Paid Clinical Trials in Portland, OR

As of September 2026, 998 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: September 14, 2026.

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888 clinical trials

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Evaluation of the Change in PSMA Expression in Prostate Cancer in Response to Hormonal Therapy

for Castration Resistant Prostate Cancer

1 location in Portland

Sponsor: OHSU Knight Cancer Institute

Sex: Male·Age: 18+

Code: NCT05919329·Phase 4·Recruiting·Listed Jun 2023

Apply to this trial

Support Via Technology: Living and Learning With Advancing Dementia-REVISED

for Caregiver Burden

1 location in Portland

Sponsor: Oregon Health and Science University

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

Code: NCT06460012·Recruiting·Listed Jun 2024

Apply to this trial

Comparative Effectiveness of Cryoablation Versus Steroid and Lidocaine Alone for Treatment of Morton's Neuroma

for Morton Neuroma

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 18 - 105·Accepts healthy volunteers

Code: NCT05501262·Recruiting·Listed Aug 2022

Apply to this trial

Accelerated Flap Coverage in Severe Lower Extremity Trauma

for Open Tibia Fracture

Sites in Portland +6 more locations

Sponsor: Johns Hopkins University

Sex: All·Age: 18+

Code: NCT06293469·Recruiting·Listed Mar 2024

Apply to this trial

Effects of Dexrazoxane Hydrochloride on Biomarkers Associated With Cardiomyopathy and Heart Failure After Cancer Treatment

for Hodgkin Lymphoma in Remission

Sites in Portland +55 more locations

Sponsor: Children's Oncology Group

Sex: All·Age: All ages

Code: NCT01790152·Recruiting·Listed Feb 2013

Apply to this trial

ShOrt neCK AAA RAndomized Trial - ESAR and FEVAR: SOCRATES

for Aortic Aneurysm, Abdominal

Sites in Portland +8 more locations

Sponsor: FCRE (Foundation for Cardiovascular Research and Education)

Sex: All·Age: 18+

Code: NCT04503395·Recruiting·Listed Aug 2020

Apply to this trial

Vaccine Responses in Patient With Multiple Myeloma and Non-Hodgkin Lymphoma After CAR-T Treatment

for Chronic Lymphocytic Leukemia

1 location in Portland

Sponsor: OHSU Knight Cancer Institute

Sex: All·Age: 18+

Code: NCT06784167·Recruiting·Listed Jan 2025

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Implementation of Problem-Solving Treatment in Community Health Centers (PST-Aid)

for Depression

1 location in Portland

Sponsor: University of Washington

Sex: All·Age: 18+

Code: NCT06494384·Recruiting·Listed Jul 2024

Apply to this trial

OCT Angiography and NRAI in Dementia

for Alzheimer Disease

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 55+·Accepts healthy volunteers

Code: NCT03761381·Recruiting·Listed Dec 2018

Apply to this trial

OCT in Diagnosis of Irregular Corneas

for Keratoconus

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 14 - 85·Accepts healthy volunteers

Code: NCT03504800·Recruiting·Listed Apr 2018

Apply to this trial

Collagen Cross-linking in Keratoconus

for Keratoconus

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 18+

Code: NCT03760432·Recruiting·Listed Nov 2018

Apply to this trial

Observational Study of Iris Tumors

for Iris Tumor

1 location in Portland

Sponsor: Oregon Health and Science University

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

Code: NCT03809585·Recruiting·Listed Jan 2019

Apply to this trial

OCT in Fuchs' Dystrophy

for Fuchs Dystrophy

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 18+

Code: NCT04258787·Recruiting·Listed Feb 2020

Apply to this trial

Scleral Lens Fitting Using Wide-Field OCT

for Keratoconus

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 18+

Code: NCT04570020·Recruiting·Listed Sep 2020

Apply to this trial

Quantification & Classification of Inflammatory Cells in Uveitis Using OCT

for Anterior Uveitis (AU)

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 5 - 85·Accepts healthy volunteers

Code: NCT07065747·Recruiting·Listed Jul 2025

Apply to this trial

Mitral Valve Screening Survey

for Mitral Valve Disease

Sites in Portland +13 more locations

Sponsor: Medstar Health Research Institute

Sex: All·Age: 18+

Code: NCT04736667·Recruiting·Listed Feb 2021

Apply to this trial

TURN-IT FOG: Improving Turning and Freezing of Gait in People With PD

for Parkinson Disease

Sites in Portland +1 more location

Sponsor: Oregon Health and Science University

Sex: All·Age: 50 - 80

Code: NCT06815302·Recruiting·Listed Feb 2025

Apply to this trial

Vitamin C to Decrease Effects of Smoking in Pregnancy on Infant Lung Function (VCSIP) Longer Term Follow Up

for Asthma

Sites in Portland +1 more location

Sponsor: Oregon Health and Science University

Sex: All·Age: 6 - 16

Code: NCT06106646·Recruiting·Listed Oct 2023

Apply to this trial

Sleep and Circadian Mechanisms in Hypertension

for Hypertension

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 25 - 64

Code: NCT05184933·Recruiting·Listed Jan 2022

Apply to this trial

Intravenous Versus Oral Iron for Treating Iron-Deficiency Anemia in Pregnancy

for Iron Deficiency Anemia

Sites in Portland +7 more locations

Sponsor: Women and Infants Hospital of Rhode Island

Sex: Female·Age: 18 - 45

Code: NCT05462704·Phase 3·Recruiting·Listed Jul 2022

Apply to this trial

Transcranial Magnetic Stimulation in Progressive Supranuclear Palsy

for Palsy Supranuclear

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 40 - 85

Code: NCT04468932·Recruiting·Listed Jul 2020

Apply to this trial

HF2 Registry - Hemodynamic Frontiers in Heart Failure Registry

for Heart Failure

Sites in Portland +11 more locations

Sponsor: University of Kansas Medical Center

Sex: All·Age: 18 - 100

Code: NCT06425848·Recruiting·Listed May 2024

Apply to this trial

Fetoscopic Neural Tube Defect Repair

for Neural Tube Defects

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: Female·Age: 18+

Code: NCT06946563·Recruiting·Listed Apr 2025

Apply to this trial

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

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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

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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

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

Apply to this trial

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

Apply to this trial

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

Apply to this trial