As of July 2026, 1 paid clinical trial is recruiting for Kidney cancer in Ontario, California. Compensation typically covers time, travel, and study visits, and many studies also include study-related medical care at no cost.
Recruiting trial data synced daily from ClinicalTrials.gov. Last sync: .
Researchers run research studies in Ontario, CA 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 |
|---|---|---|
| Kaiser Permanente-Ontario | Anatomic Stage IV Breast Cancer AJCC v8, Stage IV Lung Cancer AJCC v8, Breast Cancer | 20 |
| Kaiser Permanente Ontario Medical Center | Clostridioides Difficile Associated Disease, Pneumonia, Urothelial Carcinoma | 3 |
| Orange County Research Institute | Pneumococcal Disease | 1 |
Recruiting trials in Ontario grouped by therapeutic area, drawn from ClinicalTrials.gov. Each bucket shows the most recent example studies.
There are approximately 25 recruiting clinical trials in Ontario, California listed on ClinicalTrials.gov. The number changes weekly as new studies open and others close enrollment.
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.
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.
The most common conditions under active study in Ontario include Anatomic Stage IV Breast Cancer AJCC v8 (3), Stage IV Lung Cancer AJCC v8 (3), Breast Cancer (2), Metastatic Malignant Neoplasm in the Brain (2), among many others. Browse the list above to explore every recruiting trial.
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.
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.
Recruiting research sites in Ontario include Kaiser Permanente-Ontario, Kaiser Permanente Ontario Medical Center, Orange County Research Institute, 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.
The largest active categories in Ontario are Cancer & tumors (18), Mental health & behavior (1), Diabetes & metabolic (1). Use the filters above to narrow by therapeutic area, phase, age, or healthy-volunteer eligibility.