As of July 2026, 41 paid clinical trials are recruiting in Downey, California. 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.
Downey offers studies at sites including Kaiser Permanente Downey Medical Center for conditions such as Acute Myeloid Leukemia, B Acute Lymphoblastic Leukemia, Diabetic Foot Ulcer, Ganglioneuroblastoma, Nodular. 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: .
Researchers run research studies in Downey, CA at 12 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 Downey Medical Center | Acute Myeloid Leukemia, B Acute Lymphoblastic Leukemia, Ganglioneuroblastoma, Nodular | 20 |
| Rancho Los Amigos National Rehabilitation Center | Diabetic Foot Ulcer, Diabetic Foot, Foot Ulcer, Diabetic | 7 |
| Rancho Research Institute | Stroke Patients, Ankle Foot Orthosis (AFO), CPAP | 5 |
| Ep0162 50118 | Stereotypical Prolonged Seizures | 1 |
| Ep0165 50118 | Stereotypical Prolonged Seizures | 1 |
| Genesis Research | Non-muscle-invasive Bladder Cancer | 1 |
| PIH Health Whittier Hospital | Triple Negative Breast Cancer | 1 |
| Physicians Surgery Center Of Downey | Lumbar Spinal Stenosis | 1 |
| Rancho Los Amigos National Rehab | Spasticity | 1 |
| Rancho Los Amigos Research Institute | Stroke | 1 |
| Rancho Research Institue | Spinal Cord Injury, Spinal Cord Injury Cervical, Spinal Cord Injury Thoracic | 1 |
| Rancho Research Institute, Inc | Subacute Stroke | 1 |
Recruiting trials in Downey grouped by therapeutic area, drawn from ClinicalTrials.gov. Each bucket shows the most recent example studies.
There are approximately 41 recruiting clinical trials in Downey, California listed on ClinicalTrials.gov. The number changes weekly as new studies open and others close enrollment.
Most recruiting trials in Downey 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 Downey include Acute Myeloid Leukemia (2), B Acute Lymphoblastic Leukemia (2), Diabetic Foot Ulcer (2), Ganglioneuroblastoma, Nodular (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 Downey 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 Downey include Kaiser Permanente Downey Medical Center, Rancho Los Amigos National Rehabilitation Center, Rancho 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 Downey are Cancer & tumors (14), Neurology & pain (7), Cardiovascular (1). Use the filters above to narrow by therapeutic area, phase, age, or healthy-volunteer eligibility.