Paid Clinical Trials in Portland, OR

As of July 2026, 1,000 paid clinical trials are recruiting in Portland, Oregon. Compensation typically covers time, travel, and study visits, with stipends ranging from modest amounts for short outpatient studies to several thousand dollars for long or inpatient protocols.

Both patients with specific conditions and healthy volunteers can qualify. Most trials offer free study-related medical care alongside compensation.

Recruiting trial data synced daily from ClinicalTrials.gov. Last sync: July 31, 2026.

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890 clinical trials

Rural Community Peer Partnerships for Improving Methamphetamine-Associated Heart Failure Screening and Engagement

for Methamphetamine Use

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 18+

Code: NCT06461962·Recruiting·Listed Jun 2024

Apply to this trial

Feasibility of FMISO in Brain Tumors

for Malignant Brain Neoplasm

1 location in Portland

Sponsor: OHSU Knight Cancer Institute

Sex: All·Age: 18+

Code: NCT03649880·Phase 2·Recruiting·Listed Aug 2018

Apply to this trial

Exhaled Breath: A Novel Technique for Rapid Diagnosis of Respiratory Diseases and Infections

for Pulmonary Disease

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 18 - 120

Code: NCT06775106·Recruiting·Listed Jan 2025

Apply to this trial

EMBRACE: Exercising Together

for Breast Carcinoma

1 location in Portland

Sponsor: OHSU Knight Cancer Institute

Sex: All·Age: 18+·Accepts healthy volunteers

Code: NCT06049355·Phase 2·Recruiting·Listed Sep 2023

Apply to this trial

Caloric Restriction and Activity to Reduce Chemoresistance in B-ALL

for B-cell Acute Lymphoblastic Leukemia

Sites in Portland +19 more locations

Sponsor: Etan Orgel

Sex: All·Age: 10 - 25

Code: NCT05082519·Phase 2·Recruiting·Listed Oct 2021

Apply to this trial

CREATE: Art for Children With Cancer

for Hematopoietic and Lymphatic System Neoplasm

1 location in Portland

Sponsor: OHSU Knight Cancer Institute

Sex: All·Age: 8 - 13

Code: NCT06342453·Recruiting·Listed Apr 2024

Apply to this trial

Diet and Active Lifestyle - Yuuyaraq (The Yup'ik Way of Life)

for Heart Disease

Sites in Portland +1 more location

Sponsor: Oregon Health and Science University

Sex: All·Age: 18+·Accepts healthy volunteers

Code: NCT06629610·Recruiting·Listed Oct 2024

Apply to this trial

RSA Vs RCR for Massive RCTs

for Rotator Cuff Tears

1 location in Portland

Sponsor: La Tour Hospital

Sex: All·Age: 60 - 80

Code: NCT05807854·Recruiting·Listed Apr 2023

Apply to this trial

Monoferric for Prenatal Iron Deficiency

for Obstetric Labor Complications

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: Female·Age: 18 - 65·Accepts healthy volunteers

Code: NCT05763043·EARLY_Phase 1·Recruiting·Listed Mar 2023

Apply to this trial

Endometrial Biopsy in Progestin Contraceptive Users

for Contraception

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: Female·Age: 18 - 40·Accepts healthy volunteers

Code: NCT05760144·EARLY_Phase 1·Recruiting·Listed Mar 2023

Apply to this trial

Sex Differences in Trauma, Inflammation and Brain Function and the Implications for Treatment Efficacy in Alcohol Use Disorder

for Alcohol Use Disorder

1 location in Portland

Sponsor: Milky Kohno

Sex: All·Age: 18 - 60·Accepts healthy volunteers

Code: NCT06426303·Phase 4·Recruiting·Listed May 2024

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The Parkinson's Genetic Research Study

for Parkinson's Disease

Sites in Portland +4 more locations

Sponsor: University of Washington

Sex: All·Age: 18+·Accepts healthy volunteers

Code: NCT01558479·Recruiting·Listed Mar 2012

Apply to this trial

Reaching Out to Distressed Medical Residents, Fellows and Faculty

for Depression

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 18+·Accepts healthy volunteers

Code: NCT02010866·Recruiting·Listed Dec 2013

Apply to this trial

Pacemaker and Defibrillator Lead Extraction Registry

for Lead Extraction Procedures

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: All ages

Code: NCT03847025·Recruiting·Listed Feb 2019

Apply to this trial

VAPORHCS/OHSU J: MRI and Devices

for MRI

2 locations in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 9 - 99

Code: NCT03915015·Recruiting·Listed Apr 2019

Apply to this trial

Sleep and Metabolism

for Sleep Deprivation

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 18 - 40·Accepts healthy volunteers

Code: NCT05775627·Recruiting·Listed Mar 2023

Apply to this trial

Total Intravenous Versus Inhalational Anesthesia- A Geriatric Anesthesia Study

for Neurocognitive Disorders

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 70 - 110·Accepts healthy volunteers

Code: NCT06036095·Phase 4·Recruiting·Listed Sep 2023

Apply to this trial

Optical Coherence Tomography Guided Transepithelial Phototherapeutic Keratectomy

for Corneal Opacity

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 18+

Code: NCT01243931·Recruiting·Listed Nov 2010

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OCT Angiography in Wet AMD

for Neovascular (Wet) Age-related Macular Degeneration (AMD)

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 50 - 100·Accepts healthy volunteers

Code: NCT02253030·Recruiting·Listed Oct 2014

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A Prospective Analysis of Long-Term Clinical Outcomes and 3D Spine Growth in Anterior Vertebral Body Tethering

for Scoliosis Idiopathic

Sites in Portland +10 more locations

Sponsor: Pediatric Spine Foundation

Sex: All·Age: Up to 18

Code: NCT04914507·Recruiting·Listed Jun 2021

Apply to this trial

VOICE-Early Response to Vedolizumab and IL-23 Antagonists in Participants With Crohn's Disease: A Prospective Observational Study

for Crohn's Disease

Sites in Portland +10 more locations

Sponsor: Alimentiv Inc.

Sex: All·Age: 18+

Code: NCT06249555·Recruiting·Listed Feb 2024

Apply to this trial

Targeted Pathway Inhibition in Patients With Pancreatic Cancer

for Locally Advanced Pancreatic Ductal Adenocarcinoma

1 location in Portland

Sponsor: OHSU Knight Cancer Institute

Sex: All·Age: 18+

Code: NCT04005690·EARLY_Phase 1·Recruiting·Listed Jul 2019

Apply to this trial

Pulmonary Hypertension Association Registry

for Pulmonary Arterial Hypertension

Sites in Portland +51 more locations

Sponsor: Pulmonary Hypertension Association, Inc.

Sex: All·Age: 0+

Code: NCT04071327·Recruiting·Listed Aug 2019

Apply to this trial

Machine Learning Prediction of Possible Central Line Associated Blood Stream Infections and Rate of Reduction

for Central Line Associated Blood Stream Infections (CLABSI)

Sites in Portland +18 more locations

Sponsor: Swedish Medical Center

Sex: All·Age: 18+

Code: NCT07108660·Recruiting·Listed Aug 2025

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Pediatric Dose Optimization for Seizures in Emergency Medical Services

for Seizures

Sites in Portland +19 more locations

Sponsor: Stanford University

Sex: All·Age: 6 Months - 13

Code: NCT05121324·Phase 3·Recruiting·Listed Nov 2021

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Physical Therapy After Endometriosis Excision

for Endometriosis

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: Female·Age: 18 - 50

Code: NCT07127783·Recruiting·Listed Aug 2025

Apply to this trial

Parkinson's Foundation PD GENEration Genetic Registry

for Parkinson's Disease

Sites in Portland +52 more locations

Sponsor: Parkinson's Foundation

Sex: All·Age: 18+

Code: NCT04994015·Recruiting·Listed Aug 2021

Apply to this trial

National Collaborative to Improve Care of Children With Complex Congenital Heart Disease

for Hypoplastic Left Heart Syndrome (HLHS)

Sites in Portland +58 more locations

Sponsor: Children's Hospital Medical Center, Cincinnati

Sex: All·Age: Up to 15 Months

Code: NCT02852031·Recruiting·Listed Aug 2016

Apply to this trial

Cardiogenic Shock Working Group Registry

for Cardiogenic Shock

Sites in Portland +15 more locations

Sponsor: Tufts Medical Center

Sex: All·Age: 18+

Code: NCT04682483·Recruiting·Listed Dec 2020

Apply to this trial

Pilot Study of BCAA on Sleep

for Sleep Disorder

1 location in Portland

Sponsor: Portland VA Medical Center

Sex: All·Age: 18 - 89

Code: NCT03990909·Recruiting·Listed Jun 2019

Apply to this trial

Food and Circadian Timing

for Diet, High-Fat

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 18 - 40·Accepts healthy volunteers

Code: NCT04743271·Recruiting·Listed Feb 2021

Apply to this trial

Observational Study of Sex Differences in Symptoms During Immune Checkpoint Inhibitor Treatment for People With Cancer

for Hematopoietic and Lymphatic System Neoplasm

1 location in Portland

Sponsor: OHSU Knight Cancer Institute

Sex: All·Age: 18+

Code: NCT06562777·Recruiting·Listed Aug 2024

Apply to this trial

Use of Cervical Cap and Menstrual Disc for Application of Topical Anesthetic Prior to IUD Insertion

for IUD

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: Female·Age: 18 - 45

Code: NCT06891794·Recruiting·Listed Mar 2025

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Effect of Abdominal Wall Injections on Abdominal Pain

for Anterior Cutaneous Nerve Entrapment Syndrome

2 locations in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 18 - 100·Accepts healthy volunteers

Code: NCT06121466·Phase 4·Recruiting·Listed Nov 2023

Apply to this trial

Hypertonic Saline for MAC

for Nontuberculous Mycobacterial Lung Disease

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 18+

Code: NCT04921943·Phase 4·Recruiting·Listed Jun 2021

Apply to this trial

Proximal Risk for Suicide in Adolescents

for Suicide

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 13 - 17

Code: NCT06400810·Recruiting·Listed May 2024

Apply to this trial

Single-dose Intravenous Iron Therapy for Anemia After Orthopaedic Trauma

for Acute Blood Loss Anemia

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 18 - 89

Code: NCT05292001·Phase 4·Recruiting·Listed Mar 2022

Apply to this trial

The ME&MG Digital Solution for Autonomous Assessment of Myasthenia Gravis

for Myasthenia Gravis

Sites in Portland +9 more locations

Sponsor: Ad scientiam

Sex: All·Age: 18+·Accepts healthy volunteers

Code: NCT05564936·Recruiting·Listed Oct 2022

Apply to this trial

Immunogenicity of Yellow Fever Vaccine 17D in Adults With Prior 17D Vaccination

for Yellow Fever

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 20 - 49·Accepts healthy volunteers

Code: NCT05859490·Phase 1, Phase 2·Recruiting·Listed May 2023

Apply to this trial

Effects of a Specific Substance in Smokers

for Smoking

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 21 - 40·Accepts healthy volunteers

Code: NCT04281979·Recruiting·Listed Feb 2020

Apply to this trial