Paid Clinical Trials in California

California has 6,389 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 24, 2026.

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5,291 clinical trials

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The GORE® VIABAHN® FORTEGRA Venous Stent Iliofemoral Study

for Venous Thromboses

Sites in Stanford +24 more locations

Sponsor: W.L.Gore & Associates

Sex: All·Age: 18+

Code: NCT05489588·Recruiting·Listed Aug 2022

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A Study of Ficlatuzumab in Combination With Cetuximab in Participants With Recurrent or Metastatic (R/M) HPV Negative Head and Neck Squamous Cell Carcinoma

for Metastatic Head-and-neck Squamous-cell Carcinoma

Sites in Los Angeles +24 more locations

Sponsor: AVEO Pharmaceuticals, Inc.

Sex: All·Age: 18+

Code: NCT06064877·Phase 3·Recruiting·Listed Oct 2023

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Study of GalaFLEX LITE™ Scaffold in Treatment of Capsular Contracture After Breast Implant Augmentation

for Capsular Contracture Associated With Breast Implant

Sites in San Diego, Newport Beach +28 more locations

Sponsor: C. R. Bard

Sex: Female·Age: 22 - 70

Code: NCT05945329·Recruiting·Listed Jul 2023

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A Phase 1/2 Study of Enzomenib (DSP-5336) in Patients With Acute Leukemia (Horizen-1)

for Leukemia, Myeloid, Acute

Sites in Palo Alto, Newport Beach +28 more locations

Sponsor: Sumitomo Pharma America, Inc.

Sex: All·Age: 12+

Code: NCT04988555·Phase 1, Phase 2·Recruiting·Listed Aug 2021

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Neutrophil and Monocyte Deactivation Via the SeLective CytopheretIc Device - A Randomized Clinical Trial in Acute Kidney Injury

for Acute Kidney Injury

Sites in Los Angeles, San Francisco +32 more locations

Sponsor: SeaStar Medical

Sex: All·Age: 18+

Code: NCT05758077·Recruiting·Listed Mar 2023

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A Study to Evaluate the Efficacy and Safety of Sotagliflozin in Symptomatic Obstructive and Non-obstructive Hypertrophic Cardiomyopathy

for Obstructive Cardiomyopathy, Hypertrophic

Drug: Sotagliflozin

Sites in Los Angeles, San Francisco +31 more locations

Sponsor: Lexicon Pharmaceuticals

Sex: All·Age: 18+

Code: NCT06481891·Phase 3·Recruiting·Listed Jul 2024

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CA-4948-101: Open-Label, Dose Escalation and Expansion Trial of Emavusertib (CA-4948) in Relapsed or Refractory Primary Central Nervous System Lymphoma (R/R PCNSL)

for Relapsed Hematologic Malignancy

Drug: Emavusertib

Sites in Duarte, Santa Monica +16 more locations

Sponsor: Curis, Inc.

Sex: All·Age: 18+

Code: NCT03328078·Phase 1, Phase 2·Recruiting·Listed Nov 2017

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Study of Sacituzumab Govitecan in Participants With Urothelial Cancer That Cannot Be Removed or Has Spread

for Metastatic Urothelial Cancer

Sites in San Francisco +26 more locations

Sponsor: Gilead Sciences

Sex: All·Age: 18+

Code: NCT03547973·Phase 2·Recruiting·Listed Jun 2018

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A Study to Assess Adverse Events and Change in Disease Activity Comparing Oral Upadacitinib to Subcutaneous Dupilumab in Children From 2 to Less Than 12 Years of Age With Moderate to Severe Atopic Dermatitis

for Atopic Dermatitis

Drug: Upadacitinib

Sites in Palo Alto, Sacramento +24 more locations

Sponsor: AbbVie

Sex: All·Age: 2 - 11

Code: NCT06461897·Phase 3·Recruiting·Listed Jun 2024

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A Research Study Looking Into How Ziltivekimab Works Compared to Placebo in Participants With Heart Failure and Inflammation

for Heart Failure

Drug: Ziltivekimab

Sites in Northridge +4 more locations

Sponsor: Novo Nordisk A/S

Sex: All·Age: 18+

Code: NCT06200207·Phase 3·Recruiting·Listed Jan 2024

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A Randomized, Phase 2/3 Study to Investigate the Efficacy and Safety of RP2 in Combination With Nivolumab in Immune Checkpoint Inhibitor-Naïve Adult Patients With Metastatic Uveal Melanoma

for Metastatic Uveal Melanoma

Drug: Nivolumab

Sites in Los Angeles, Palo Alto +27 more locations

Sponsor: Replimune, Inc.

Sex: All·Age: All ages

Code: NCT06581406·Phase 2, Phase 3·Recruiting·Listed Sep 2024

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An Observational Study of Individuals With Isolated Dystonia

for Isolated/Primary Dystonia That Affects More Than One Region of the Body

Sites in Los Angeles, Palo Alto +27 more locations

Sponsor: Vima Therapeutics

Sex: All·Age: 12 - 65

Code: NCT07111663·Recruiting·Listed Aug 2025

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Observational Study for Patients at Risk for Chronic Graft-Versus-Host Disease

for cGVHD

Sites in Los Angeles, Duarte +29 more locations

Sponsor: Incyte Corporation

Sex: All·Age: 18+

Code: NCT05919511·Recruiting·Listed Jun 2023

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Registry for Stage 2 Type 1 Diabetes

for Type 1 Diabetes

Sites in Los Angeles, San Francisco +35 more locations

Sponsor: Sanofi

Sex: All·Age: All ages

Code: NCT06481904·Recruiting·Listed Jul 2024

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A Study to Investigate Subcutaneous Isatuximab in Combination With Weekly Carfilzomib and Dexamethasone in Adult Participants With Relapsed and/or Refractory Multiple Myeloma

for Plasma Cell Myeloma Refractory

Sites in Los Angeles, West Hollywood +32 more locations

Sponsor: Sanofi

Sex: All·Age: 18+

Code: NCT06356571·Phase 2·Recruiting·Listed Apr 2024

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Prospective Study to Assess a Diagnostic Aid for Cancer

for Cancer

Sites in San Diego, Coronado +33 more locations

Sponsor: Harbinger Health

Sex: All·Age: 45+

Code: NCT07046260·Recruiting·Listed Jul 2025

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J-Valve Transfemoral Pivotal Study

for Aortic Valve Regurgitation

Sites in Los Angeles, San Francisco +32 more locations

Sponsor: JC Medical, Inc., an affiliate of Edwards Lifesciences LLC

Sex: All·Age: 18+

Code: NCT06455787·Recruiting·Listed Jun 2024

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IMC-F106C Regimen Versus Nivolumab Regimens in Previously Untreated Advanced Melanoma (PRISM-MEL-301)

for Advanced Melanoma

Drug: Nivolumab

Sites in Los Angeles, La Jolla +31 more locations

Sponsor: Immunocore Ltd

Sex: All·Age: 18+

Code: NCT06112314·Phase 3·Recruiting·Listed Nov 2023

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Study of RAS(ON) Inhibitors in Patients With Gastrointestinal Solid Tumors

for Colorectal Cancer

Sites in Los Angeles, La Jolla +30 more locations

Sponsor: Revolution Medicines, Inc.

Sex: All·Age: 18+

Code: NCT06445062·Phase 1, Phase 2·Recruiting·Listed Jun 2024

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Zenith® Fenestrated+ Clinical Study

for Aortic Aneurysm, Abdominal

Sites in Los Angeles, La Jolla +28 more locations

Sponsor: Cook Research Incorporated

Sex: All·Age: 18+

Code: NCT04875429·Recruiting·Listed May 2021

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A Study of ORX750 in Participants With Narcolepsy and Idiopathic Hypersomnia

for Narcolepsy Type 1

Drug: ORX750

Sites in Long Beach, Santa Ana +27 more locations

Sponsor: Centessa Pharmaceuticals (UK) Limited

Sex: All·Age: 18 - 65

Code: NCT06752668·Phase 2·Recruiting·Listed Dec 2024

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A Phase Ⅲ Clinical Study of HLX22 in Combination With Trastuzumab and Chemotherapy for the Treatment of Gastroesophageal Junction and Gastric Cancer

for Gastroesophageal-junction Cancer

Sites in Anaheim, Los Alamitos +27 more locations

Sponsor: Shanghai Henlius Biotech

Sex: All·Age: 18+

Code: NCT06532006·Phase 3·Recruiting·Listed Aug 2024

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Real-world Experience on Using Nemolizumab in the Treatment of Moderate-to- Severe Prurigo Nodularis in Adults

for Prurigo Nodularis

Drug: Nemolizumab

Sites in Santa Monica, Fountain Valley +37 more locations

Sponsor: Galderma R&D

Sex: All·Age: 18+

Code: NCT06988618·Recruiting·Listed May 2025

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Study to Evaluate the Efficacy and Safety of Ruxolitinib Cream in Participants With Hidradenitis Suppurativa (TRuE-HS1)

for Hidradenitis Suppurativa

Drug: Ruxolitinib

Sites in Los Angeles, San Diego +55 more locations

Sponsor: Incyte Corporation

Sex: All·Age: 12+

Code: NCT06959225·Phase 3·Recruiting·Listed May 2025

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A Study Comparing the Efficacy and Safety of Zanidatamab to Trastuzumab, Each in Combination With Physician's Choice Chemotherapy, for the Treatment of Participants With Metastatic HER2-positive Breast Cancer

for Metastatic HER2-positive Breast Cancer

Sites in Los Angeles, San Francisco +43 more locations

Sponsor: Jazz Pharmaceuticals

Sex: All·Age: 18+

Code: NCT06435429·Phase 3·Recruiting·Listed May 2024

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Shield Post-Approval Study Protocol

for Colo-rectal Cancer

Sites in Canoga Park, Palm Springs +43 more locations

Sponsor: Guardant Health, Inc.

Sex: All·Age: 45 - 81·Accepts healthy volunteers

Code: NCT06880055·Recruiting·Listed Mar 2025

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Study of Dapansutrile Tablets in Subjects With an Acute Gout Flare

for Acute Gout Flare

Sites in San Diego, Tarzana +14 more locations

Sponsor: Olatec Therapeutics, Inc.

Sex: All·Age: 18+

Code: NCT05658575·Phase 2, Phase 3·Recruiting·Listed Dec 2022

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A Study to Investigate the Safety and Tolerability of Ziftomenib in Combination With Venetoclax/Azacitidine, Venetoclax, 7+3, or 7+3+Quizartinib in Patients With AML

for Acute Myeloid Leukemia

Drug: Venetoclax

Sites in Los Angeles, La Jolla +42 more locations

Sponsor: Kura Oncology, Inc.

Sex: All·Age: 18+

Code: NCT05735184·Phase 1·Recruiting·Listed Feb 2023

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GEMINI-NSCLC: NSCLC Biomarker Study

for Non-Small Cell Lung Cancer

Sites in Los Angeles, Fountain Valley +54 more locations

Sponsor: Tempus AI

Sex: All·Age: 18+

Code: NCT05236114·Recruiting·Listed Feb 2022

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A Phase 3 Randomized, Masked, Controlled Trial to Evaluate Efficacy and Safety of Belzupacap Sarotalocan (AU-011) Treatment Compared to Sham Control in Subjects With Primary Indeterminate Lesions or Small Choroidal Melanoma

for Choroidal Melanoma

Sites in Los Angeles, Palo Alto +32 more locations

Sponsor: Aura Biosciences

Sex: All·Age: 18+

Code: NCT06007690·Phase 3·Recruiting·Listed Aug 2023

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Study of Tilpisertib Fosmecarbil in Participants With Moderately to Severely Active Ulcerative Colitis

for Ulcerative Colitis

Sites in San Francisco, Sacramento +36 more locations

Sponsor: Gilead Sciences

Sex: All·Age: 18 - 75

Code: NCT06029972·Phase 2·Recruiting·Listed Sep 2023

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Study to Evaluate the Efficacy and Safety of Deuruxolitinib in Adolescents With Severe Alopecia Areata

for Alopecia Areata

Sites in Los Angeles, San Diego +52 more locations

Sponsor: Sun Pharmaceutical Industries, Inc.

Sex: All·Age: 12 - 17

Code: NCT07133308·Phase 3·Recruiting·Listed Aug 2025

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A Study of Ziftomenib in Combination With Imatinib in Patients With Advanced Gastrointestinal Stromal Tumors (GIST)

for Gastrointestinal Stromal Tumor (GIST)

Sites in Los Angeles, Palo Alto +30 more locations

Sponsor: Kura Oncology, Inc.

Sex: All·Age: 18+

Code: NCT06655246·Phase 1·Recruiting·Listed Oct 2024

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TEMPUS ARIES: A Biobank Registry Platform Study in Oncology

for Cancer

Sites in Whittier +23 more locations

Sponsor: Tempus AI

Sex: All·Age: 18 - 99

Code: NCT06207032·Recruiting·Listed Jan 2024

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A Study for Subjects With Prostate Cancer Who Previously Participated in an Enzalutamide Clinical Study

for Prostate Cancer

1 location in Orange

Sponsor: Astellas Pharma Global Development, Inc.

Sex: Male·Age: 18+

Code: NCT02960022·Phase 2·Recruiting·Listed Nov 2016

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Endovascular AAA Intervention Using the GORE® EXCLUDER® Conformable AAA Endoprosthesis or Iliac Branch Endoprosthesis

for AAA - Abdominal Aortic Aneurysm

Sites in Los Angeles, Palo Alto +54 more locations

Sponsor: W.L.Gore & Associates

Sex: All·Age: 18+

Code: NCT06218875·Recruiting·Listed Jan 2024

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A Study of the Efficacy and Safety of DMX-200 in Patients With FSGS Who Are Receiving an ARB

for FSGS

Sites in Los Angeles, Sacramento +18 more locations

Sponsor: Dimerix Bioscience Pty Ltd

Sex: All·Age: 12 - 80

Code: NCT05183646·Phase 3·Recruiting·Listed Jan 2022

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RESTORE TRIAL: A Phase 2 Study Evaluating the Efficacy and Safety of Pemvidutide in the Treatment of Alcohol-Associated Liver Disease (ALD)

for Alcohol Liver Disease

Drug: Pemvidutide

Sites in La Jolla, Fresno +40 more locations

Sponsor: Altimmune, Inc.

Sex: All·Age: 18 - 75

Code: NCT07009860·Phase 2·Recruiting·Listed Jun 2025

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A Study to Assess the Safety and Efficacy of Oral Armour Thyroid Compared to Synthetic T4 for the Treatment of Primary Hypothyroidism in Adult Participants

for Hypothyroidism

Sites in La Jolla, Orange +128 more locations

Sponsor: AbbVie

Sex: All·Age: 18 - 75

Code: NCT06345339·Phase 2, Phase 3·Recruiting·Listed Apr 2024

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A Study of I-DXd in Combination With Atezolizumab With or Without Carboplatin as First-Line Induction or Maintenance in Subjects With Extensive Stage-Small Cell Lung Cancer (IDeate-Lung03)

for Extensive Stage-small Cell Lung Cancer

Drug: Atezolizumab

Sites in Los Angeles, Newport Beach +23 more locations

Sponsor: Daiichi Sankyo

Sex: All·Age: 18+

Code: NCT06362252·Phase 1, Phase 2·Recruiting·Listed Apr 2024

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