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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Phase 1 Study of INBRX-109 in Subjects With Locally Advanced or Metastatic Solid Tumors Including Sarcomas

for Ewing Sarcoma

Sites in Los Angeles, San Francisco +16 more locations

Sponsor: Inhibrx Biosciences, Inc

Sex: All·Age: 12 - 85

Code: NCT03715933·Phase 1·Recruiting·Listed Oct 2018

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Cephea Early Feasibility Study

for Mitral Regurgitation

Sites in Los Angeles, Sacramento +18 more locations

Sponsor: Abbott Medical Devices

Sex: All·Age: 18+

Code: NCT05061004·Recruiting·Listed Sep 2021

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A Study to Assess the Efficacy and Safety of Debio 4126 in Participants With Acromegaly Previously Treated With Somatostatin Analogs

for Acromegaly

Sites in Los Angeles +9 more locations

Sponsor: Debiopharm International SA

Sex: All·Age: 18+

Code: NCT06930625·Phase 3·Recruiting·Listed Apr 2025

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A Clinical Study to Evaluate the Safety and Efficacy of ETX101 in Infants and Children With SCN1A-Positive Dravet Syndrome

for Dravet Syndrome

Sites in San Francisco +10 more locations

Sponsor: Encoded Therapeutics

Sex: All·Age: 6 Months - 17

Code: NCT05419492·Phase 1, Phase 2·Recruiting·Listed Jun 2022

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A Study to Investigate the Safety and Biodistribution of a Single Intrathecal (IT) Injection of INS1201 in Ambulatory Males With Duchenne Muscular Dystrophy (DMD)

for Duchenne Muscular Dystrophy

Sites in Los Angeles, San Diego +8 more locations

Sponsor: Insmed Gene Therapy LLC

Sex: Male·Age: 2 - 4

Code: NCT06817382·Phase 1·Recruiting·Listed Feb 2025

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A Study of [225Ac]Ac-AKY-1189 in Patients With Solid Tumors

for Urothelial Carcinoma Bladder

Sites in Duarte, Irvine +10 more locations

Sponsor: Aktis Oncology, Inc.

Sex: All·Age: 18+

Code: NCT07020117·Phase 1·Recruiting·Listed Jun 2025

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A Study to Assess Efficacy and Safety of Empasiprubart Versus IVIg in Adults With CIDP

for Chronic Inflammatory Demyelinating Polyneuropathy

Sites in Rancho Mirage +11 more locations

Sponsor: argenx

Sex: All·Age: 18+

Code: NCT06920004·Phase 3·Recruiting·Listed Apr 2025

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Phase I Clinical Study To Evaluate Pharmacokinetic Profile, Safety, Efficacy and Immunogenicity Of Ipilimumab Biosimilar HLX13 Vs. YERVOY® (US-Sourced YERVOY®) As A First-Line Treatment For Patients With Unresectable Hepatocellular Carcinoma

for Hepatocellular Carcinoma (HCC)

Drug: Ipilimumab

Sites in Glendale +10 more locations

Sponsor: Shanghai Henlius Biotech

Sex: All·Age: 18 - 65

Code: NCT07176650·Phase 1·Recruiting·Listed Sep 2025

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A Study of Elritercept to Treat Anemia in Adults With Very Low, Low, or Intermediate Risk Myelodysplastic Syndromes (MDS) Who Need Regular Blood Transfusions

for Myelodysplastic Syndromes

Sites in La Jolla, Duarte +21 more locations

Sponsor: Takeda

Sex: All·Age: 18+

Code: NCT06499285·Phase 3·Recruiting·Listed Jul 2024

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A Study to Assess the Pharmacokinetics and Safety of Bimekizumab in Children and Adolescents With Moderate to Severe Hidradenitis Suppurativa

for Hidradenitis Suppurativa

Drug: Bimekizumab

Sites in Roseville +10 more locations

Sponsor: UCB Biopharma SRL

Sex: All·Age: 9 - 17

Code: NCT06921850·Phase 3·Recruiting·Listed Apr 2025

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Phase 3 Trial of eRapa in Patients With Familial Adenomatous Polyposis

for Familial Adenomatous Polyposis (FAP)

Sites in Arcadia +17 more locations

Sponsor: Rapamycin Holdings Inc.

Sex: All·Age: 18+

Code: NCT06950385·Phase 3·Recruiting·Listed Apr 2025

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A Phase 1/2, Open-label, Safety and Dosing Study of Autologous CART Cells (Desmoglein 3 Chimeric Autoantibody Receptor T Cells [DSG3-CAART] or CD19-specific Chimeric Antigen Receptor T Cells [CABA-201]) in Subjects With Active, Pemphigus Vulgaris (RESET-PV)

for Pemphigus Vulgaris

Sites in Sacramento, Redwood City +8 more locations

Sponsor: Cabaletta Bio

Sex: All·Age: 18+

Code: NCT04422912·Phase 1, Phase 2·Recruiting·Listed Jun 2020

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A Study to Investigate the Safety and Efficacy of MEDI0618 Compared to Placebo in Adult Participants With Episodic Migraine

for Migraine

Sites in Los Angeles, La Jolla +11 more locations

Sponsor: AbbVie

Sex: All·Age: 18 - 70

Code: NCT06602479·Phase 2·Recruiting·Listed Sep 2024

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A Phase 2, Open-Label Study to Evaluate the Safety and Effects of HLX-1502 in Patients With Neurofibromatosis Type 1

for Neurofibromatosis Type 1

Sites in Los Angeles, Palo Alto +12 more locations

Sponsor: Healx Limited

Sex: All·Age: 12+

Code: NCT06541847·Phase 2·Recruiting·Listed Aug 2024

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Relacorilant in Combination With Different Treatment Regimens in Patients With Gynecological Cancers

for Ovarian Cancer

Drug: Relacorilant

Sites in San Francisco, Palo Alto +14 more locations

Sponsor: Corcept Therapeutics

Sex: Female·Age: 18+

Code: NCT06906341·Phase 2·Recruiting·Listed Apr 2025

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Study of Plozasiran in Adults With Severe Hypertriglyceridemia at Risk of Acute Pancreatitis

for Severe Hypertriglyceridemia

Drug: Plozasiran

Sites in Los Angeles, Santa Clarita +14 more locations

Sponsor: Arrowhead Pharmaceuticals

Sex: All·Age: 18+

Code: NCT06880770·Phase 3·Recruiting·Listed Mar 2025

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A Study of ZL-1310 in Participants With Selected Solid Tumors

for Solid Tumors

Sites in San Francisco +11 more locations

Sponsor: Zai Lab (Shanghai) Co., Ltd.

Sex: All·Age: 18+

Code: NCT06885281·Phase 1, Phase 2·Recruiting·Listed Mar 2025

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A Study of Vosoritide in Children With Noonan Syndrome With Inadequate Growth During or After Human Growth Hormone Treatment

for Noonan Syndrome

Drug: Vosoritide

Sites in Los Angeles, Orange +20 more locations

Sponsor: BioMarin Pharmaceutical

Sex: All·Age: 3 - 11

Code: NCT06668805·Phase 2·Recruiting·Listed Oct 2024

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A Study of Neladalkib (NVL-655) in Patients With Advanced NSCLC and Other Solid Tumors Harboring ALK Rearrangement or Activating ALK Mutation (ALKOVE-1)

for Locally Advanced Solid Tumor

Sites in Sacramento, Orange +18 more locations

Sponsor: Nuvalent Inc.

Sex: All·Age: 12+

Code: NCT05384626·Phase 1, Phase 2·Recruiting·Listed May 2022

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A Study of Vedolizumab With and Without Upadacitinib in Adults With Crohn's Disease

for Crohn's Disease

Drug: Upadacitinib

Sites in Los Angeles, La Jolla +7 more locations

Sponsor: Takeda

Sex: All·Age: 18 - 65

Code: NCT06227910·Phase 3·Recruiting·Listed Jan 2024

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A Study of Mirikizumab (LY3074828) in Pediatric Participants With Crohn's Disease

for Crohn's Disease

Sites in Los Angeles +14 more locations

Sponsor: Eli Lilly and Company

Sex: All·Age: 2 - 17

Code: NCT05509777·Phase 3·Recruiting·Listed Aug 2022

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Study of IDE196 in Patients With Solid Tumors Harboring GNAQ/11 Mutations or PRKC Fusions

for Metastatic Uveal Melanoma

Sites in Los Angeles +6 more locations

Sponsor: IDEAYA Biosciences

Sex: All·Age: 18+

Code: NCT03947385·Phase 1, Phase 2·Recruiting·Listed May 2019

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Fertilo In Vitro Research Study and Trial

for In Vitro Maturation of Oocytes

Sites in Encino, Clovis +11 more locations

Sponsor: Gameto, Inc.

Sex: Female·Age: 18 - 35·Accepts healthy volunteers

Code: NCT06858111·Phase 3·Recruiting·Listed Mar 2025

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A Study of TAK-360 in Adults With Idiopathic Hypersomnia

for Idiopathic Hypersomnia

Sites in Redwood City, Santa Ana +11 more locations

Sponsor: Takeda

Sex: All·Age: 18 - 70

Code: NCT06812078·Phase 2·Recruiting·Listed Feb 2025

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Study of Lunresertib Alone or in Combination With RP-3500 or Debio 0123 in Patients With Advanced Solid Tumors

for Advanced Solid Tumor

Sites in San Francisco +13 more locations

Sponsor: Debiopharm International SA

Sex: All·Age: 12+

Code: NCT04855656·Phase 1·Recruiting·Listed Apr 2021

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A Trial to Test if TEV-56286 is Effective for Treatment of Participants With Multiple System Atrophy

for Multiple System Atrophy

Sites in Los Angeles, La Jolla +13 more locations

Sponsor: Teva Branded Pharmaceutical Products R&D LLC

Sex: All·Age: 30 - 75

Code: NCT06568237·Phase 2·Recruiting·Listed Aug 2024

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A Study to Evaluate the Efficacy and Safety of Frexalimab, Brivekimig, or Rilzabrutinib in Participants Aged 16 to 75 Years With Primary Focal Segmental Glomerulosclerosis or Minimal Change Disease

for Focal Segmental Glomerulosclerosis

Drug: Brivekimig

Sites in San Francisco, Orange +14 more locations

Sponsor: Sanofi

Sex: All·Age: 16 - 75

Code: NCT06500702·Phase 2·Recruiting·Listed Jul 2024

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Mocravimod as Adjunctive and Maintenance Treatment in AML Patients Undergoing Allo-HCT

for Adult Acute Myeloid Leukemia

Sites in Los Angeles, Duarte +11 more locations

Sponsor: Priothera SAS

Sex: All·Age: 18 - 75

Code: NCT05429632·Phase 3·Recruiting·Listed Jun 2022

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Study of DISC-0974 (RALLY-MF) in Participants With Myelofibrosis or Myelodysplastic Syndrome and Anemia

for Myelofibrosis

Sites in San Francisco, Duarte +21 more locations

Sponsor: Disc Medicine, Inc

Sex: All·Age: 18+

Code: NCT05320198·Phase 1, Phase 2·Recruiting·Listed Apr 2022

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NBI-1065845-MDD3026: Study to Assess the Efficacy and Safety of NBI-1065845 as an Adjunctive Treatment in Participants With Major Depressive Disorder (MDD)

for Major Depressive Disorder

Drug: NBI-1065845

Sites in Los Angeles, Stanford +8 more locations

Sponsor: Neurocrine Biosciences

Sex: All·Age: 18+

Code: NCT06963021·Phase 3·Recruiting·Listed May 2025

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A Study of ASP2138 Given by Itself or Given With Other Cancer Treatments in Adults With Stomach Cancer, Gastroesophageal Junction Cancer, or Pancreatic Cancer

for Gastric Adenocarcinoma

Sites in Orange +9 more locations

Sponsor: Astellas Pharma Global Development, Inc.

Sex: All·Age: 18+

Code: NCT05365581·Phase 1·Recruiting·Listed May 2022

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Chronic Nausea and Vomiting in Patients With Normal Gastric Emptying Using the Enterra® Therapy System (NAVIGATE)

for Nausea

Sites in Los Angeles, San Francisco +10 more locations

Sponsor: Enterra Medical, Inc.

Sex: All·Age: 18+

Code: NCT06464926·Recruiting·Listed Jun 2024

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Multicenter Trial of Antibiotic Eluting Graft for Promoting New Bone Growth in/Near Infected Bone Cavities

for Periprosthetic Joint Infections

Sites in Los Angeles +12 more locations

Sponsor: Elute, Inc.

Sex: All·Age: 22+·Accepts healthy volunteers

Code: NCT05361941·Recruiting·Listed May 2022

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Study of mRNA-4359 Administered Alone and in Combination With Immune Checkpoint Blockade in Participants With Advanced Solid Tumors

for Advanced Solid Tumors

Sites in Los Angeles, San Francisco +12 more locations

Sponsor: ModernaTX, Inc.

Sex: All·Age: 12+

Code: NCT05533697·Phase 1, Phase 2·Recruiting·Listed Sep 2022

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Alpelisib in Pediatric and Adult Patients With Lymphatic Malformations Associated With a PIK3CA Mutation.

for Lymphatic Malformations

Sites in Palo Alto, Orange +16 more locations

Sponsor: Novartis Pharmaceuticals

Sex: All·Age: 0 - 100

Code: NCT05948943·Phase 2, Phase 3·Recruiting·Listed Jul 2023

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Phase 2 Study of ADX-038 in Participants With Geographic Atrophy

for Geographic Atrophy Secondary to Age-related Macular Degeneration

Sites in Beverly Hills, Huntington Beach +16 more locations

Sponsor: ADARx Pharmaceuticals, Inc.

Sex: All·Age: 60+

Code: NCT06990269·Phase 2·Recruiting·Listed May 2025

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A Clinical Study to Evaluate Ianalumab in Participants With Diffuse Cutaneous Systemic Sclerosis

for Diffuse Cutaneous Systemic Sclerosis

Drug: Ianalumab

Sites in Los Angeles, Newport Beach +15 more locations

Sponsor: Novartis Pharmaceuticals

Sex: All·Age: 18 - 70

Code: NCT06470048·Phase 2·Recruiting·Listed Jun 2024

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Phase 2 Study Evaluating Rapcabtagene Autoleucel in Participants With Diffuse Cutaneous Systemic Sclerosis

for Scleroderma, Diffuse

Sites in Los Angeles, San Francisco +12 more locations

Sponsor: Novartis Pharmaceuticals

Sex: All·Age: 18 - 70

Code: NCT06655896·Phase 2·Recruiting·Listed Oct 2024

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Safety and Efficacy of 3 Dose Levels of NMD670 in Adult Patients With Myasthenia Gravis

for Myasthenia Gravis

Sites in Irvine +9 more locations

Sponsor: NMD Pharma A/S

Sex: All·Age: 18+

Code: NCT06414954·Phase 2·Recruiting·Listed May 2024

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Safety Evaluation of Prismocitrate 18 in Patients Receiving CRRT

for Regional Citrate Anticoagulation (RCA)

Sites in Los Angeles +7 more locations

Sponsor: Vantive Health LLC

Sex: All·Age: 18+

Code: NCT05399537·Phase 3·Recruiting·Listed Jun 2022

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