Paid Clinical Trials in California

California has 6,497 paid clinical trials enrolling now across cities including Los Angeles, San Francisco and San Diego. Search by condition, age, or phase to find compensated research studies accepting participants near you.

Research sites in California include Stanford Medicine, UCLA Health and UCSF, running studies across oncology, cardiology, neurology, and more. Both patients and healthy volunteers may qualify. Most studies offer compensation for time and travel.

Recruiting trial data synced daily from ClinicalTrials.gov. Last sync: June 12, 2026.

Filter results

Filter results

State

City

Phase

Study type

Intervention

Recruitment status

Condition

Sex

Age

Healthy volunteers only

6,497 clinical trials

↓ Download CSV

EncompaSSc: Evaluation of MTX-474 in Participants With Diffuse Cutaneous Systemic Sclerosis (dcSSc)

for Diffuse Cutaneous Systemic Sclerosis

6 locations incl. Newport Beach

Sponsor: Mediar Therapeutics

Sex: All·Age: 18+

Code: NCT07287670·Phase 2·Recruiting

Apply to this trial

Community Health Worker Navigation to Support Mental Health

for Stress

1 location in San Francisco

Sponsor: University of California, Riverside

Sex: All·Age: 18 - 120

Code: NCT07387146·Recruiting

Apply to this trial

A Study to Learn More About the Long-Term Safety and Effects of Felzartamab Infusions in Adults With Kidney Transplants Who Have Antibody-Mediated Rejection (AMR)

for Antibody-mediated Rejection

2 locations incl. Los Angeles

Sponsor: Biogen

Sex: All·Age: 18 - 75

Code: NCT07444489·Phase 3·Enrolling By Invitation

Assessing the Safety, Tolerability, and Efficacy of APR-2020 in Pediatric and Adolescent Subjects With RPS19 Deficient Diamond-Blackfan Anemia

for RPS19 Deficient Diamond-Blackfan Anemia

2 locations incl. Stanford

Sponsor: Apriligen, Inc.

Sex: All·Age: 2 - 18

Code: NCT07476183·Phase 1·Recruiting

Apply to this trial

A Study to Investigate the Effect of Elecoglipron on Rosuvastatin and Atorvastatin in Healthy Participants

for Healthy Participants

2 locations incl. Glendale

Sponsor: AstraZeneca

Sex: All·Age: 18 - 55·Accepts healthy volunteers

Code: NCT07534592·Phase 1·Recruiting

Apply to this trial

A Clinical Study Evaluating Licaminlimab for Dry Eye Disease

for Dry Eye Disease (DED)

14 locations incl. Aliso Viejo

Sponsor: Oculis

Sex: All·Age: 18+

Code: NCT07548632·Phase 2, Phase 3·Recruiting

Apply to this trial

A Study to Evaluate the Efficacy and Safety of Belantamab Mafodotin in Combination With Standard of Care in Participants With Relapsed-Refractory Multiple Myeloma (RRMM)

for Multiple Myeloma

Drug: Belantamab mafodotin

9 locations incl. Los Alamitos

Sponsor: GlaxoSmithKline

Sex: All·Age: 18+

Code: NCT07227311·Phase 2·Recruiting

Apply to this trial

Remotely-supervised Neuromodulation in PPA

for Primary Progressive Aphasia(PPA)

2 locations incl. San Francisco

Sponsor: Maya Henry

Sex: All·Age: 40+

Code: NCT07260253·Recruiting

Apply to this trial

A Study to Evaluate Safety, Tolerability, and Efficacy of AB-1009 Gene Therapy (GAA Gene) in Adult Participants With Late Onset Pompe Disease (PROGRESS-GT LOPD)

for Pompe Disease (Late-onset)

9 locations incl. Phoenix

Sponsor: AskBio Inc

Sex: All·Age: 18+

Code: NCT07282847·Phase 1, Phase 2·Recruiting

Apply to this trial

Epcoritamab, Rituximab, Gemcitabine and Oxaliplatin (R-GemOx) as Salvage Therapy Before Autologous Stem Cell Transplant for the Treatment of Relapsed/Refractory Diffuse Large B-Cell Lymphoma

for Recurrent Diffuse Large B-Cell Lymphoma, Not Otherwise Specified

Drug: Epcoritamab

3 locations incl. Duarte

Sponsor: City of Hope Medical Center

Sex: All·Age: 18+

Code: NCT07365306·Phase 2·Recruiting

Apply to this trial

Reference Range Study for the Quantra System With the QPlus Cartridge in Pediatric Patients

for Pediatric

3 locations incl. Los Angeles

Sponsor: HemoSonics LLC

Sex: All·Age: Up to 17

Code: NCT07447713·Not Yet Recruiting

Body Clocks - Coordination of Peripheral and Central Oscillators

for Circadian Dysregulation

1 location in Stanford

Sponsor: Stanford University

Sex: Female·Age: 18 - 30·Accepts healthy volunteers

Code: NCT07459764·Recruiting

Apply to this trial

Autus Valve Continued Access Study (CAS)

for Congenital Heart Disease

10 locations incl. Los Angeles

Sponsor: Autus Valve Technologies, Inc.

Sex: All·Age: 18 Months - 16

Code: NCT07466745·Not Yet Recruiting

A Clinical Trial of EYE201/MK-8748 in People With Macular Degeneration (MK-8748-003)

for Macular Degeneration

9 locations incl. Mountain View

Sponsor: EyeBiotech Ltd.

Sex: All·Age: 50+

Code: NCT07496567·Phase 2, Phase 3·Recruiting

Apply to this trial

Community Health Adaptation & Resilience Mobilization (CHARM) HeatWise

for Heat Illness

1 location in Lakeport

Sponsor: Public Health Institute, California

Sex: All·Age: 18+·Accepts healthy volunteers

Code: NCT07500545·Recruiting

Apply to this trial

Predicting Pre-dementia

for Mild Cognitive Impairment (MCI)

1 location in San Diego

Sponsor: Prevention Research Consortium Corp.

Sex: All·Age: 55+·Accepts healthy volunteers

Code: NCT07516119·Recruiting

Apply to this trial

Comparing Prebiotic Fiber Supplements for Gut Health and Digestive Comfort

for Healthy Participants

1 location in San Francisco

Sponsor: Ventoscity LLC

Sex: All·Age: 18 - 65

Code: NCT07525180·Not Yet Recruiting

Social Media Support Groups for Adolescent Vaping Cessation

for Vaping

1 location in San Francisco

Sponsor: University of California, San Francisco

Sex: All·Age: 13+·Accepts healthy volunteers

Code: NCT07540780·Recruiting

Apply to this trial

Randomized Study on Transoral Outlet Reduction and Lifestyle Changes for Weight Regain After Gastric Bypass

for Weight Regain

9 locations incl. Irvine

Sponsor: Boston Scientific Corporation

Sex: All·Age: 18+

Code: NCT07015424·Recruiting

Apply to this trial

Evaluation of IV AMBTX-01 (Neridronate) for Treatment of CRPS Type 1 (CRPS-RISE)

for Complex Regional Pain Syndrome Type I

12 locations incl. Phoenix

Sponsor: Ambros Therapeutics, Inc.

Sex: All·Age: 18+

Code: NCT07210515·Phase 3·Recruiting

Apply to this trial

Suzetrigine for Non-Mastectomy Breast Surgery

for Pain, Acute Postoperative

1 location in San Diego

Sponsor: University of California, San Diego

Sex: All·Age: 18+

Code: NCT07463430·Phase 4·Enrolling By Invitation

Adherence to Dyslipidemia Therapy: Harnessing Evidence From Randomized Evaluations in AtheroSclerotic CardioVascular Disease

for ASCVD

1 location in Pleasant Hill

Sponsor: Kaiser Permanente

Sex: All·Age: 18+

Code: NCT07522645·Not Yet Recruiting

A Phase II Study to Investigate Lung Function With 2 Different Doses of Inhaled Glycopyrronium Taken With BFF Compared to BFF in Participants of 4 to Less Than 12 Years of Age With Asthma

for Asthma

11 locations incl. Bakersfield

Sponsor: AstraZeneca

Sex: All·Age: 4 - 11

Code: NCT07525375·Phase 2·Recruiting

Apply to this trial

A Study of LY4005130 in Adult Participants With Severe Alopecia Areata (Hair Loss)

for Alopecia Areata

Drug: LY4005130

9 locations incl. Fremont

Sponsor: Eli Lilly and Company

Sex: All·Age: 18 - 50

Code: NCT07533006·Phase 2·Recruiting

Apply to this trial

A Study of LY4005130 in Adult Participants With Non-Segmental Vitiligo

for Vitiligo

Drug: LY4005130

18 locations incl. Phoenix

Sponsor: Eli Lilly and Company

Sex: All·Age: 18 - 75

Code: NCT07533019·Phase 2·Recruiting

Apply to this trial

Empowered Relief Study

for Osteoarthritis (OA)

1 location in Los Angeles

Sponsor: Cedars-Sinai Medical Center

Sex: All·Age: 18+·Accepts healthy volunteers

Code: NCT07562750·Not Yet Recruiting

A Study to Evaluate the Treatment Outcomes of Subcutaneous Anifrolumab in Immunosuppressant-naïve and Biologic-naïve Systemic Lupus Erythematosus

for Systemic Lupus Erythematosus

25 locations incl. Anniston

Sponsor: AstraZeneca

Sex: All·Age: 18 - 70

Code: NCT07430306·Phase 3·Recruiting

Apply to this trial

A Research Study Investigating How Well the Medicine NNC0487-0111 Helps People With Excess Body Weight and Knee Osteoarthritis Lose Weight and Reduce Pain

for Obesity

Drug: NNC0487-0111

19 locations incl. Phoenix

Sponsor: Novo Nordisk A/S

Sex: All·Age: 18+

Code: NCT07481630·Phase 3·Recruiting

Apply to this trial

Dose Determining Study of EXS74539 (REC-4539) in Participants With Select Solid Tumors

for Solid Tumor

3 locations incl. Los Angeles

Sponsor: Exscientia AI Ltd., a wholly owned subsidiary of Recursion Pharmaceuticals, Inc.

Sex: All·Age: 18+

Code: NCT07517198·Phase 1·Recruiting

Apply to this trial

AMAZE 2: A Research Study Investigating How Well the Medicine NNC0487-0111 Helps People With Excess Body Weight and Type 2 Diabetes Lose Weight

for Diabetes Mellitus

Drug: NNC0487-0111

15 locations incl. Birmingham

Sponsor: Novo Nordisk A/S

Sex: All·Age: 18+

Code: NCT07533175·Phase 3·Recruiting

Apply to this trial

Cognition and Behavior With Sham Accelerated TMS

for Healthy Participants

1 location in Sacramento

Sponsor: University of California, Davis

Sex: All·Age: 15 - 25·Accepts healthy volunteers

Code: NCT07397858·Recruiting

Apply to this trial

Pharmacokinetic and Early Efficacy of OPT101 in Patients With Type 1 Diabetes Mellitus

for Type I Diabetes

5 locations incl. Birmingham

Sponsor: Op-T LLC

Sex: All·Age: 18 - 50

Code: NCT06964087·Phase 2·Recruiting

Apply to this trial

Safety of Transcutaneous Electrical Stimulation Potentiating Recovery in Acute Spinal Cord Injury Syndromes

for Acute Spinal Cord Injury (SCI)

1 location in San Francisco

Sponsor: University of California, San Francisco

Sex: All·Age: 21+

Code: NCT07090473·Recruiting

Apply to this trial

A Study Evaluating the Safety and Efficacy of KITE-363 in Relapsed/Refractory Autoimmune Neurologic Diseases

for Chronic Inflammatory Demyelinating Polyneuropathy

3 locations incl. Palo Alto

Sponsor: Kite, A Gilead Company

Sex: All·Age: 18 - 75

Code: NCT07304154·Phase 1·Recruiting

Apply to this trial

A Study to Assess the Effect of AZD0780 on the Pharmacokinetics of AZD4954 and Vice Versa in Healthy Adults

for Healthy Participants

1 location in Glendale

Sponsor: AstraZeneca

Sex: All·Age: 18 - 55·Accepts healthy volunteers

Code: NCT07513571·Phase 1·Recruiting

Apply to this trial

Virtual Lifestyle Intervention for Weight Management and Cardiovascular Heal

for Cardiovascular Risk Factor

1 location in San Francisco

Sponsor: Truemedicine Inc

Sex: All·Age: 30 - 60

Code: NCT07572721·Enrolling By Invitation

Menopausal HT for Women Living With HIV (HoT)

for HIV Infection

23 locations incl. Birmingham

Sponsor: Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections

Sex: Female·Age: 40 - 60

Code: NCT06856174·Phase 4·Recruiting

Apply to this trial

Simplified, Scalable, 24-hour Adaptive DBS in Parkinson's Disease

for PD - Parkinson's Disease

1 location in San Francisco

Sponsor: University of California, San Francisco

Sex: All·Age: 18+

Code: NCT07398157·Recruiting

Apply to this trial

A Study to Evaluate Chemotherapy With or Without INCB161734 in Previously Untreated, KRAS G12D-Mutated Metastatic Pancreatic Ductal Adenocarcinoma

for Solid Tumors

Drug: INCB161734

68 locations incl. Birmingham

Sponsor: Incyte Corporation

Sex: All·Age: 18+

Code: NCT07522073·Phase 3·Recruiting

Apply to this trial

Radicle Revive™: A Study Assessing the Impact of Health and Wellness Products on Menopausal-Related Health Issues Associated Health Outcomes and Related Health Outcomes

for Cognitive Function

1 location in Del Mar

Sponsor: Radicle Science

Sex: Female·Age: 40 - 105·Accepts healthy volunteers

Code: NCT07548307·Recruiting

Apply to this trial