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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Long-Term Safety of Lutetium (177Lu) Vipivotide Tetraxetan in Participants With Prostate Cancer

for Prostate Cancer

Sites in Orange, Santa Monica +22 more locations

Sponsor: Novartis Pharmaceuticals

Sex: Male·Age: 18 - 100

Code: NCT05803941·Phase 4·Recruiting·Listed Apr 2023

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Study to Evaluate the Efficacy and Safety of Oral Rilzabrutinib in Adults With Immune Thrombocytopenia (ITP) Who Failed First-line Treatment

for Immune Thrombocytopenia

Sites in Los Angeles, Clovis +10 more locations

Sponsor: Sanofi

Sex: All·Age: 18+

Code: NCT07007962·Phase 3·Recruiting·Listed Jun 2025

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A Study to Assess Adverse Events and Change in Disease Activity of Oral Surzetoclax Alone or in Combination With Subcutaneous and/or Oral Antimyeloma Agents in Adult Participants With Multiple Myeloma (MM)

for Multiple Myeloma

Sites in Los Angeles +10 more locations

Sponsor: AbbVie

Sex: All·Age: 18+

Code: NCT06953960·Phase 1, Phase 2·Recruiting·Listed May 2025

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A Phase 3 Efficacy and Safety Study of Fosmanogepix for the Treatment of Adult Patients With Invasive Mold Infections.

for Invasive Mold Infections

Sites in Los Angeles, Sacramento +17 more locations

Sponsor: Basilea Pharmaceutica

Sex: All·Age: 18+

Code: NCT06925321·Phase 3·Recruiting·Listed Apr 2025

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A Study to Learn More About How Safe the Study Treatment Finerenone is in Long-term Use When Taken With an ACE Inhibitor or Angiotensin Receptor Blocker Over 18 Months of Use in Children and Young Adults From 1 to 18 Years of Age With Chronic Kidney Disease and Proteinuria

for Chronic Kidney Disease

Drug: Finerenone

Sites in San Diego, Palo Alto +10 more locations

Sponsor: Bayer

Sex: All·Age: 1 - 18

Code: NCT05457283·Phase 3·Recruiting·Listed Jul 2022

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A Study to Learn About the Study Medicine Aztreonam-Avibactam (ATM-AVI) in Infants and Newborns Admitted in Hospitals With Bacterial Infection (CHERISH)

for Gram-negative Bacterial Infection

Sites in Orange +10 more locations

Sponsor: Pfizer

Sex: All·Age: Up to 39 Weeks

Code: NCT06462235·Phase 2·Recruiting·Listed Jun 2024

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Phase 3 Study of Gedatolisib as First-Line Treatment for Patients With HR-Positive, HER2-Negative Advanced Breast Cancer (VIKTORIA-2)

for Breast Cancer

Sites in Los Angeles, Duarte +20 more locations

Sponsor: Celcuity Inc

Sex: All·Age: 18+

Code: NCT06757634·Phase 3·Recruiting·Listed Jan 2025

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A Study of MACI in Patients Aged 10 to 17 Years With Symptomatic Chondral or Osteochondral Defects of the Knee

for Chondral Defect

Sites in Palo Alto, Sacramento +9 more locations

Sponsor: Vericel Corporation

Sex: All·Age: 10 - 17

Code: NCT03588975·Phase 3·Recruiting·Listed Jul 2018

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MC1R-targeted Alpha-particle Monotherapy and Combination Therapy Trial With Nivolumab in Adults With Advanced Melanoma

for Recurrent Melanoma (Skin)

Drug: Nivolumab

Sites in Orange +11 more locations

Sponsor: Perspective Therapeutics

Sex: All·Age: 18 - 90

Code: NCT05655312·Phase 1, Phase 2·Recruiting·Listed Dec 2022

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Single and Multiple Ascending Dose Study of AMG 513 in Participants With Obesity

for Cardiometabolic Disease

Sites in Anaheim, Oxnard +8 more locations

Sponsor: Amgen

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

Code: NCT06585462·Phase 1·Recruiting·Listed Sep 2024

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A Long-Term Extension Study of Vedolizumab in Children and Teenagers With Ulcerative Colitis (UC) or Crohn's Disease (CD)

for Ulcerative Colitis

Sites in Palo Alto, Orange +12 more locations

Sponsor: Takeda

Sex: All·Age: 2 - 17

Code: NCT06405087·Phase 3·Recruiting·Listed May 2024

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AMT-260 Gene Therapy Study in Adults With Unilateral Refractory Mesial Temporal Lobe Epilepsy

for Mesial Temporal Lobe Epilepsy

Sites in Palo Alto +17 more locations

Sponsor: UniQure Biopharma B.V.

Sex: All·Age: 18 - 75

Code: NCT06063850·Phase 1, Phase 2·Recruiting·Listed Oct 2023

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A Study of TYRA-300 in Children With Achondroplasia: BEACH301

for Achondroplasia

Sites in Torrance +11 more locations

Sponsor: Tyra Biosciences, Inc

Sex: All·Age: 3 - 10

Code: NCT06842355·Phase 2·Recruiting·Listed Feb 2025

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Study of SLS009 (Formerly GFH009) a Potent Highly Selective CDK9 Inhibitor in Patients With Hematologic Malignancies and High-Risk Newly Diagnosed AML

for Hematologic Malignancies

Sites in Duarte +9 more locations

Sponsor: Sellas Life Sciences Group

Sex: All·Age: 12+

Code: NCT04588922·Phase 1, Phase 2·Recruiting·Listed Oct 2020

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Evaluate the Safety, Tolerability, Pharmacokinetic Profile, Efficacy of Bl-M11D1

for Relapsed/Refractory Acute Myeloid Leukemia

Sites in Los Angeles, Duarte +16 more locations

Sponsor: SystImmune Inc.

Sex: All·Age: 18+

Code: NCT06714591·Phase 1·Recruiting·Listed Dec 2024

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A Study to Investigate Safety and Effectiveness of BGB-16673 in Combination With Other Agents in Participants With Relapsed or Refractory B-Cell Malignancies

for B-cell Malignancy

Sites in Los Angeles +17 more locations

Sponsor: BeOne Medicines

Sex: All·Age: 18+

Code: NCT06634589·Phase 1, Phase 2·Recruiting·Listed Oct 2024

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Efficacy and Safety of Nemtabrutinib (MK-1026) in Participants With Hematologic Malignancies (MK-1026-003)

for Hematologic Malignancies

Drug: Nemtabrutinib

Sites in La Jolla +6 more locations

Sponsor: Merck Sharp & Dohme LLC

Sex: All·Age: 18+

Code: NCT04728893·Phase 2·Recruiting·Listed Jan 2021

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Efficacy and Safety of Trimodulin (BT588) in Subjects With Severe Community-acquired Pneumonia (sCAP)

for Community-acquired Pneumonia

Sites in Fresno +4 more locations

Sponsor: Biotest

Sex: All·Age: 18+

Code: NCT05722938·Phase 3·Recruiting·Listed Feb 2023

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A Phase 1b/2 Study of Sonrotoclax (BGB-11417) as Monotherapy and in Various Combinations With Dexamethasone Plus Carfilzomib, Dexamethasone Plus Daratumumab, and Dexamethasone Plus Pomalidomide in Multiple Myeloma

for Relapsed/Refractory Multiple Myeloma

Drug: Daratumumab

Sites in Duarte, Irvine +13 more locations

Sponsor: BeOne Medicines

Sex: All·Age: 18+

Code: NCT04973605·Phase 1, Phase 2·Recruiting·Listed Jul 2021

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An Investigational Study of BGB-58067 As a Single Agent and in Combination With Anticancer Agents in Participants With Advanced Solid Tumors

for Advanced Solid Tumor

Sites in Los Angeles +10 more locations

Sponsor: BeOne Medicines

Sex: All·Age: 18+

Code: NCT06589596·Phase 1·Recruiting·Listed Sep 2024

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A Phase 3 Efficacy and Safety Study of Fosmanogepix for the Treatment of Adult Participants With Candidemia and/or Invasive Candidiasis.

for Candidemia

Sites in Sacramento, Duarte +20 more locations

Sponsor: Basilea Pharmaceutica

Sex: All·Age: 18+

Code: NCT05421858·Phase 3·Recruiting·Listed Jun 2022

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Belzutifan/MK-6482 for the Treatment of Advanced Pheochromocytoma/Paraganglioma (PPGL), Pancreatic Neuroendocrine Tumor (pNET), Von Hippel-Lindau (VHL) Disease-Associated Tumors, Advanced Gastrointestinal Stromal Tumor (wt GIST), or Solid Tumors With HIF-2α Related Genetic Alterations (MK-6482-015)

for Pheochromocytoma/Paraganglioma

Sites in Los Angeles +10 more locations

Sponsor: Merck Sharp & Dohme LLC

Sex: All·Age: 12+

Code: NCT04924075·Phase 2·Recruiting·Listed Jun 2021

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Investigations of Reproductive Cancers in Women

for Uterine Cancer

Sites in Redwood City +12 more locations

Sponsor: PinkDx, Inc.

Sex: Female·Age: 45 - 100

Code: NCT06527157·Recruiting·Listed Jul 2024

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Treating Pulmonary Embolism With Laguna Thrombectomy System (TRUST)

for Pulmonary Embolism

Sites in Orange, Irvine +11 more locations

Sponsor: Innova Vascular, Inc.

Sex: All·Age: 18 - 85

Code: NCT06041594·Recruiting·Listed Sep 2023

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A Study of Toripalimab in Combination With Cisplatin and Gemcitabine in Participants With Recurrent Metastatic Nasopharyngeal Cancer

for Nasopharyngeal Cancer Recurrent

Sites in San Francisco, Irvine +9 more locations

Sponsor: Coherus Oncology, Inc.

Sex: All·Age: 12+

Code: NCT06457503·Phase 4·Recruiting·Listed Jun 2024

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A Study to Learn About a Vaccine Against E Coli in Healthy Adults

for Healthy Participants

Sites in Walnut Creek, Anaheim +9 more locations

Sponsor: Pfizer

Sex: All·Age: 18 - 64·Accepts healthy volunteers

Code: NCT07122986·Phase 1·Recruiting·Listed Aug 2025

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Hydrus® Microstent New Enrollment Post-Approval Study

for Primary Open Angle Glaucoma

Sites in Sacramento +19 more locations

Sponsor: Alcon Research

Sex: All·Age: 45+

Code: NCT04553523·Recruiting·Listed Sep 2020

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Study of Efficacy and Safety of Iptacopan in Participants With IC-MPGN

for IC-MPGN

Drug: Iptacopan

Sites in Los Angeles, San Francisco +20 more locations

Sponsor: Novartis Pharmaceuticals

Sex: All·Age: 12 - 60

Code: NCT05755386·Phase 3·Recruiting·Listed Mar 2023

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Study of Abemaciclib and Elacestrant in Participants With Brain Metastasis Due to ER+/HER-2- Breast Cancer

for Breast Neoplasms

Sites in Los Angeles, Fullerton +7 more locations

Sponsor: Stemline Therapeutics, Inc.

Sex: All·Age: 18+

Code: NCT05386108·Phase 1, Phase 2·Recruiting·Listed May 2022

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A Study of AMG 732 in Healthy Participants and Participants With Thyroid Eye Disease

for Thyroid Eye Disease

Sites in Newport Beach +11 more locations

Sponsor: Amgen

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

Code: NCT06401044·Phase 1, Phase 2·Recruiting·Listed May 2024

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Abiraterone, Enzalutamide, or Apalutamide in Castrate-sensitive Prostate Cancer.

for Metastatic Cancer

Drug: Apalutamide

Sites in Los Angeles +11 more locations

Sponsor: Sun Pharmaceutical Industries Limited

Sex: Male·Age: 18+

Code: NCT05422911·Phase 2·Recruiting·Listed Jun 2022

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Rhu-pGSN for Acute Respiratory Distress Syndrome (ARDS)

for Acute Respiratory Distress Syndrome

Sites in Los Angeles +13 more locations

Sponsor: BioAegis Therapeutics Inc.

Sex: All·Age: 18+

Code: NCT05947955·Phase 2·Recruiting·Listed Jul 2023

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Study of RMC-9805 in Participants With KRAS G12D-Mutant Solid Tumors

for Non-small Cell Lung Cancer (NSCLC)

Sites in Sacramento +16 more locations

Sponsor: Revolution Medicines, Inc.

Sex: All·Age: 18+

Code: NCT06040541·Phase 1·Recruiting·Listed Sep 2023

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A Study Evaluating the Effectiveness and Safety of Risdiplam Administered in Pediatric Patients With Spinal Muscular Atrophy Who Experienced a Plateau or Decline in Function After Gene Therapy

for Muscular Atrophy, Spinal

Sites in Palo Alto, Madera +7 more locations

Sponsor: Hoffmann-La Roche

Sex: All·Age: 3 Months - 24 Months

Code: NCT05861999·Phase 4·Recruiting·Listed May 2023

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A Phase 1 Clinical Study of NXP900 in Subjects With Advanced Cancers

for Advanced Solid Tumor

Drug: NXP900

Sites in La Jolla +12 more locations

Sponsor: Nuvectis Pharma, Inc.

Sex: All·Age: 18+

Code: NCT05873686·Phase 1·Recruiting·Listed May 2023

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A Study to Investigate the Safety and Effectiveness of a Coagulation Factor IX Gene Insertion Therapy (REGV131-LNP1265) in Pediatric, Adolescent and Adult Participants With Hemophilia B

for Hemophilia B

Sites in Los Angeles, San Francisco +12 more locations

Sponsor: Regeneron Pharmaceuticals

Sex: Male·Age: 2+

Code: NCT06379789·Phase 1, Phase 2·Recruiting·Listed Apr 2024

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A Study to Evaluate Etrasimod Treatment in Adolescents With Ulcerative Colitis

for Ulcerative Colitis

Sites in San Francisco, Loma Linda +18 more locations

Sponsor: Pfizer

Sex: All·Age: 12 - 17

Code: NCT05287126·Phase 2·Recruiting·Listed Mar 2022

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BOOM-IBD2 Pivotal Clinical Trial

for Ulcerative Colitis

Sites in Los Angeles, Palo Alto +16 more locations

Sponsor: Boomerang Medical

Sex: All·Age: 18 - 85

Code: NCT06571669·Recruiting·Listed Aug 2024

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A Clinical Study to Evaluate the Safety and Efficacy of the FloStent in Men With Benign Prostatic Hyperplasia Symptoms

for Benign Prostatic Hyperplasia

Sites in Los Angeles, Beverly Hills +17 more locations

Sponsor: Rivermark Medical

Sex: Male·Age: 45+

Code: NCT06849258·Recruiting·Listed Feb 2025

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A Substudy of Investigational Agents in Programmed Cell Death-1/Ligand 1 (PD-1/L1) Refractory Locally Advanced or Metastatic Urothelial Carcinoma (mUC) (MK-3475-04A)

for Urothelial Carcinoma

Sites in San Francisco, Orange +7 more locations

Sponsor: Merck Sharp & Dohme LLC

Sex: All·Age: 18+

Code: NCT05562830·Phase 1, Phase 2·Recruiting·Listed Oct 2022

Apply to this trial