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Showing 1–24 of 39 matching trials from the live ClinicalTrials.gov search.
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Filters: Sponsor: Legacy Health System Clear all
Completed Not applicable Interventional

Effectiveness of High Dose Vitamin D Supplementation in Stage III Colorectal Cancer

NCT02603757
View directory record Official record
Conditions
Colon Cancer, Rectal Cancer
Interventions
cholecalciferol
Dietary Supplement
Lead sponsor
Legacy Health System
Other
Eligibility
18 Years to 99 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
3
States / cities
Gresham, Oregon • Portland, Oregon • Tualatin, Oregon
Source: ClinicalTrials.gov public record
Updated Sep 30, 2020 · Synced Sep 23, 2026, 2:19 AM EDT
Recruiting Phase 3 Interventional

Statins In Intracerbral Hemorrhage

NCT03936361
View directory record Official record
Conditions
Intracerebral Hemorrhage
Interventions
Statins
Drug
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
50 Years and older
Enrollment
1,456 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 20, 2026 · Synced Sep 23, 2026, 2:19 AM EDT
Not listed Phase 4 Interventional

Safety and Efficacy of Bivalirudin Versus Heparin for Systemic Anticoagulation in Extracorporeal Membrane Oxygenation

NCT03965208
View directory record Official record
Conditions
Extracorporeal Membrane Oxygenation Complication, Anticoagulants
Interventions
Bivalirudin, Unfractionated heparin
Drug
Lead sponsor
Legacy Health System
Other
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated May 27, 2019 · Synced Sep 23, 2026, 2:19 AM EDT
Not listed Not applicable Interventional

Endoscopic Treatment of Intestinal Fistulas and Perforations

NCT00835458
View directory record Official record
Conditions
Gastric Fistula
Interventions
gastro-gastric fistula closure
Procedure
Lead sponsor
Legacy Health System
Other
Eligibility
18 Years to 85 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Feb 10, 2009 · Synced Sep 23, 2026, 2:19 AM EDT
Completed No phase listed Observational

Health-related Quality of Life Measure in Pediatric Lupus

NCT00280137
View directory record Official record
Conditions
Systemic Lupus Erythematosus, Quality of Life
Interventions
Not listed
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
2 Years to 18 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2013
U.S. locations
11
States / cities
Los Angeles, California • Chicago, Illinois • Boston, Massachusetts + 7 more
Source: ClinicalTrials.gov public record
Updated Apr 10, 2016 · Synced Sep 23, 2026, 2:19 AM EDT
Terminated Not applicable Interventional

Hyperbaric Oxygen for COVID-19 Patients With Moderate to Severe Hypoxemia

NCT04619719
View directory record Official record
Conditions
Covid19
Interventions
Hyperbaric Oxygen Therapy (HBOT)
Device
Lead sponsor
Legacy Health System
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
3
States / cities
Bozeman, Montana • Mineola, New York • Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 8, 2023 · Synced Sep 23, 2026, 2:19 AM EDT
Not listed Phase 4 Interventional

Evaluating Results of Neusidl Corneal Inserter in Descemet's Stripping Automated Endothelial Keratoplasty (DSAEK)

NCT01357122
View directory record Official record
Conditions
Fuchs' Corneal Endothelial Dystrophy
Interventions
NCI Insertion, Standard Forceps Insertion
Device · Procedure
Lead sponsor
Legacy Health System
Other
Eligibility
21 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated May 19, 2011 · Synced Sep 23, 2026, 2:19 AM EDT
Not listed Not applicable Interventional

Prevention of Capsular Contracture Using Trental and Vitamin E

NCT01082003
View directory record Official record
Conditions
Capsular Contractures
Interventions
Trental
Drug
Lead sponsor
Legacy Health System
Other
Eligibility
18 Years and older · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 27, 2013 · Synced Sep 23, 2026, 2:19 AM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Peer Support Groups for Families With an Infant in the NICU

NCT05988996
View directory record Official record
Conditions
Anxiety, Stress
Interventions
Participant guided peer support gathering
Behavioral
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 70 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jul 30, 2025 · Synced Sep 23, 2026, 2:19 AM EDT
Not listed No phase listed Observational

Appetite Suppression / Hormone Study Control Group

NCT02029677
View directory record Official record
Conditions
Morbid Obesity, Bariatric Surgery Patient
Interventions
Not listed
Lead sponsor
Oregon Weight Loss Surgery, LLC
Other
Eligibility
18 Years to 69 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2024
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated May 30, 2024 · Synced Sep 23, 2026, 2:19 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

RayGel-An Alternative for Skin Care During External Beam Radiation

NCT00266331
View directory record Official record
Conditions
Breast Cancer
Interventions
Reduced glutathione
Drug
Lead sponsor
Nathalie Johnson
Other
Eligibility
18 Years and older · Female only
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2011
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 27, 2013 · Synced Sep 23, 2026, 2:19 AM EDT
Not listed Phase 2 Interventional

A Study of Aminolevulinic Acid (ALA) to Enhance Visualization and Resection of Malignant Glial Tumors of the Brain

NCT01403311
View directory record Official record
Conditions
Glioma
Interventions
5-Aminolevuline Acid
Drug
Lead sponsor
Legacy Health System
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 25, 2014 · Synced Sep 23, 2026, 2:19 AM EDT
Terminated Not applicable Interventional

The Significance of Sentinel Node Analysis in Colon Cancer

NCT00419978
View directory record Official record
Conditions
Colon Cancer
Interventions
Colectomy
Procedure
Lead sponsor
Legacy Health System
Other
Eligibility
18 Years to 85 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jul 3, 2008 · Synced Sep 23, 2026, 2:19 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

The Use of Pycnogenol® to Alleviate Menopausal Symptoms Induced or Increased by Breast and Gynecological Cancer Treatments

NCT03704454
View directory record Official record
Conditions
Climacteric; Menorrhagia, Menopausal, Menopause
Interventions
50 mg PYC and then placebo, 100 mg PYC and then placebo, Placebo and then 50 mg PYC, Placebo and then 100 mg PYC
Dietary Supplement
Lead sponsor
Legacy Health System
Other
Eligibility
18 Years to 99 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
3
States / cities
Gresham, Oregon • Portland, Oregon • Tualatin, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 11, 2018 · Synced Sep 23, 2026, 2:19 AM EDT
Completed Not applicable Interventional Results available

Safety Study of Repeated Doses of Glucagon on Animal Starch in the Liver

NCT01986231
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Glucagon
Drug
Lead sponsor
Legacy Health System
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated May 3, 2015 · Synced Sep 23, 2026, 2:19 AM EDT
Not listed Phase 2 Interventional

Ripasudil for Enhanced Corneal Clearing Following Descemet Membrane Endothelial Keratoplasty in Fuchs' Dystrophy

NCT03813056
View directory record Official record
Conditions
Fuchs Endothelial Dystrophy
Interventions
Glanatec, Optive, Ophthalmic Solution, Descemet Membrane Endothelial Keratoplasty
Drug · Procedure
Lead sponsor
Michael D. Straiko, MD
Other
Eligibility
30 Years to 99 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 19, 2024 · Synced Sep 23, 2026, 2:19 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Supracondylar Pinning Antibiotic Stewardship (SPAS) Trial

NCT04288206
View directory record Official record
Conditions
Supracondylar Humerus Fracture, Infection
Interventions
Cefazolin, normal saline
Drug
Lead sponsor
Legacy Health System
Other
Eligibility
0 Years to 18 Years
Enrollment
1,200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 11, 2022 · Synced Sep 23, 2026, 2:19 AM EDT
Completed Phase 2 Interventional Results available

Sensor-Augmented Insulin Delivery: Insulin Plus Glucagon Versus Insulin Alone

NCT00797823
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Insulin, Asp(B28)-, Glucagon, Placebo
Drug
Lead sponsor
Legacy Health System
Other
Eligibility
21 Years to 65 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 6, 2011 · Synced Sep 23, 2026, 2:19 AM EDT
Not listed Phase 3 Interventional

Randomized Controlled Trial of Laparoscopic Gastric Bypass Plus Omentectomy Versus Laparoscopic Gastric Bypass Alone in Improving Diabetic Indices

NCT00552942
View directory record Official record
Conditions
Diabetes, Interleukins, Cytokines
Interventions
laparoscopic gastric bypass plus omentectomy
Procedure
Lead sponsor
Legacy Health System
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Nov 1, 2007 · Synced Sep 23, 2026, 2:19 AM EDT
Not yet recruiting Phase 4 Interventional

Impact of Daridorexant on Sleep, Daytime Alertness, and Smoking

NCT07328594
View directory record Official record
Conditions
Smoking, Nicotine, Tobacco, Addiction, Substance Use Disorders, Insomnia, Sleep
Interventions
Daridorexant 50 mg, Placebo
Drug · Other
Lead sponsor
Legacy Health System
Other
Eligibility
18 Years to 55 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jan 8, 2026 · Synced Sep 23, 2026, 2:19 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Comparative Effectiveness Research to Improve the Health of Sexual and Gender Minority Patients Through Cultural Competence and Skill Training of Community Health Center Providers and Non-clinical Staff

NCT03554785
View directory record Official record
Conditions
LGBT Health, Cultural Competency, Education, Sexual Orientation, Gender Identity
Interventions
Clinician and Non-clinician staff training
Behavioral
Lead sponsor
Fenway Community Health
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 24, 2023 · Synced Sep 23, 2026, 2:19 AM EDT
Completed Not applicable Interventional

Acupuncture in the Management of Post Operative Symptoms in Breast Cancer Patients

NCT00419822
View directory record Official record
Conditions
Breast Cancer
Interventions
Acupuncture, Sham Acupuncture, Patient to receive standard care without Acupuncture or Sham Acupuncture.
Procedure · Other
Lead sponsor
Legacy Health System
Other
Eligibility
21 Years and older · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2006
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jul 3, 2011 · Synced Sep 23, 2026, 2:19 AM EDT
Completed Not applicable Interventional

Treatment Trial Using Low Level Laser Therapy (LLLT) for Treatment of Chemotherapy Induced Peripheral Neuropathy

NCT01006408
View directory record Official record
Conditions
Peripheral Neuropathy
Interventions
Low Level Laser, Placebo followed by Low Level Laser
Procedure
Lead sponsor
Legacy Health System
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 18, 2012 · Synced Sep 23, 2026, 2:19 AM EDT
Terminated Phase 2 Interventional

Acute Post-Radiation Hyperbaric Oxygen (HBO2) for Breast Cancer Patients Who Have Recently Completed Radiation Therapy

NCT03916068
View directory record Official record
Conditions
Breast Cancer
Interventions
Hyperbaric Oxygen Therapy, Trental Pill, Vitamin E
Procedure · Drug · Dietary Supplement
Lead sponsor
Legacy Health System
Other
Eligibility
18 Years and older · Female only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 3, 2023 · Synced Sep 23, 2026, 2:19 AM EDT