Paid Clinical Trials in California

California has 6,384 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: July 25, 2026.

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5,286 clinical trials

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A Study of LY4170156 in Participants With Selected Advanced Solid Tumors

for Ovarian Neoplasms

Sites in La Jolla +8 more locations

Sponsor: Eli Lilly and Company

Sex: All·Age: 18+

Code: NCT06400472·Phase 1·Recruiting·Listed May 2024

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NEO100 and High-Grade Meningioma

for Residual, Progressive or Recurrent Grade II or III Meningioma

Sites in Los Angeles, San Francisco +3 more locations

Sponsor: Neonc Technologies, Inc.

Sex: All·Age: 12+

Code: NCT05023018·Phase 2·Recruiting·Listed Aug 2021

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FT836 With or Without Chemotherapy and/or Monoclonal Antibodies, in Participants With Advanced Solid Tumors

for Non-Small Cell Lung Cancer

Sites in La Jolla +4 more locations

Sponsor: Fate Therapeutics

Sex: All·Age: 18+

Code: NCT07216105·Phase 1·Recruiting·Listed Oct 2025

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MISHA Post-Market Clinical Study

for Osteo Arthritis Knee

Sites in Sonoma +3 more locations

Sponsor: Moximed

Sex: All·Age: 25 - 65

Code: NCT06118892·Recruiting·Listed Nov 2023

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A Study of BBT001 in Healthy Volunteers (HVs) and in Adult Patients With Atopic Dermatitis (AD)

for Atopic Dermatitis

Sites in Irvine +2 more locations

Sponsor: Bambusa Therapeutics

Sex: All·Age: 18 - 72·Accepts healthy volunteers

Code: NCT06808477·Phase 1·Recruiting·Listed Feb 2025

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A Study Evaluating the Safety, Pharmacokinetics, and Efficacy of Mosunetuzumab or Glofitamab in Combination With CC-220 and/or CC-99282 in Participants With B-Cell Non-Hodgkin Lymphoma

for Non-Hodgkin Lymphoma

Drug: Mosunetuzumab

Sites in San Francisco +5 more locations

Sponsor: Hoffmann-La Roche

Sex: All·Age: 18+

Code: NCT05169515·Phase 1·Recruiting·Listed Dec 2021

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A Study to Investigate ALE.P03 as Monotherapy in Adult Patients With Selected Advanced or Metastatic CLDN1+ Solid Tumors

for Cervical Squamous Cell Carcinoma

Sites in Los Angeles +8 more locations

Sponsor: Alentis Therapeutics AG

Sex: All·Age: 18+

Code: NCT07169734·Phase 1, Phase 2·Recruiting·Listed Sep 2025

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A Study to Investigate the Safety of OpCT-001 in Adults Who Have Primary Photoreceptor Disease (CLARICO)

for Primary Photoreceptor Disease

Sites in Los Angeles +4 more locations

Sponsor: BlueRock Therapeutics

Sex: All·Age: 18+

Code: NCT06789445·Phase 1, Phase 2·Recruiting·Listed Jan 2025

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Prospective External Control Cohort In Patients With Newly Diagnosed Advanced or Metastatic EGFR Mutant Non-Small Cell Lung Cancer

for Non Small Cell Lung Cancer

Sites in Walnut Creek, Torrance +7 more locations

Sponsor: N-Power Medicine

Sex: All·Age: 18+

Code: NCT07028489·Recruiting·Listed Jun 2025

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Starlight Cardiovascular Lifeline Ductus Arteriosus Stent IDE Study

for Congenital Heart Disease

Sites in Los Angeles, Stanford +6 more locations

Sponsor: Starlight Cardiovascular Inc

Sex: All·Age: 1 Minute - 6 Months

Code: NCT07114718·Recruiting·Listed Aug 2025

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A Study to Test the Safety and Effects of Inhaled GDC-6988 in Participants With Muco-obstructive Disease

for Non-cystic Fibrosis Bronchiectasis

Sites in Palo Alto +4 more locations

Sponsor: Genentech, Inc.

Sex: All·Age: 18+

Code: NCT06603246·Phase 1·Recruiting·Listed Sep 2024

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Efficacy and Safety of the CG-100 Intraluminal Bypass Device

for Rectal Cancer

Sites in San Diego +2 more locations

Sponsor: Colospan Ltd.

Sex: All·Age: 22 - 70

Code: NCT04184973·Recruiting·Listed Dec 2019

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A Study of JNJ-79635322 in Participants With Relapsed or Refractory Multiple Myeloma or Previously Treated Amyloid Light-chain (AL) Amyloidosis

for Relapsed or Refractory Multiple Myeloma

Sites in San Francisco, Duarte +7 more locations

Sponsor: Janssen Research & Development, LLC

Sex: All·Age: 18+

Code: NCT05652335·Phase 1·Recruiting·Listed Dec 2022

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Safety and Effectiveness of the Orsiro Mission 48-mm Sirolimus Eluting Coronary Stent System in Subjects With Coronary Artery Lesions

for Coronary Artery Disease

Sites in Concord +9 more locations

Sponsor: Teleflex

Sex: All·Age: 18+

Code: NCT06779630·Recruiting·Listed Jan 2025

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A 16-week Trial to Investigate the Efficacy and Safety of Delgocitinib Cream 20 mg/g in Adult Participants With Mild to Severe Palmoplantar Pustulosis

for Palmoplantar Pustulosis

Sites in Fountain Valley +6 more locations

Sponsor: LEO Pharma

Sex: All·Age: 18+

Code: NCT07013201·Phase 2·Recruiting·Listed Jun 2025

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A Study to Document and to Further Describe Long-term Safety and Effectiveness of Palovarotene in Participants With Fibrodysplasia Ossificans Progressiva (FOP)

for Fibrodysplasia Ossificans Progressiva

Sites in San Francisco +1 more location

Sponsor: Ipsen

Sex: All·Age: 8+

Code: NCT06089616·Recruiting·Listed Oct 2023

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Study to Evaluate IMGS-001 Treatment in Patients With Relapsed or Refractory Advanced Solid Tumors

for Solid Tumor

Sites in Orange, Santa Monica +9 more locations

Sponsor: ImmunoGenesis

Sex: All·Age: 18+

Code: NCT06014502·Phase 1·Recruiting·Listed Aug 2023

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Study of 2 Medicines (Aztreonam and Avibactam) Compared to Best Available Therapy for Serious Gram-negative Infections

for Gram-negative Bacterial Infections

Sites in San Diego +2 more locations

Sponsor: Pfizer

Sex: All·Age: 9 Months - 17

Code: NCT05639647·Phase 2·Recruiting·Listed Dec 2022

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A Study to Compare the Efficacy and Safety of TachoSil and Surgicel Original as an Adjunct to Control Mild to Moderate Soft Tissue Bleeding During Surgery

for Hemorrhage

Sites in Torrance +8 more locations

Sponsor: Corza Medical GmbH

Sex: All·Age: 1 Month+

Code: NCT06664775·Phase 3·Recruiting·Listed Oct 2024

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A Study of LY3867070 in Healthy Participants

for Healthy

Sites in Anaheim +1 more location

Sponsor: Eli Lilly and Company

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

Code: NCT07021547·Phase 1·Recruiting·Listed Jun 2025

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Safety and Usability of the Cionic Neural Sleeve for Parkinson's Disease

for Parkinson Disease (PD)

Sites in San Francisco & Carlsbad

Sponsor: Cionic, Inc.

Sex: All·Age: 22 - 75

Code: NCT07284823·Recruiting·Listed Dec 2025

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Integrity Implant System Post Market Clinical Follow-Up Study

for Rotator Cuff Tears of the Shoulder

Sites in Pomona +8 more locations

Sponsor: Anika Therapeutics, Inc.

Sex: All·Age: 18+

Code: NCT06741527·Recruiting·Listed Dec 2024

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Study of Patritumab Deruxtecan Plus Pembrolizumab With Other Anticancer Agents in Participants With High-Risk Early-Stage Triple-Negative or Hormone Receptor-Low Positive/HER-2 Negative Breast Cancer (MK-1022-010, HERTHENA-Breast-03)

for Breast Neoplasms

Sites in Santa Monica +7 more locations

Sponsor: Merck Sharp & Dohme LLC

Sex: All·Age: 18+

Code: NCT06797635·Phase 2·Recruiting·Listed Jan 2025

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Study of REM-422 in Patients With Recurrent, Metastatic, or Unresectable Adenoid Cystic Carcinoma

for Adenoid Cystic Carcinoma

Sites in San Francisco +6 more locations

Sponsor: Remix Therapeutics

Sex: All·Age: 18+

Code: NCT06118086·Phase 1, Phase 2·Recruiting·Listed Nov 2023

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Evaluation of Gut-Related Well-Being and Mood Effects of a Daily Nutritional Food Ingredient From the Co-Fermentation of Fungal Mycelium (Pleurotus Pulmonarius) and Microalgae (Chlorella Vulgaris)

for Gastrointestinal Discomfort

1 location in San Francisco

Sponsor: Koralo GmbH

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

Code: NCT07407777·Recruiting·Listed Feb 2026

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A Feasibility Study to Evaluate the Safety of the TheraSphere Glioblastoma (GBM) Device in Patients With Recurrent GBM

for Glioblastoma Multiforme

Sites in San Francisco, San Diego +5 more locations

Sponsor: Boston Scientific Corporation

Sex: All·Age: 18+

Code: NCT05303467·Phase 1·Recruiting·Listed Mar 2022

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A Trial to Learn if Linvoseltamab is Safe and Works in Adults With Relapsed or Refractory Systemic Light Chain Amyloidosis (AL Amyloidosis)

for Relapsed/Refractory Systemic Light Chain Amyloidosis

Drug: Linvoseltamab

Sites in Duarte +7 more locations

Sponsor: Regeneron Pharmaceuticals

Sex: All·Age: 18+

Code: NCT06292780·Phase 1, Phase 2·Recruiting·Listed Mar 2024

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A Study to Evaluate the Safety, Pharmacokinetics, Pharmacodynamics, and Antitumor Activity of INV-9956 in Adult Patients With Advanced Metastatic Castration Resistant Prostate Cancer

for Advanced Metastatic Castration Resistant Prostate Cancer

Sites in Orange, Newport Beach +5 more locations

Sponsor: Shenzhen Ionova Life Sciences Co., Ltd.

Sex: Male·Age: 18+

Code: NCT06609005·Phase 1, Phase 2·Recruiting·Listed Sep 2024

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Study of Orally Administered MOMA-341 in Participants With Advanced or Metastatic Solid Tumors

for Advanced Solid Tumor

Sites in San Diego +7 more locations

Sponsor: MOMA Therapeutics

Sex: All·Age: 18+

Code: NCT06974110·Phase 1·Recruiting·Listed May 2025

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A Study of BG-C477 in Participants With Advanced Solid Tumors

for Advanced Solid Tumors

Sites in Duarte +8 more locations

Sponsor: BeOne Medicines

Sex: All·Age: 18+

Code: NCT06596473·Phase 1·Recruiting·Listed Sep 2024

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REMASTer: REcurrent Brain Metastases After SRS Trial

for Brain Metastases

Sites in Los Angeles +7 more locations

Sponsor: Monteris Medical

Sex: All·Age: 18+

Code: NCT05124912·Recruiting·Listed Nov 2021

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A Clinical Trial to Test if an Investigational Combination Therapy With BNT326 and BNT327 is Safe and Potentially Beneficial for People With Advanced Non-small Cell Lung Cancer (NSCLC)

for Non-small Cell Lung Cancer

Sites in Stanford +8 more locations

Sponsor: BioNTech SE

Sex: All·Age: 18+

Code: NCT07111520·Phase 1, Phase 2·Recruiting·Listed Aug 2025

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A Study of the Safety, Tolerability, Pharmacokinetics, and Immunogenicity of BCX17725

for Netherton Syndrome

Sites in San Diego, Palo Alto +3 more locations

Sponsor: BioCryst Pharmaceuticals

Sex: All·Age: 12 - 65·Accepts healthy volunteers

Code: NCT06539507·Phase 1·Recruiting·Listed Aug 2024

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Efficacy and Safety of CSL222 (Etranacogene Dezaparvovec) Gene Therapy in Adults With Hemophilia B With Pretreatment Adeno-associated Virus Serotype 5 (AAV5) Neutralizing Antibodies (Nabs)

for Hemophilia B

Sites in San Diego +2 more locations

Sponsor: CSL Behring

Sex: All·Age: 18+

Code: NCT06003387·Phase 3·Recruiting·Listed Aug 2023

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Evaluate Efficacy and Safety of Repeat Subcutaneous Doses of FB825 in Adults With Moderate-to-Severe Atopic Dermatitis

for Atopic Dermatitis

Sites in Los Angeles, Sacramento +4 more locations

Sponsor: Oneness Biotech Co., Ltd.

Sex: All·Age: 18 - 65

Code: NCT06397911·Phase 2·Recruiting·Listed May 2024

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A Safety and Efficacy Study Evaluating CTX112 in Adult Subjects With Refractory Autoimmune Disease

for SLE (Systemic Lupus)

Sites in Redwood City +6 more locations

Sponsor: CRISPR Therapeutics

Sex: All·Age: 18 - 70

Code: NCT06925542·Phase 1·Recruiting·Listed Apr 2025

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R-3750 in Patients With Mild to Moderate Ulcerative Colitis

for Ulcerative Colitis Chronic Mild

Sites in Valencia +4 more locations

Sponsor: Rise Therapeutics LLC

Sex: All·Age: 18 - 65

Code: NCT05666960·Phase 1·Recruiting·Listed Dec 2022

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R-2487 in Patients With Rheumatoid Arthritis

for Arthritis, Rheumatoid

Sites in San Diego +5 more locations

Sponsor: Rise Therapeutics LLC

Sex: All·Age: 18 - 75

Code: NCT05961592·Phase 1·Recruiting·Listed Jul 2023

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Real World Efficiency of Abrocitinib Treatment at Patients With Moderate to Severe Atopic Dermatitis Who Had Inadequate Response to Previous Biologic Therapies.

for Atopic Dermatitis

1 location in San Diego

Sponsor: Pfizer

Sex: All·Age: 12+

Code: NCT06899204·Recruiting·Listed Mar 2025

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A Study of IPN10200 for the Treatment of Cervical Dystonia in Adults

for Cervical Dystonia

Sites in Fountain Valley +6 more locations

Sponsor: Ipsen

Sex: All·Age: 18 - 80

Code: NCT06937931·Phase 2·Recruiting·Listed Apr 2025

Apply to this trial