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

A Long-term Study of the Medicine Called Abrocitinib in Children Aged 2 Years and Older With Moderate to Severe Eczema

for Atopic Dermatitis

7 locations incl. Birmingham

Sponsor: Pfizer

Sex: All·Age: 2 - 11

Code: NCT06807281·Phase 3·Recruiting

Apply to this trial

A Study to Evaluate the Long-term Efficacy and Safety of KarXT + KarX-EC for Agitation in Alzheimer's Disease (ADAGIO-3)

for Alzheimer Disease

Drug: KarXT

48 locations incl. Chandler

Sponsor: Bristol-Myers Squibb

Sex: All·Age: 55 - 90

Code: NCT06937229·Phase 3·Recruiting

Apply to this trial

A Study of Belumosudil in Children With Chronic Graft Versus Host Disease (schoolROCK)

for Chronic Graft Versus Host Disease

5 locations incl. Los Angeles

Sponsor: Sanofi

Sex: All·Age: 1 - 18

Code: NCT07116031·Phase 2·Recruiting

Apply to this trial

Using Empowered Relief and Education To Help Postpartum Women Recover After Cesarean Delivery

for Cesarean Section Complications

1 location in Palo Alto

Sponsor: Stanford University

Sex: Female·Age: 18+

Code: NCT07192718·Enrolling By Invitation

Study Evaluating Safety, Tolerability, PK/PD of Surovatamig in Adult RA or SLE Participants

for Rheumatoid Arthritis

3 locations incl. Birmingham

Sponsor: AstraZeneca

Sex: All·Age: 18 - 65

Code: NCT07201558·Phase 1·Recruiting

Apply to this trial

The Impact of Qualia Gluthathione+ on Blood Glutathione Levels

for Effects of Qualia Glutathione+ on Blood Glutathione Levels

1 location in Carlsbad

Sponsor: Qualia Life Sciences

Sex: All·Age: 45 - 75·Accepts healthy volunteers

Code: NCT07221955·Not Yet Recruiting

A Study of DII235 in Adults With Elevated Lipoprotein(a)

for Lipoprotein Disorder

38 locations incl. Birmingham

Sponsor: Novartis Pharmaceuticals

Sex: All·Age: 18 - 80

Code: NCT07235046·Phase 2·Recruiting

Apply to this trial

Testing the Safety of Dapagliflozin Prior to Surgery for the Treatment of Patients With Stage IA Lung Adenocarcinoma

for Lung Adenocarcinoma

Drug: Dapagliflozin

1 location in Los Angeles

Sponsor: Jonsson Comprehensive Cancer Center

Sex: All·Age: 22+

Code: NCT07235280·EARLY_Phase 1·Recruiting

Apply to this trial

A High-density Microelectrode for Human Neuronal Recordings

for Parkinson Disease, Idiopathic

1 location in Los Angeles

Sponsor: Cedars-Sinai Medical Center

Sex: All·Age: 18+

Code: NCT05919160·Enrolling By Invitation

Laryngeal and Vocal Tract Strategies to Reduce Vocal Fold Contact Pressure

for Mid-membranous Vocal Fold Lesion

1 location in Los Angeles

Sponsor: University of California, Los Angeles

Sex: All·Age: 18 - 40

Code: NCT06165536·Recruiting

Apply to this trial

Phase I Trial for Patients w/ Advanced Hematologic Malignancies Undergoing Allogeneic HCT

for Acute Myeloid Leukemia

1 location in Palo Alto

Sponsor: Stanford University

Sex: All·Age: 18 - 70

Code: NCT06551584·Phase 1·Recruiting

Apply to this trial

A Phase 2 Study of CRD-4730 in CPVT

for Catecholaminergic Polymorphic Ventricular Tachycardia

4 locations incl. San Francisco

Sponsor: Cardurion Pharmaceuticals, Inc.

Sex: All·Age: 18 - 99

Code: NCT06658899·Phase 2·Recruiting

Apply to this trial

Manual T-piece Versus Ventilator Positive Pressure Ventilation During Resuscitation of Extremely Premature Neonates

for Neonatal Resuscitation

1 location in Los Angeles

Sponsor: Michelle Baczynski

Sex: All·Age: 25 Weeks - 29 Weeks

Code: NCT06849596·Recruiting

Apply to this trial

Testing the Addition of Docetaxel (Chemotherapy) to the Usual Treatment (Hormonal Therapy and Apalutamide) for Metastatic Prostate Cancer, ASPIRE Trial

for Castration-Sensitive Prostate Carcinoma

Drug: Apalutamide

194 locations incl. Tucson

Sponsor: Alliance for Clinical Trials in Oncology

Sex: Male·Age: 18+

Code: NCT06931340·Phase 3·Recruiting

Apply to this trial

Effect of Proton Pump Inhibitors on Gut Microbiota Composition and Metabolites in Healthy Subjects Using CapScan

for Healthy Subjects

1 location in Mountain View

Sponsor: Envivo Bio Inc

Sex: All·Age: 18 - 85·Accepts healthy volunteers

Code: NCT07054593·Phase 1·Not Yet Recruiting

Safety and Preliminary Efficacy of ULSC in Facioscapulohumeral Muscular Dystrophy (FSHD)

for FSHD - Facioscapulohumeral Muscular Dystrophy

1 location in Palo Alto

Sponsor: Restem, LLC.

Sex: All·Age: 15+

Code: NCT07086521·Phase 1·Recruiting

Apply to this trial

Optimizing Liver MRI Using Breath-Holding With and Without Oxygen

for MRI

1 location in San Francisco

Sponsor: University of California, San Francisco

Sex: All·Age: 18 - 75·Accepts healthy volunteers

Code: NCT07135401·Recruiting

Apply to this trial

Inter-Brain Synchrony in Schizophrenia

for Schizophrenia Disorder

1 location in Los Angeles

Sponsor: University of California, Los Angeles

Sex: All·Age: 18 - 65·Accepts healthy volunteers

Code: NCT07177261·Recruiting

Apply to this trial

Sling-Fiber Preservation POEM vs. Conventional POEM for Reducing Post-POEM GERD

for Achalasia, Esophageal

1 location in Orange

Sponsor: University of California, Irvine

Sex: All·Age: 18+

Code: NCT07178821·Not Yet Recruiting

A Study to Assess Adverse Events and Change in Disease Activity in Participants 12 Years of Age or Older With Locally Advanced or Metastatic Solid Tumors That Harbor MET Amplification Receiving Intravenously Infused Telisotuzumab Adizutecan

for Solid Tumors Harboring MET Amplification

16 locations incl. Beverly Hills

Sponsor: AbbVie

Sex: All·Age: 12+

Code: NCT07196644·Phase 2·Recruiting

Apply to this trial

A Phase 1/1B Study of ST-01156, a Small Molecule RBM39 Degrader, in Patients With Advanced Solid Malignancies

for Advanced Solid Tumors

6 locations incl. Duarte

Sponsor: SEED Therapeutics, Inc.

Sex: All·Age: 16+

Code: NCT07197554·Phase 1·Recruiting

Apply to this trial

Post-market Safety and Effectiveness of the CORUS-LX System in Improving Lumbar Interbody Fusion Outcomes

for Radiculopathy Lumbar

9 locations incl. Scottsdale

Sponsor: Providence Medical Technology, Inc.

Sex: All·Age: 18 - 80

Code: NCT07222787·Recruiting

Apply to this trial

MetSense Pilot and Feasibility

for Serious Mental Illness

1 location in Pleasanton

Sponsor: Kaiser Permanente

Sex: All·Age: 18+

Code: NCT07264062·Enrolling By Invitation

Image-Guidance and Online Adaptation With Stereotactic Body Radiation Therapy for the Treatment of Localized Prostate Cancer, MANTICORE Trial

for Localized Prostate Adenocarcinoma

1 location in Los Angeles

Sponsor: Jonsson Comprehensive Cancer Center

Sex: Male·Age: 18+

Code: NCT07276438·Recruiting

Apply to this trial

Aphasia Physical EXercise Study: Randomized Trial

for Aphasia, Acquired

4 locations incl. Berkeley

Sponsor: University of California, Berkeley

Sex: All·Age: 18 - 80

Code: NCT07281313·Recruiting

Apply to this trial

Evaluation of Clinical Outcomes and Acceptability of an Anatomical Classification for Placenta Accreta Spectrum

for Placenta Accreta

1 location in Los Angeles

Sponsor: University of California, Los Angeles

Sex: Female·Age: 18 - 55

Code: NCT07283042·Recruiting

Apply to this trial

First-in-Human Study of PLX-61639 in Locally Advanced or Metastatic Solid Tumors

for Esophageal Squamous Cell Carcinoma

10 locations incl. Scottsdale

Sponsor: Plexium, Inc.

Sex: All·Age: 18+

Code: NCT07284186·Phase 1·Recruiting

Apply to this trial

Stratified Targeted Engagement From Primary Care to Physical Therapy (STEPPT)

for Low Back Pain

1 location in San Diego

Sponsor: San Diego State University

Sex: All·Age: 18+

Code: NCT07290361·Recruiting

Apply to this trial

California MEPS Hub

for HIV Prevention

3 locations incl. Oakland

Sponsor: University of California, Los Angeles

Sex: Male·Age: 18 - 59·Accepts healthy volunteers

Code: NCT07433985·Recruiting

Apply to this trial

Diagnostic Accuracy of Core Stethoscope Auscultation vs. Point of Care Ultrasound in Placement of Endotracheal Tube

for Intubation Complication

1 location in Palo Alto

Sponsor: Stanford University

Sex: All·Age: Up to 18

Code: NCT04797520·Not Yet Recruiting

Survey of Anesthesiology Residents' Perceptions of Critical Care Medicine as a Career

for Anesthesia

1 location in Stanford

Sponsor: Stanford University

Sex: All·Age: 18+

Code: NCT05566067·Not Yet Recruiting

The Use of Electrical Stimulation for Determination of Epidural Catheter Placement

for Obstetric Pain

1 location in Stanford

Sponsor: Stanford University

Sex: Female·Age: 18 - 40

Code: NCT06055686·Not Yet Recruiting

Investigating the Persisting Effects of a Single Dose of Psilocybin on Structural Plasticity in Healthy Older Adults

for Aging

1 location in Berkeley

Sponsor: University of California, Berkeley

Sex: All·Age: 60 - 85·Accepts healthy volunteers

Code: NCT06367738·Phase 1·Recruiting

Apply to this trial

A Study to Assess the Safety and Efficacy of LB-P8 in Patients With PSC

for Primary Sclerosing Cholangitis (PSC)

7 locations incl. Sacramento

Sponsor: LISCure Biosciences

Sex: All·Age: 18 - 75

Code: NCT06699121·Phase 2·Recruiting

Apply to this trial

Automated Text Message Reminders to Promote Hearing Aid Adoption

for Hearing Loss

1 location in Stanford

Sponsor: Stanford University

Sex: All·Age: 18+

Code: NCT07170423·Not Yet Recruiting

Efficacy and Safety Study of TPX-115 on Partial-thickness Rotator Cuff Tear

for Partial Thickness Rotator Cuff Tears

3 locations incl. La Mesa

Sponsor: Tego Science, Inc.

Sex: All·Age: 18+

Code: NCT07219654·Phase 2·Not Yet Recruiting

Study of Reformulated Levulan Kerastick Plus PDT for Actinic Keratosis on Upper Extremities

for Actinic Keratosis

20 locations incl. Phoenix

Sponsor: Sun Pharmaceutical Industries, Inc.

Sex: All·Age: 18 - 85

Code: NCT07144852·Phase 3·Recruiting

Apply to this trial

Trial Against INtractable Type 2 Diabetes (CAPTAIN-T2D)

for Type 2 Diabetes

52 locations incl. Chandler

Sponsor: Sparrow Pharmaceuticals

Sex: All·Age: 18+

Code: NCT07296484·Phase 2·Recruiting

Apply to this trial

A Study to Evaluate LY3537021 for the Treatment of Nausea and Vomiting Caused by Chemotherapy in Adults With Cancer

for Nausea

19 locations incl. Greenbrae

Sponsor: Eli Lilly and Company

Sex: All·Age: 18+

Code: NCT07169851·Phase 2·Recruiting

Apply to this trial

A Study of Xaluritamig Plus Abiraterone Versus Investigator's Choice in Participants With Chemotherapy-naïve Metastatic Castration-resistant Prostate Cancer

for Metastatic Castration-resistant Prostate Cancer

29 locations incl. Goodyear

Sponsor: Amgen

Sex: Male·Age: 18+

Code: NCT07213674·Phase 3·Recruiting

Apply to this trial