmoral Medical company
- Location
- Aurora, CO + 8 other US sites
- Eligibility basics
- Ages 18–60
- RecruitingPhase 3
A Phase 3 Study to Evaluate the Efficacy and Safety of Intravitreal KSI-101 in Participants With Macular Edema Secondary to Inflammation (MESI) - PEAK
Kodiak Sciences Inc
- Location
- Denver, CO + 47 other US sites
- Eligibility basics
- Ages 18+
- RecruitingPhase 3
A Phase 3 Study to Evaluate the Efficacy and Safety of Intravitreal KSI-101 in Participants With Macular Edema Secondary to Inflammation (MESI) - PINNACLE
Kodiak Sciences Inc
- Location
- Denver, CO + 47 other US sites
- Eligibility basics
- Ages 18+
- RecruitingPhase 2
DB-3Q bmMSC-EVs in Patients With Perianal Fistulizing Crohn's Disease
Direct Biologics, LLC
- Location
- Aurora, CO + 4 other US sites
- Eligibility basics
- Ages 18–75
- RecruitingPhase 2
Safety, Tolerability, Pharmacokinetics, and Preliminary Efficacy of SPL84 in Patients With Cystic Fibrosis
SpliSense Ltd.
- Location
- Denver, CO + 1 other US site
- Eligibility basics
- Ages 18+
- RecruitingPhase 3
Study to Check the Safety of Fazirsiran and Learn if Fazirsiran Can Help People With Liver Disease and Scarring (Fibrosis) Due to an Abnormal Version of Alpha-1 Antitrypsin Protein
Takeda
- Location
- Colorado Springs, CO + 32 other US sites
- Eligibility basics
- Ages 18–75
- Recruiting
The GORE VBX FORWARD Clinical Study: A Comparison of the GORE® VIABAHN® VBX Balloon Expandable Endoprosthesis to Bare Metal Stenting for Patients With Complex Iliac Occlusive Disease
W.L.Gore & Associates
- Location
- Denver, CO + 22 other US sites
- Eligibility basics
- Ages 18+
- RecruitingPhase 2
A Study to Assess the Efficacy, Safety and Tolerability of VLS-01 Buccal Film, Compared to Placebo in Patients With Treatment Resistant Depression (ELUMINA)
atai Therapeutics, Inc.
- Location
- Denver, CO + 33 other US sites
- Eligibility basics
- Ages 18–65
- Recruiting
J-Valve Transfemoral Pivotal Study
JC Medical, Inc., an affiliate of Edwards Lifesciences LLC
- Location
- Loveland, CO + 33 other US sites
- Eligibility basics
- Ages 18+
- RecruitingPhase 3
A Study to Assess the Efficacy and Safety of Efgartigimod IV in Adult Participants With Primary Immune Thrombocytopenia
argenx
- Location
- Aurora, CO + 16 other US sites
- Eligibility basics
- Ages 18+
- Recruiting
Evaluation of Pulsed Field Ablation of the Posterior Nasal Nerve for Chronic Rhinitis
Aventix Medical Inc.
- Location
- Colorado Springs, CO + 2 other US sites
- Eligibility basics
- Ages 18–85
- RecruitingPhase 2
A Study of the Effect of ZT-01 on Night-time Hypoglycemia in Type 1 Diabetes
Zucara Therapeutics Inc.
- Location
- Aurora, CO + 36 other US sites
- Eligibility basics
- Ages 18–75
- Recruiting
Zimmer Biomet Shoulder Arthroplasty PMCF
Zimmer Biomet
- Location
- Golden, CO + 1 other US site
- Eligibility basics
- Ages 20+
- RecruitingPhase 3
A Long-term Extension Study of Dazodalibep in Participants With Sjögren's Syndrome (SS)
Amgen
- Location
- Fort Collins, CO + 30 other US sites
- Eligibility basics
- Ages 18+
- RecruitingPhase 2
Efficacy and Safety of Obefazimod in Subjects With Moderately to Severely Active Crohn's Disease
Abivax S.A.
- Location
- Colorado Springs, CO + 23 other US sites
- Eligibility basics
- Ages 18–75
- RecruitingPhase 2
Study to Evaluate Sotatercept (MK-7962) in Children With Pulmonary Arterial Hypertension (PAH) (MK-7962-008)
Merck Sharp & Dohme LLC
- Location
- Aurora, CO + 8 other US sites
- Eligibility basics
- Ages 1–17
- Recruiting
The EMPOWER Trial - The Carillon Mitral Contour System® in Treating Heart Failure With FMR
Cardiac Dimensions, Inc.
- Location
- Littleton, CO + 50 other US sites
- Eligibility basics
- Ages 18+
- RecruitingPhase 4
Combined OFM and Vacuum-assisted Therapy for Expedited Regeneration Over Structures
Aroa Biosurgery Limited
- Location
- Aurora, CO + 1 other US site
- Eligibility basics
- Ages 18+
- RecruitingPhase 2
Pharmacokinetic and Early Efficacy of OPT101 in Patients With Type 1 Diabetes Mellitus
Op-T LLC
- Location
- Aurora, CO + 4 other US sites
- Eligibility basics
- Ages 18–50