Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 6, 2026, 4:20 PM EDT

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Showing 49–72 of 455 matching trials from the live ClinicalTrials.gov search.
Conditions
Hypertension
Interventions
Medicaid Expansion
Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
19 Years to 64 Years
Enrollment
1,939,783 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Portland, Oregon
Recruiting Not applicable Interventional

Get ActivE Study for At-risk Youth

NCT06829953
Conditions
Anhedonia, Depression and Suicide Ideation
Interventions
GET ActivE, Treatment As Usual
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
12 Years to 18 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
Philadelphia, Pennsylvania • Pittsburgh, Pennsylvania
Conditions
Ototoxicity, Drug-Induced
Interventions
ORC-13661, Placebo
Drug
Lead sponsor
Kevin Winthrop
Other
Eligibility
18 Years to 80 Years
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
8
States / cities
San Francisco, California • Denver, Colorado • Baltimore, Maryland + 5 more
Conditions
Depressive Symptoms
Interventions
WPD and Depression Treatment Group
Behavioral
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older · Female only
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Portland, Oregon
Conditions
HIV Dementia
Interventions
Ferumoxytol
Drug
Lead sponsor
University of Hawaii
Other
Eligibility
19 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Honolulu, Hawaii
Active, not recruiting Early Phase 1 Interventional Accepts healthy volunteers

Histamine as a Molecular Transducer of Adaptation to Exercise

NCT05206227
Conditions
Postexercise Hypotension
Interventions
Aerobic Exercise, alpha-FMH, Resistance and Aerobic Exercise, Antihistamine
Behavioral · Drug
Lead sponsor
University of Oregon
Other
Eligibility
18 Years to 40 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Eugene, Oregon
Conditions
Hematopoietic and Lymphatic System Neoplasm
Interventions
Biospecimen Collection, Cytarabine, Lumbar Puncture, Methotrexate, Therapeutic Hydrocortisone
Procedure · Drug
Lead sponsor
OHSU Knight Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Portland, Oregon
Conditions
Heavy Menstrual Bleeding, Bleeding Disorder, Von Willebrand Diseases
Interventions
Levonorgestrel Intrauterine System, Norethindrone Acetate
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
10 Years to 24 Years · Female only
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
9
States / cities
Palo Alto, California • Aurora, Colorado • Atlanta, Georgia + 5 more
Completed Phase 4 Interventional Accepts healthy volunteers

Oral Contraceptive Efficacy and Body Weight

NCT00662454
Conditions
Contraception, Body Weight
Interventions
ethinyl estradiol / levonorgestrel
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
Portland, Oregon
Conditions
HIV Seropositivity
Interventions
Telephone-Administered Motivational Interviewing Plus Behavioral Skills Training, Telephone-Administered Coping Effectiveness Training
Behavioral
Lead sponsor
Oregon Health and Science University
Other
Eligibility
50 Years and older
Enrollment
343 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Portland, Oregon
Conditions
Healthy
Interventions
Device measurements
Diagnostic Test
Lead sponsor
Applied Cognition
Industry
Eligibility
50 Years to 65 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Otolaryngological Disease, Obstructive Sleep Apnea
Interventions
DISE-Directed Surgery, Adenotonsillectomy
Procedure
Lead sponsor
Oregon Health and Science University
Other
Eligibility
2 Years to 17 Years
Enrollment
175 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
2
States / cities
Ann Arbor, Michigan • Portland, Oregon
Completed No phase listed Observational Accepts healthy volunteers

Measuring Cortisol Levels in Persons With Parkinson's (PD)

NCT02727270
Conditions
Parkinson Disease, Huntington Disease
Interventions
No Intervention - Observational Study
Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 99 Years
Enrollment
131 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2023
U.S. locations
2
States / cities
Portland, Oregon
Completed Phase 4 Interventional Accepts healthy volunteers

Paracervical Block for Pain Control in First Trimester Abortion

NCT01094366
Conditions
Legal Abortion With Complication, Pain
Interventions
Paracervical Block, Sham Paracervical Block
Procedure
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 60 Years · Female only
Enrollment
121 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Portland, Oregon
Completed Not applicable Interventional Results available

Partnering With Autistic Adults to Improve Healthcare

NCT01579669
Conditions
Autism Spectrum Disorder
Interventions
Use of toolkit
Behavioral
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
237 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Portland, Oregon
Active, not recruiting Not applicable Interventional

Teen Weight Control

NCT04861636
Conditions
Adolescent Obesity, Weight Loss
Interventions
HealthTRAC, SBWC
Behavioral
Lead sponsor
The Miriam Hospital
Other
Eligibility
13 Years to 17 Years
Enrollment
172 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
3
States / cities
Eugene, Oregon • Portland, Oregon • Providence, Rhode Island
Not listed Phase 4 Interventional Accepts healthy volunteers

Naproxen Pharmacogenetic Study (Project 1, Aim 2)

NCT04449471
Conditions
Pharmacogenetics
Interventions
Naproxen tablet
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Portland, Oregon
Conditions
Prostatic Neoplasms, Prostatic Diseases, Prostate Cancer, Prostate Cancer Metastatic, Prostate Cancer Recurrent
Interventions
68GA PSMA-HBED-CC
Drug
Lead sponsor
Jeanne Link
Other
Eligibility
18 Years and older · Male only
U.S. locations
1
States / cities
Portland, Oregon
Conditions
Palsy Supranuclear, Supranuclear Palsy, Progressive
Interventions
Repetitive transcranial magnetic stimulation (rTMS)
Device
Lead sponsor
Oregon Health and Science University
Other
Eligibility
40 Years to 85 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
1
States / cities
Portland, Oregon
Conditions
Pollution; Exposure
Interventions
Community health worker
Behavioral
Lead sponsor
Oregon State University
Other
Eligibility
21 Years and older
Enrollment
98 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Corvallis, Oregon
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Androgen Excess as a Cause for Adipogenic Dysfunction in PCOS Women

NCT01889199
Conditions
Polycystic Ovary Syndrome (PCOS)
Interventions
Flutamide, Placebo
Drug · Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Herpes Zoster, Inflammatory Disease, Rheumatoid Arthritis
Interventions
Varicella Zoster Vaccine, Placebo Injection
Biological · Other
Lead sponsor
Kevin Winthrop
Other
Eligibility
18 Years and older
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2026
U.S. locations
5
States / cities
Boise, Idaho • Eagan, Minnesota • Clovis, New Mexico + 2 more
Conditions
School Readiness
Interventions
Creating Connections: Strong Families, Strong Brains
Behavioral
Lead sponsor
University of Oregon
Other
Eligibility
3 Years to 5 Years
Enrollment
2,800 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2019
U.S. locations
1
States / cities
Eugene, Oregon
Withdrawn Not applicable Interventional

Attention Intervention Management

NCT01779427
Conditions
Traumatic Brain Injury (TBI), Attention Deficit Hyperactivity Disorder (ADHD), Head Injury, Brain Concussion, Head Injuries, Closed
Interventions
AIM
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
10 Years to 18 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Cincinnati, Ohio