Paid Clinical Trials in California

California has 6,520 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 19, 2026.

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6,520 clinical trials

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A Study to Investigate the Efficacy and Safety of Bemdaneprocel in Adults Who Have Parkinson's Disease

for Parkinsons Disease (PD)

31 locations incl. Sun City

Sponsor: BlueRock Therapeutics

Sex: All·Age: 45 - 75

Code: NCT06944522·Phase 3·Recruiting

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A Study to Evaluate the Efficacy and Safety of IMG-007 in Adult Participants With Moderate-to-Severe Atopic Dermatitis

for Atopic Dermatitis

16 locations incl. Lancaster

Sponsor: Inmagene LLC

Sex: All·Age: 18 - 74

Code: NCT07037901·Phase 2·Recruiting

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AERA Pediatrics Registry

for Dysfunction of Eustachian Tube

6 locations incl. Palo Alto

Sponsor: Integra LifeSciences Corporation

Sex: All·Age: Up to 18

Code: NCT07071298·Recruiting

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Radiocaine Safety Study

for Healthy Subjects

1 location in Stanford

Sponsor: Lutroo Imaging LLC

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

Code: NCT07081217·EARLY_Phase 1·Recruiting

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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

29 locations incl. Scottsdale

Sponsor: Vima Therapeutics

Sex: All·Age: 12 - 65

Code: NCT07111663·Recruiting

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Aromatherapy Inhaler Use for HSCT Distress

for Cancer Distress

1 location in Stanford

Sponsor: Stanford University

Sex: All·Age: 18+

Code: NCT05302583·Recruiting

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Safety of MT-401-OTS in Patients With Relapsed AML or MDS

for Acute Myeloid Leukemia, in Relapse

3 locations incl. Duarte

Sponsor: Marker Therapeutics, Inc.

Sex: All·Age: 65+

Code: NCT06552416·Phase 1·Recruiting

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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

42 locations incl. Peoria

Sponsor: Altimmune, Inc.

Sex: All·Age: 18 - 75

Code: NCT07009860·Phase 2·Recruiting

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Phage Therapy for Recurrent UTIs in Kidney Transplant Recipients

for Urinary Tract Infection, Recurrent

1 location in La Jolla

Sponsor: University of California, San Diego

Sex: Female·Age: 18+

Code: NCT06409819·Phase 1, Phase 2·Recruiting

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Temporal Investigation of Multimodal Elements

for Health

1 location in Novato

Sponsor: Buck Institute for Research on Aging

Sex: All·Age: 55+·Accepts healthy volunteers

Code: NCT07107386·Recruiting

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Study of Ravulizumab in Pediatric Participants With Primary IgAN

for IgAN

2 locations incl. Palo Alto

Sponsor: Alexion Pharmaceuticals, Inc.

Sex: All·Age: 2 - 18

Code: NCT07024563·Phase 3·Recruiting

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Neonatal Platelet Transfusion Threshold Trial

for Thrombocytopenia

20 locations incl. Birmingham

Sponsor: NICHD Neonatal Research Network

Sex: All·Age: 1 Hour - 48 Hours·Accepts healthy volunteers

Code: NCT06676904·Recruiting

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Milrinone for Prevention of Post-ligation Cardiac Syndrome Trial

for Post-ligation Cardiac Syndrome

19 locations incl. Birmingham

Sponsor: NICHD Neonatal Research Network

Sex: All·Age: Up to 3 Months

Code: NCT06679855·Phase 3·Recruiting

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A Phase 2 Study of Mutant-selective PI3Kα Inhibitor, RLY-2608, in Adults and Children With PIK3CA Related Overgrowth Spectrum and Malformations Driven by PIK3CA Mutation (The ReInspire Study)

for PIK3CA-Related Overgrowth Spectrum (PROS)

20 locations incl. Phoenix

Sponsor: Relay Therapeutics, Inc.

Sex: All·Age: 2+

Code: NCT06789913·Phase 2·Recruiting

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Families Left Behind

for Grief

4 locations incl. Birmingham

Sponsor: RAND

Sex: All·Age: 18+

Code: NCT06854757·Recruiting

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A Study of a Novel Iron-based Phosphate Binder AP301 in Patients With Hyperphosphatemia in the U.S. and China

for Hyperphosphatemia

19 locations incl. Granada Hills

Sponsor: Alebund Pharmaceuticals

Sex: All·Age: 12+

Code: NCT06933472·Phase 3·Recruiting

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A Study to Evaluate the Efficacy and Safety of KarXT for the Treatment of Manic Episodes in Bipolar-I Disorder (BALSAM-2)

for Bipolar Disorder Type I With Mania or Mania With Mixed Features

Drug: KarXT

28 locations incl. Little Rock

Sponsor: Bristol-Myers Squibb

Sex: All·Age: 18 - 65

Code: NCT06951711·Phase 3·Recruiting

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Testing the Addition of an IDH2 Inhibitor, Enasidenib, to Usual Treatment (Cedazuridine-Decitabine) for Higher-Risk Myelodysplastic Syndrome (MDS) With IDH2 Mutation (A MyeloMATCH Treatment Trial)

for Myelodysplastic Syndrome

138 locations incl. Berkeley

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: 18+

Code: NCT06577441·Phase 2·Recruiting

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Testing the Addition of an Anti-cancer Drug, DT2216, to the Usual Chemotherapy Treatment for Relapsed or Refractory Solid Tumors and Fibrolamellar Carcinoma

for Childhood Fibrolamellar Carcinoma

21 locations incl. Birmingham

Sponsor: Children's Oncology Group

Sex: All·Age: 1 - 39

Code: NCT06620302·Phase 1, Phase 2·Recruiting

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Low-grade UTUC Treated With Nadofaragene Firadenovec Administered to Renal Pelvis

for Low-grade Upper Tract Urothelial Carcinoma

Drug: Nadofaragene Firadenovec

9 locations incl. Scottsdale

Sponsor: Ferring Pharmaceuticals

Sex: All·Age: 18+

Code: NCT06668493·Phase 1, Phase 2·Recruiting

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Study to Evaluate the Efficacy and Safety of Ruxolitinib Cream in Participants With Hidradenitis Suppurativa (TRuE-HS2)

for Hidradenitis Suppurativa

Drug: Ruxolitinib

67 locations incl. Birmingham

Sponsor: Incyte Corporation

Sex: All·Age: 12+

Code: NCT06958211·Phase 3·Recruiting

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Evaluating a Lifestyle Intervention to Prevent Recurrence of Diabetic Foot Ulcers

for Diabetic Foot

3 locations incl. Downey

Sponsor: University of Southern California

Sex: All·Age: 21+

Code: NCT06487780·Recruiting

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Examination of Nociscan Impact on Discogenic Low Back Pain Surgical Outcomes

for Discogenic Low Back Pain

8 locations incl. Beverly Hills

Sponsor: Aclarion

Sex: All·Age: 18 - 70

Code: NCT06661850·Recruiting

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MiGo Tracker Remote Monitoring of Home Exercise After Stroke

for Subacute Stroke

1 location in Downey

Sponsor: Flint Rehabilitation Devices, LLC

Sex: All·Age: 18+

Code: NCT06752707·Recruiting

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Family Foundations for Individuals Pregnant Via ART

for Assisted Reproductive Technology

1 location in Los Angeles

Sponsor: Cedars-Sinai Medical Center

Sex: Female·Age: 18+

Code: NCT06770972·Recruiting

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A Study to Test the Safety and Effectiveness of GSK5764227, Alone or With Other Treatments, in Participants With Advanced Gastrointestinal Cancers That Cannot be Surgically Removed

for Gastrointestinal Neoplasms

7 locations incl. Los Alamitos

Sponsor: GlaxoSmithKline

Sex: All·Age: 18+

Code: NCT06885034·Phase 1, Phase 2·Recruiting

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A Study to Investigate Progression-Free Survival With Sonrotoclax Plus Obinutuzumab Or Sonrotoclax Plus Rituximab Compared With Venetoclax Plus Rituximab Treatment In Patients With Relapsed and/or Refractory Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma (CELESTIAL-RRCLL)

for Chronic Lymphocytic Leukemia

Drug: Sonrotoclax

34 locations incl. Laguna Hills

Sponsor: BeOne Medicines

Sex: All·Age: 18+

Code: NCT06943872·Phase 3·Recruiting

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A Study to Evaluate the Efficacy and Safety of KarXT for the Treatment of Manic Episodes in Bipolar-I Disorder

for Bipolar-I Disorder With Mania or Mania With Mixed Features

Drug: KarXT

22 locations incl. Bentonville

Sponsor: Bristol-Myers Squibb

Sex: All·Age: 18 - 65

Code: NCT06951698·Phase 3·Recruiting

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Central micrOperimetry and Radial OCT Evaluation in Geographic Atrophy (CORE-GA): a Prospective Pilot Study

for Age-Related Macular Degeneration

1 location in San Francisco

Sponsor: University of California, San Francisco

Sex: All·Age: 55+

Code: NCT07556406·Recruiting

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JUST BREATHE, Breathing Life Into Innovative Therapies for ARDS- Cohort B: Paridiprubart

for Acute Respiratory Distress Syndrome (ARDS)

Drug: Cohort B: paridiprubart

40 locations incl. Birmingham

Sponsor: PPD Development, LP

Sex: All·Age: 18+

Code: NCT06701669·Phase 2·Recruiting

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JUST BREATHE, Breathing Life Into Innovative Therapies for ARDS (Master Record)

for Acute Respiratory Distress Syndrome (ARDS)

40 locations incl. Birmingham

Sponsor: PPD Development, LP

Sex: All·Age: 18+

Code: NCT06703073·Phase 2·Recruiting

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REVEAL: A Phase 3 Study of ION582 in Angelman Syndrome

for Angelman Syndrome

15 locations incl. Los Angeles

Sponsor: Ionis Pharmaceuticals, Inc.

Sex: All·Age: 2 - 50

Code: NCT06914609·Phase 3·Recruiting

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Phase 1/2 Study of ETX-636 in Participants With Advanced Solid Tumors

for Advanced Solid Tumors

10 locations incl. Newport Beach

Sponsor: Ensem Therapeutics

Sex: All·Age: 18+

Code: NCT06993844·Phase 1, Phase 2·Recruiting

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A Study to Evaluate Del-brax (Also Referred to as AOC 1020) in Participants With FSHD

for Facioscapulohumeral Muscular Dystrophy

14 locations incl. Orange

Sponsor: Avidity Biosciences, Inc.

Sex: All·Age: 16 - 70

Code: NCT07038200·Phase 3·Recruiting

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Investigating HepQuant DuO Test as a Biomarker in Alcohol-related Liver Disease

for Alcoholic Hepatitis

1 location in Redwood City

Sponsor: HepQuant, LLC

Sex: All·Age: 18+

Code: NCT07060547·Recruiting

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Clinician Satisfaction With the VERABAND™

for Chronic Low-back Pain

3 locations incl. La Jolla

Sponsor: University of Michigan

Sex: All·Age: 18 - 85

Code: NCT06080464·Recruiting

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Study to Evaluate the Efficacy, Safety, and Tolerability of BMS-986368, for the Treatment of Agitation in Participants With Alzheimer's Disease

for Agitation

53 locations incl. Homewood

Sponsor: Celgene

Sex: All·Age: 55 - 90

Code: NCT06808984·Phase 2·Recruiting

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The AIRTIVITY™ Study: A Study to Find Out Whether BI 1291583 Helps People With Bronchiectasis

for Bronchiectasis

80 locations incl. Birmingham

Sponsor: Boehringer Ingelheim

Sex: All·Age: 12+

Code: NCT06872892·Phase 3·Recruiting

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ANCHOR Study: A Study to Assess the Safety and Efficacy of ABBV-CLS-628 in Adult Participants With Autosomal Dominant Polycystic Kidney Disease (ADPKD)

for Autosomal Dominant Polycystic Kidney Disease

35 locations incl. Garden Grove

Sponsor: Calico Life Sciences LLC

Sex: All·Age: 18 - 55

Code: NCT06902558·Phase 2·Recruiting

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A Study to Learn More About the Effects and Long-Term Safety of Omaveloxolone (BIIB141) in Children and Teens With Friedreich's Ataxia

for Friedreich Ataxia

7 locations incl. Los Angeles

Sponsor: Biogen

Sex: All·Age: 2 - 15

Code: NCT06953583·Phase 3·Recruiting

Apply to this trial