MILD® Percutaneous Image-Guided Lumbar Decompression: A Medicare Claims Study
for Lumbar Spinal Stenosis
Sites in Ontario, Baker City +2386 more locations
Sponsor: Stryker Instruments
Sex: All·Age: 18+
Code: NCT03072927·Recruiting·Listed Mar 2017
Paid Clinical Trials in Ontario, OR
As of September 2026, 54 paid clinical trials are recruiting in Ontario, 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.
Ontario offers studies at sites including Saint Alphonsus Cancer Care Center-Ontario for conditions such as Acute Myeloid Leukemia, Stage IV Lung Cancer AJCC v8, Malignant Solid Neoplasm, Recurrent Lung Non-Small Cell Carcinoma. 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: .
Trials by specialty in Ontario
Trials by drug in Ontario
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54 clinical trials
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Testing the Addition of Anti-Cancer Drug Sonrotoclax, to the Standard Treatment Zanubrutinib, for Previously Untreated CLL/SLL
for Chronic Lymphocytic Leukemia
Drug: Sonrotoclax
Sites in Ontario, Baker City +204 more locations
Sponsor: Alliance for Clinical Trials in Oncology
Sex: All·Age: 65+
Code: NCT07321652·Phase 3·Recruiting·Listed Jan 2026
Studying the PAGODA Algorithm for Chemotherapy Dose Changes to Prevent Unplanned Treatment Delays
for Ampulla of Vater Carcinoma
Sites in Ontario, Baker City +346 more locations
Sponsor: Alliance for Clinical Trials in Oncology
Sex: All·Age: 18+·Accepts healthy volunteers
Code: NCT07283939·Recruiting·Listed Dec 2025
Evaluating the Addition of Adjuvant Chemotherapy to Ovarian Function Suppression Plus Endocrine Therapy in Premenopausal Patients With pN0-1, ER-Positive/HER2-Negative Breast Cancer and an Oncotype Recurrence Score Less Than or Equal to 25
for Breast Cancer
Sites in Ontario, Baker City +1087 more locations
Sponsor: NRG Oncology
Sex: Female·Age: 18 - 60
Code: NCT05879926·Phase 3·Recruiting·Listed May 2023
Testing the Addition of a Type of Drug Called Immunotherapy to the Usual Chemotherapy Treatment for Non-small Cell Lung Cancer, an ALCHEMIST Treatment Trial (Chemo-IO [ACCIO])
for Lung Non-Small Cell Carcinoma
Sites in Ontario, Portland +625 more locations
Sponsor: National Cancer Institute (NCI)
Sex: All·Age: 18+
Code: NCT04267848·Phase 3·Recruiting·Listed Feb 2020
Colon Adjuvant Chemotherapy Based on Evaluation of Residual Disease
for Stage III Colon Cancer
Sites in Ontario, Hood River +923 more locations
Sponsor: NRG Oncology
Sex: All·Age: 18+
Code: NCT05174169·Phase 2, Phase 3·Recruiting·Listed Dec 2021
Vismodegib, FAK Inhibitor GSK2256098, Capivasertib, and Abemaciclib in Treating Patients With Progressive Meningiomas
for Intracranial Meningioma
Sites in Ontario, Baker City +446 more locations
Sponsor: Alliance for Clinical Trials in Oncology
Sex: All·Age: 18+
Code: NCT02523014·Phase 2·Recruiting·Listed Aug 2015
Radiation Therapy With or Without Cisplatin in Treating Patients With Stage III-IVA Squamous Cell Carcinoma of the Head and Neck Who Have Undergone Surgery
for Head and Neck Squamous Cell Carcinoma
Sites in Ontario, Baker City +461 more locations
Sponsor: ECOG-ACRIN Cancer Research Group
Sex: All·Age: 18+
Code: NCT02734537·Phase 2·Recruiting·Listed Apr 2016
mFOLFIRINOX Versus mFOLFOX With or Without Nivolumab for the Treatment of Advanced, Unresectable, or Metastatic HER2 Negative Esophageal, Gastroesophageal Junction, and Gastric Adenocarcinoma
for Advanced Esophageal Adenocarcinoma
Drug: Nivolumab
Sites in Ontario, Baker City +626 more locations
Sponsor: Alliance for Clinical Trials in Oncology
Sex: All·Age: 18+
Code: NCT05677490·Phase 3·Recruiting·Listed Jan 2023
Collecting Blood Samples From Patients With and Without Cancer to Evaluate Tests for Early Cancer Detection
for Acute Lymphoblastic Leukemia
Sites in Ontario, Baker City +612 more locations
Sponsor: Alliance for Clinical Trials in Oncology
Sex: All·Age: 40 - 75·Accepts healthy volunteers
Code: NCT05334069·Recruiting·Listed Apr 2022
Family Communications After Genetic Testing
for Colon Adenocarcinoma
Sites in Ontario, Baker City +308 more locations
Sponsor: Alliance for Clinical Trials in Oncology
Sex: All·Age: 18+·Accepts healthy volunteers
Code: NCT07143487·Recruiting·Listed Aug 2025
Collection of Research Data and Samples From Patients Treated With Immunotherapy to Study Its Side Effects
for Hematopoietic and Lymphoid Cell Neoplasm
Sites in Ontario, Baker City +392 more locations
Sponsor: Alliance for Clinical Trials in Oncology
Sex: All·Age: All ages
Code: NCT04242095·Recruiting·Listed Jan 2020
Testing Early Treatment for Patients With High-Risk Chronic Lymphocytic Leukemia (CLL) or Small Lymphocytic Leukemia (SLL), EVOLVE CLL/SLL Study
for Chronic Lymphocytic Leukemia
Sites in Ontario, Bend +292 more locations
Sponsor: National Cancer Institute (NCI)
Sex: All·Age: 18+
Code: NCT04269902·Phase 3·Recruiting·Listed Feb 2020
Testing the Effectiveness of Two Immunotherapy Drugs (Nivolumab and Ipilimumab) With One Anti-cancer Targeted Drug (Cabozantinib) for Rare Genitourinary Tumors
for Bladder Adenocarcinoma
Drug: Cabozantinib
Sites in Ontario, Portland +217 more locations
Sponsor: National Cancer Institute (NCI)
Sex: All·Age: 18+
Code: NCT03866382·Phase 2·Recruiting·Listed Mar 2019
Osimertinib With or Without Bevacizumab as Initial Treatment for Patients With EGFR-Mutant Lung Cancer
for Advanced Lung Non-Squamous Non-Small Cell Carcinoma
Drug: Bevacizumab
Sites in Ontario, Bend +324 more locations
Sponsor: National Cancer Institute (NCI)
Sex: All·Age: 18+
Code: NCT04181060·Phase 3·Recruiting·Listed Nov 2019
Testing an Enhanced Digital Delivery Model for Inherited Cancer Genetic Testing in Young Adults With Cancer
for Miscellaneous Neoplasm, Nos
Sites in Ontario, Baker City +308 more locations
Sponsor: Alliance for Clinical Trials in Oncology
Sex: All·Age: 18+·Accepts healthy volunteers
Code: NCT07091617·Recruiting·Listed Jul 2025
Ramucirumab and Paclitaxel or FOLFIRI in Advanced Small Bowel Cancers
for Metastatic Small Intestinal Adenocarcinoma
Sites in Ontario, Baker City +397 more locations
Sponsor: SWOG Cancer Research Network
Sex: All·Age: 18+
Code: NCT04205968·Phase 2·Recruiting·Listed Dec 2019
Adding an Immunotherapy Drug, MEDI4736 (Durvalumab), to the Usual Chemotherapy Treatment (Paclitaxel, Cyclophosphamide, and Doxorubicin) for Stage II-III Breast Cancer
for Anatomic Stage II Breast Cancer AJCC v8
Drug: Durvalumab
Sites in Ontario, Bend +532 more locations
Sponsor: National Cancer Institute (NCI)
Sex: All·Age: 18+
Code: NCT06058377·Phase 3·Recruiting·Listed Sep 2023
Testing the Use of Combination Therapy in Adult Patients With Newly Diagnosed Multiple Myeloma, the EQUATE Trial
for Plasma Cell Myeloma
Sites in Ontario, Baker City +303 more locations
Sponsor: ECOG-ACRIN Cancer Research Group
Sex: All·Age: 18+
Code: NCT04566328·Phase 3·Recruiting·Listed Sep 2020
Pembrolizumab vs. Observation in People With Triple-negative Breast Cancer Who Had a Pathologic Complete Response After Chemotherapy Plus Pembrolizumab
for Anatomic Stage II Breast Cancer AJCC v8
Sites in Ontario, Bend +777 more locations
Sponsor: Alliance for Clinical Trials in Oncology
Sex: All·Age: 18+
Code: NCT05812807·Phase 3·Recruiting·Listed Apr 2023
Inotuzumab Ozogamicin and Frontline Chemotherapy in Treating Young Adults With Newly Diagnosed B Acute Lymphoblastic Leukemia
for B Acute Lymphoblastic Leukemia
Sites in Ontario, Portland +156 more locations
Sponsor: Alliance for Clinical Trials in Oncology
Sex: All·Age: 18 - 39
Code: NCT03150693·Phase 3·Recruiting·Listed May 2017
Comparing the Clinical Impact of Pancreatic Cyst Surveillance Programs and Associated Biomarkers
for Pancreatic Neoplasm
Sites in Ontario, Baker City +333 more locations
Sponsor: ECOG-ACRIN Cancer Research Group
Sex: All·Age: 50 - 75
Code: NCT04239573·Recruiting·Listed Jan 2020
A Study to Compare the Administration of Encorafenib + Binimetinib + Nivolumab Versus Ipilimumab + Nivolumab in BRAF-V600 Mutant Melanoma With Brain Metastases
for Acral Lentiginous Melanoma
Drug: Ipilimumab
Sites in Ontario, Baker City +301 more locations
Sponsor: SWOG Cancer Research Network
Sex: All·Age: 18+
Code: NCT04511013·Phase 2·Recruiting·Listed Aug 2020
Testing Olaparib for One or Two Years, With or Without Bevacizumab, to Treat Ovarian Cancer
for Fallopian Tube Endometrioid Adenocarcinoma
Drug: Bevacizumab
Sites in Ontario, Baker City +653 more locations
Sponsor: NRG Oncology
Sex: All·Age: 18+
Code: NCT06580314·Phase 3·Recruiting·Listed Aug 2024
Testing the Role of DNA Released From Tumor Cells Into the Blood in Guiding the Use of Immunotherapy After Surgical Removal of the Bladder, Kidney, Ureter, and Urethra for Urothelial Cancer Treatment, MODERN Study
for Muscle Invasive Bladder Urothelial Carcinoma
Sites in Ontario, Portland +438 more locations
Sponsor: National Cancer Institute (NCI)
Sex: All·Age: 18+
Code: NCT05987241·Phase 2, Phase 3·Recruiting·Listed Aug 2023
Testing Continuous Versus Intermittent Treatment With the Study Drug Zanubrutinib for Older Patients With Previously Untreated Mantle Cell Lymphoma
for Mantle Cell Lymphoma
Sites in Ontario, Oregon City +225 more locations
Sponsor: Alliance for Clinical Trials in Oncology
Sex: All·Age: 60+
Code: NCT05976763·Phase 3·Recruiting·Listed Aug 2023
Chemotherapy Combined With Immunotherapy Versus Immunotherapy Alone for Older Adults With Stage IIIB-IV Lung Cancer, The ACHIEVE Trial
for Advanced Lung Non-Small Cell Carcinoma
Sites in Ontario +271 more locations
Sponsor: National Cancer Institute (NCI)
Sex: All·Age: 70+
Code: NCT06096844·Phase 3·Recruiting·Listed Oct 2023
Adding Nivolumab to Usual Treatment for People With Advanced Stomach or Esophageal Cancer, PARAMUNE Trial
for Advanced Esophageal Adenocarcinoma
Drug: Nivolumab
Sites in Ontario, Portland +334 more locations
Sponsor: National Cancer Institute (NCI)
Sex: All·Age: 18+
Code: NCT06203600·Phase 2, Phase 3·Recruiting·Listed Jan 2024
BiCaZO: A Study Combining Two Immunotherapies (Cabozantinib and Nivolumab) to Treat Patients With Advanced Melanoma or Squamous Cell Head and Neck Cancer, an immunoMATCH Pilot Study
for Clinical Stage III Cutaneous Melanoma AJCC v8
Drug: Cabozantinib
Sites in Ontario, Bend +203 more locations
Sponsor: National Cancer Institute (NCI)
Sex: All·Age: 18+
Code: NCT05136196·Phase 2·Recruiting·Listed Nov 2021
MYELOMATCH: A Screening Study to Assign People With Myeloid Cancer to a Treatment Study or Standard of Care Treatment Within myeloMATCH (MyeloMATCH Screening Trial)
for Acute Myeloid Leukemia
Sites in Ontario, Portland +324 more locations
Sponsor: National Cancer Institute (NCI)
Sex: All·Age: 18+
Code: NCT05564390·Phase 2·Recruiting·Listed Oct 2022
Comparing Rituximab and Mosunetuzumab Drug Treatments for People With Low Tumor Burden Follicular Lymphoma
for Classic Follicular Lymphoma
Drug: Mosunetuzumab
Sites in Ontario, Portland +255 more locations
Sponsor: National Cancer Institute (NCI)
Sex: All·Age: 18+
Code: NCT06337318·Phase 3·Recruiting·Listed Mar 2024
Targeted Therapy Directed by Genetic Testing in Treating Patients With Locally Advanced or Advanced Solid Tumors, The ComboMATCH Screening Trial
for Advanced Malignant Solid Neoplasm
Sites in Ontario, Portland +425 more locations
Sponsor: National Cancer Institute (NCI)
Sex: All·Age: All ages
Code: NCT05564377·Phase 2·Recruiting·Listed Oct 2022
A Study to Compare Standard Therapy to Treat Hodgkin Lymphoma to the Use of Two Drugs, Brentuximab Vedotin and Nivolumab
for Lugano Classification Limited Stage Hodgkin Lymphoma AJCC v8
Drug: Nivolumab
Sites in Ontario, Baker City +381 more locations
Sponsor: National Cancer Institute (NCI)
Sex: All·Age: 5 - 60
Code: NCT05675410·Phase 3·Recruiting·Listed Jan 2023
Testing New Therapies for Patients With Acute Myeloid Leukemia Who Are Newly Diagnosed and Have Not Yet Started Treatment (A MyeloMATCH Treatment Trial)
for Acute Myeloid Leukemia
Sites in Ontario, Portland +203 more locations
Sponsor: National Cancer Institute (NCI)
Sex: All·Age: 18 - 59
Code: NCT05554406·Phase 2·Recruiting·Listed Sep 2022
Venetoclax and HMA Treatment of Older and Unfit Adults With FLT3 Mutated Acute Myeloid Leukemia (AML) (A MyeloMATCH Treatment Trial)
for Acute Myeloid Leukemia
Drug: Venetoclax
Sites in Ontario, Portland +211 more locations
Sponsor: National Cancer Institute (NCI)
Sex: All·Age: 18+
Code: NCT06317649·Phase 2·Recruiting·Listed Mar 2024
Testing Osimertinib as a Treatment for Lung Cancers With an EGFR Exon 20 Change
for Advanced Lung Non-Small Cell Carcinoma
Drug: Osimertinib
Sites in Ontario, Baker City +217 more locations
Sponsor: National Cancer Institute (NCI)
Sex: All·Age: 18+
Code: NCT03191149·Phase 2·Recruiting·Listed Jun 2017
Comparing Cytarabine + Daunorubicin Therapy Versus Cytarabine + Daunorubicin + Venetoclax Versus Venetoclax + Azacitidine in Younger Patients With Intermediate Risk AML (A MyeloMATCH Treatment Trial)
for Acute Myeloid Leukemia
Drug: Venetoclax
Sites in Ontario, Portland +165 more locations
Sponsor: National Cancer Institute (NCI)
Sex: All·Age: 18 - 59
Code: NCT05554393·Phase 2·Recruiting·Listed Sep 2022
Study of Targeted Therapy vs. Chemotherapy in Patients With Thyroid Cancer
for Refractory Differentiated Thyroid Gland Carcinoma
Sites in Ontario, Baker City +284 more locations
Sponsor: ECOG-ACRIN Cancer Research Group
Sex: All·Age: 18+
Code: NCT06475989·Phase 3·Recruiting·Listed Jun 2024
Testing the Addition of Anti-Cancer Drug, Cetuximab, to Standard of Care Treatment (Pembrolizumab) for Returning or Spreading Head and Neck Cancer After Previous Treatment
for Metastatic Head and Neck Squamous Cell Carcinoma
Sites in Ontario, Oregon City +189 more locations
Sponsor: National Cancer Institute (NCI)
Sex: All·Age: 18+
Code: NCT06589804·Phase 3·Recruiting·Listed Sep 2024
Testing the Combination of Venetoclax and Rituximab, in Comparison to the Usual Treatment (Ibrutinib Plus Rituximab or Zanubrutinib Alone) for Waldenstrom's Macroglobulinemia/Lymphoplasmacytic Lymphoma
for Lymphoplasmacytic Lymphoma
Drug: Venetoclax
Sites in Ontario, Baker City +96 more locations
Sponsor: National Cancer Institute (NCI)
Sex: All·Age: 18+
Code: NCT04840602·Phase 2·Recruiting·Listed Apr 2021
Top Research Study Locations in Ontario
Researchers run research studies in Ontario, OR at 3 active sites. The clinics below currently host the largest number of recruiting studies — each name is followed by the conditions they focus on most.
| Site | Specializes in | Active trials |
|---|---|---|
| Saint Alphonsus Cancer Care Center-Ontario | Acute Myeloid Leukemia, Stage IV Lung Cancer AJCC v8, Malignant Solid Neoplasm | 50 |
| Saint Alphonsus Medical Center-Ontario | Acral Lentiginous Melanoma, Anatomic Stage IV Breast Cancer AJCC v8, Clinical Stage IV Cutaneous Melanoma AJCC v8 | 3 |
| Saint Alphonsus Medical Center Ontario | Lumbar Spinal Stenosis | 1 |
Active & Upcoming Studies in Ontario (2026)
Recruiting trials in Ontario grouped by therapeutic area, drawn from ClinicalTrials.gov. Each bucket shows the most recent example studies.
Cancer & tumors (46 active studies)
- Testing the Addition of Anti-Cancer Drug Sonrotoclax, to the Standard Treatment Zanubrutinib, for Previously Untreated CLL/SLL · Phase 3 · Alliance for Clinical Trials in Oncology
- Family Communications After Genetic Testing · Alliance for Clinical Trials in Oncology
Common conditions studied in Ontario
- Acute Myeloid Leukemia (5 active studies)
- Stage IV Lung Cancer AJCC v8 (5 active studies)
- Malignant Solid Neoplasm (4 active studies)
- Recurrent Lung Non-Small Cell Carcinoma (4 active studies)
- Anatomic Stage II Breast Cancer AJCC v8 (3 active studies)
- Chronic Lymphocytic Leukemia (3 active studies)
Leading research sponsors in Ontario
- National Cancer Institute (NCI)
- SWOG Cancer Research Network
- Alliance for Clinical Trials in Oncology
- ECOG-ACRIN Cancer Research Group
- NRG Oncology
Frequently asked questions
How many paid clinical trials are currently recruiting in Ontario?
There are approximately 54 recruiting clinical trials in Ontario, Oregon listed on ClinicalTrials.gov. The number changes weekly as new studies open and others close enrollment.
Do clinical trials in Ontario pay participants?
Most recruiting trials in Ontario compensate participants for their time, travel, and study visits. Compensation varies by sponsor, study phase, and visit requirements — the exact amount is disclosed by the study team during the informed consent process.
Who can participate in a clinical trial in Ontario?
Eligibility depends on the specific study. Each trial defines its own inclusion criteria (age, diagnosis, medical history, prior treatments) and exclusion criteria. Both patients with specific conditions and healthy volunteers can qualify, depending on the study design.
What conditions are most commonly studied in Ontario?
The most common conditions under active study in Ontario include Acute Myeloid Leukemia (5), Stage IV Lung Cancer AJCC v8 (5), Malignant Solid Neoplasm (4), Recurrent Lung Non-Small Cell Carcinoma (4), among many others. Browse the list above to explore every recruiting trial.
Are there clinical trials for healthy volunteers in Ontario?
Yes. Healthy-volunteer studies — often early-phase pharmacology or vaccine trials — recruit in Ontario on an ongoing basis. Use the "Healthy volunteers only" filter above to view trials that accept participants without the study's target condition.
How do I enroll in a clinical trial in Ontario?
Click any study title above to see the full study record, including eligibility criteria, visit schedule, and the study team's contact information. Reach out to the central contact or recruiting site directly — they will guide you through screening and informed consent.
Where can I take part in paid clinical trials in Ontario?
Recruiting research sites in Ontario include Saint Alphonsus Cancer Care Center-Ontario, Saint Alphonsus Medical Center-Ontario, Saint Alphonsus Medical Center Ontario, among others. Each site lists its open studies and contact information on the study record above — call or email the site coordinator to ask about screening for a specific protocol.
What kinds of studies are recruiting in Ontario right now?
The largest active categories in Ontario are Cancer & tumors (46). Use the filters above to narrow by therapeutic area, phase, age, or healthy-volunteer eligibility.
Browse more clinical trials
Other cities in Oregon
Portland, OR(1,001)Eugene, OR(130)Bend, OR(60)Newberg, OR(53)Oregon City, OR(51)Clackamas, OR(48)Springfield, OR(35)Baker City, OR(29)Coos Bay, OR(29)Medford, OR(29)Redmond, OR(28)Hood River, OR(26)Salem, OR(22)Gresham, OR(19)Tigard, OR(18)Tualatin, OR(16)Corvallis, OR(15)Klamath Falls, OR(6)Albany, OR(4)Grants Pass, OR(4)Happy Valley, OR(4)Hillsboro, OR(4)Beaverton, OR(3)Warrenton, OR(3)Wilsonville, OR(2)Astoria, OR(1)Bethel, OR(1)Cottage Grove, OR(1)Forest Grove, OR(1)Hermiston, OR(1)Milwaukie, OR(1)Portand, OR(1)Roseburg, OR(1)The Dalles, OR(1)West Haven-Sylvan, OR(1)White City, OR(1)