Paid Clinical Trials in California

California has 6,497 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 12, 2026.

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6,497 clinical trials

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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

9 locations incl. Los Angeles

Sponsor: Debiopharm International SA

Sex: All·Age: 18+

Code: NCT06930625·Phase 3·Recruiting

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A Study to Investigate Safety and Effectiveness of CRN09682 in Participants With SST2-Expressing NENs and Other Solid Tumors

for SST2-positive Neuroendocrine Neoplasms

20 locations incl. Phoenix

Sponsor: Crinetics Pharmaceuticals Inc.

Sex: All·Age: 18+

Code: NCT07129252·Phase 1, Phase 2·Recruiting

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Phase II Non-Randomized Study Evaluating POSLUMA-PSMA PET Response After Oligo- Metastatic/Progressive-directed Treatment With Radiotherapy (PROMPT-R)

for Prostate Cancer

1 location in Duarte

Sponsor: City of Hope Medical Center

Sex: Male·Age: 18+

Code: NCT07210086·Phase 2·Recruiting

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IBI363 vs Docetaxel in Patients With Advanced Squamous Lung Cancer After Standard Treatments Have Failed

for iO Resistant sqNSCLC

7 locations incl. Jonesboro

Sponsor: Fortvita Biologics (USA)Inc.

Sex: All·Age: 18+

Code: NCT07217301·Phase 3·Recruiting

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A Study to Evaluate the Efficacy and Safety of Cannabidiol Oral Solution (CBD-OS [GWP42003-P, JZP926]) for the Treatment of Focal-Onset Seizures

for Focal Seizures

24 locations incl. Phoenix

Sponsor: Jazz Pharmaceuticals

Sex: All·Age: 12 - 75

Code: NCT07233239·Phase 1·Recruiting

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Towards Restoring Complex Movement After Paralysis: Algorithm Development With Healthy Participants

for Movement Disorders

1 location in Los Angeles

Sponsor: University of California, Los Angeles

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

Code: NCT07236892·Recruiting

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Tracking Self-Reported Functional Needs and Quality of Life

for Upper Motor Neuron Disease

1 location in San Francisco

Sponsor: Cionic, Inc.

Sex: All·Age: 22+

Code: NCT07284810·Enrolling By Invitation

Observational Study of VYKAT™ XR in Patients With Prader-Willi Syndrome

for Prader-Willi Syndrome

15 locations incl. Los Angeles

Sponsor: Soleno Therapeutics, Inc.

Sex: All·Age: 4+

Code: NCT07450664·Enrolling By Invitation

Combining Immunotherapy and Radiation Therapy to Help Patients Avoid Bladder Removal After Treatment Shrinks Muscle Invasive Bladder Cancer, BRIGHT Trial

for Muscle Invasive Bladder Urothelial Carcinoma

143 locations incl. Birmingham

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: 18+

Code: NCT07061964·Phase 2·Recruiting

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PHENOGENE-1A (Cromolyn) Treatment in Patients With Mild to Moderate ALS

for Amyotrophic Lateral Sclerosis (ALS)

5 locations incl. Scottsdale

Sponsor: PhenoNet, Inc.

Sex: All·Age: 18 - 75

Code: NCT07142291·Phase 2·Recruiting

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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

11 locations incl. Glendale

Sponsor: Shanghai Henlius Biotech

Sex: All·Age: 18 - 65

Code: NCT07176650·Phase 1·Recruiting

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SAFety and Efficacy of Human Anti-thymocyte ImmunoGlobUlin SAB-142 ARresting Progression of Type 1 Diabetes

for Type 1 Diabetes

23 locations incl. San Francisco

Sponsor: SAb Biotherapeutics, Inc.

Sex: All·Age: 5 - 40

Code: NCT07187531·Phase 2·Recruiting

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Detrusor Nerve Radiofrequency Ablation for Overactive Bladder in Women

for Overactive Bladder

9 locations incl. Palo Alto

Sponsor: InMode MD Ltd.

Sex: Female·Age: 22 - 80

Code: NCT07209397·Recruiting

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Maridebart Cafraglutide Versus Placebo in Adult Participants With Obstructive Sleep Apnea Not on Positive Airway Pressure (PAP) Therapy

for Obstructive Sleep Apnea

13 locations incl. Northridge

Sponsor: Amgen

Sex: All·Age: 18 - 99

Code: NCT07226765·Phase 3·Recruiting

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Long-term Efficacy and Safety Extension (LTE) Study of Barzolvolimab in Participants With Chronic Spontaneous Urticaria

for Chronic Spontaneous Urticaria

19 locations incl. Birmingham

Sponsor: Celldex Therapeutics

Sex: All·Age: 18+

Code: NCT07256392·Phase 3·Enrolling By Invitation

Mirena for the Treatment of Nonatypical Endometrial Hyperplasia for 6 Months

for Endometrial Hyperplasia

69 locations incl. Birmingham

Sponsor: Bayer

Sex: Female·Age: 18+

Code: NCT06904274·Phase 3·Recruiting

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A Platform Study in Non-Small Cell Lung Cancer (NSCLC)

for Advanced or Metastatic Non-small Cell Lung Cancer

10 locations incl. Phoenix

Sponsor: AstraZeneca

Sex: All·Age: 18+

Code: NCT06996782·Phase 1, Phase 2·Recruiting

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A Study to Evaluate the Efficacy and Safety of Intravenous (IV) Prasinezumab in Participants With Early-Stage Parkinson's Disease

for Parkinson's Disease

Drug: Prasinezumab

42 locations incl. Birmingham

Sponsor: Hoffmann-La Roche

Sex: All·Age: 50 - 85

Code: NCT07174310·Phase 3·Recruiting

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REGN7508 Versus Acetylsalicylic Acid (ASA) for Venous Thromboprophylaxis After Total Knee Arthroplasty in Adult Participants

for Symptomatic Venous Thromboembolism (VTE)

19 locations incl. Rancho Mirage

Sponsor: Regeneron Pharmaceuticals

Sex: All·Age: 18+

Code: NCT07213778·Phase 3·Recruiting

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A Study of KT-621 Administered Orally to Participants With Moderate to Severe Atopic Dermatitis

for Atopic Dermatitis

20 locations incl. Birmingham

Sponsor: Kymera Therapeutics, Inc.

Sex: All·Age: 12 - 75

Code: NCT07217015·Phase 2·Recruiting

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A First-in-human Study of S230815 in Pediatric Participants With KCNT1-related Developmental and Epileptic Encephalopathy

for Epileptic Encephalopathy

6 locations incl. Orange

Sponsor: Institut de Recherches Internationales Servier

Sex: All·Age: 2 - 12

Code: NCT07227857·Phase 1, Phase 2·Recruiting

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A Study to Evaluate How the Study Drug Moves Through the Body, Adverse Events, and How the Body Tolerates ABBV-547 Injections

for Healthy Volunteer

2 locations incl. Anaheim

Sponsor: AbbVie

Sex: All·Age: 18 - 55·Accepts healthy volunteers

Code: NCT07232004·Phase 1·Recruiting

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Moderate-to-Severe Dry Eye Disease Relief Using Acoltremon

for Dry Eye Disease (DED)

1 location in Encino

Sponsor: Colvard Kandavel Eye Center

Sex: All·Age: 18 - 60

Code: NCT07268599·Enrolling By Invitation

An Evaluation of the PureWick™ Male External Catheter Versus an Established Comparator Overnight in the Home Setting for Incontinence in Adult Males

for Urinary Incontinence

8 locations incl. Guntersville

Sponsor: C. R. Bard

Sex: Male·Age: 18+

Code: NCT07282860·Enrolling By Invitation

A Study of Brenipatide in Adult Participants With Bipolar Disorder (RENEW-Bipolar-1)

for Bipolar Disorder

Drug: Brenipatide

20 locations incl. Orange

Sponsor: Eli Lilly and Company

Sex: All·Age: 18 - 75

Code: NCT07286175·Phase 2·Recruiting

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Study of MRM-3379 in Male Participants With Fragile X Syndrome (BLOOM)

for Fragile X Syndrome

15 locations incl. Phoenix

Sponsor: Mirum Pharmaceuticals, Inc.

Sex: Male·Age: 13 - 45

Code: NCT07209462·Phase 2·Recruiting

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A Study to Assess Anti-Tumor Activity of Intravenously (IV) Infused Carboplatin With Mirvetuximab Soravtansine in Participants With Newly Diagnosed Folate Receptor Alpha (FRα)Expressing Advanced-Stage Serous Epithelial Ovarian, Fallopian Tube or Primary Peritoneal Cancer.

for Epithelial Ovarian Cancer

64 locations incl. Birmingham

Sponsor: AbbVie

Sex: Female·Age: 18+

Code: NCT06890338·Phase 2·Recruiting

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Comparison of Microbiome Changes in Healthy Adults Following Ketone Ester Consumption

for Microbiome Analysis

1 location in San Francisco

Sponsor: University of California, San Francisco

Sex: All·Age: 18 - 40·Accepts healthy volunteers

Code: NCT06954675·Recruiting

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Phase 4 Study: Long-term Safety and Efficacy of NT-501 in MacTel Type 2, Including Sham Procedure Participants

for Macular Telangiectasia Type 2 (MacTel)

23 locations incl. La Jolla

Sponsor: Neurotech Pharmaceuticals

Sex: All·Age: 18+

Code: NCT06971939·Phase 4·Recruiting

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A Clinical Study of KTX-2001 in Subjects With Metastatic Castration-Resistant Prostate Cancer (STRIKE-001)

for Metastatic Castration-resistant Prostate Cancer

13 locations incl. San Francisco

Sponsor: K36 Therapeutics, Inc.

Sex: Male·Age: 18+

Code: NCT07103018·Phase 1·Recruiting

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Evaluation of Efficacy and Safety of Suzetrigine (SUZ) for Pain Associated With Diabetic Peripheral Neuropathy

for Diabetic Peripheral Neuropathic Pain

75 locations incl. Birmingham

Sponsor: Vertex Pharmaceuticals Incorporated

Sex: All·Age: 18 - 80

Code: NCT07231419·Phase 3·Recruiting

Apply to this trial

Generative AI Plan for Care Lab Study

for Primary Health Care

1 location in Mountain View

Sponsor: Fitbit LLC

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

Code: NCT07552311·Recruiting

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Surfactant Using a Supraglottic Airway Device in Late Preterm to Early Term Infants

for Respiratory Distress Syndrome (Neonatal)

3 locations incl. Chula Vista

Sponsor: Sharp HealthCare

Sex: All·Age: 33 Weeks - 38 Weeks

Code: NCT07176117·Enrolling By Invitation

A Study to Learn About Study Medicine Called PF-08049820 in People With Eczema

for Atopic Dermatitis

4 locations incl. Northridge

Sponsor: Pfizer

Sex: All·Age: 18+

Code: NCT07216027·Phase 2·Recruiting

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A Study to Assess the Adverse Events, Change in Disease Activity, and How Oral ABBV-711 Tablets Move Through the Body as a Monotherapy and in Combination With Intravenously Infused Budigalimab (ABBV-181), in Adults With Advanced Squamous Tumors

for Advanced Squamous Tumors

6 locations incl. Duarte

Sponsor: AbbVie

Sex: All·Age: 18+

Code: NCT07241039·Phase 1·Recruiting

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Carcinoid Syndrome Efficacy Study Featuring an Oral Daily Paltusotine Regimen

for Carcinoid Syndrome

17 locations incl. Gilbert

Sponsor: Crinetics Pharmaceuticals Inc.

Sex: All·Age: 18+

Code: NCT07087054·Phase 3·Recruiting

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Trauma-Informed Care for Smoking Cessation for Pregnancy

for Smoking Cessation

1 location in San Francisco

Sponsor: University of California, San Francisco

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

Code: NCT07129590·Recruiting

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Study of Reformulated Levulan Kerastick Plus PDT for Actinic Keratosis on Face and Scalp

for Actinic Keratosis

10 locations incl. Fremont

Sponsor: Sun Pharmaceutical Industries, Inc.

Sex: All·Age: 18 - 85

Code: NCT07144345·Phase 3·Recruiting

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Phase 2a Study of VX-407 in Participants With ADPKD Who Have a Subset of PKD1 Gene Variants (AGLOW)

for Autosomal Dominant Polycystic Kidney Disease (ADPKD)

26 locations incl. Alabaster

Sponsor: Vertex Pharmaceuticals Incorporated

Sex: All·Age: 18 - 65

Code: NCT07161037·Phase 2·Recruiting

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Interventional Study of Infigratinib in Children < 3 Years Old With Achondroplasia (ACH)

for Achondroplasia

3 locations incl. Oakland

Sponsor: QED Therapeutics, a BridgeBio company

Sex: All·Age: 0 - 32 Months

Code: NCT07169279·Phase 2·Recruiting

Apply to this trial