California is currently home to 5602 active clinical trials, seeking participants for engagement in research studies. These trials take place at a variety of cities in the state, including Los Angeles, San Francisco, San Diego and Sacramento. Whether you're a healthy volunteer interested in paid medical research or someone seeking trials related to a specific condition, the state offers a diverse array of opportunities in your vicinity.
Evaluating Cryopreserved Osteochondral Allograft Cores for the Treatment of Osteochondral Lesions in the Knee
Recruiting
The primary objective of this study is to obtain evidence of the effectiveness of Cryopreserved Osteochondral Allograft Core in the treatment of osteochondral lesions on the femoral condyle.
Gender:
ALL
Ages:
Between 12 years and 60 years
Trial Updated:
05/16/2025
Locations: Cedars-Sinai Kerlan Jobe Institute, Los Angeles, California
Conditions: Osteochondral Defect
A Registry for People With T-cell Lymphoma
Recruiting
The purpose of this registry study is to create a database-a collection of information-for better understanding T-cell lymphoma. Researchers will use the information from this database to learn more about how to improve outcomes for people with T-cell lymphoma.
Gender:
ALL
Ages:
All
Trial Updated:
05/16/2025
Locations: City of Hope Cancer Center (Data collection only), Duarte, California
Conditions: T-cell Lymphoma, NK-Cell Lymphoma, T-cell Prolymphocytic Leukemia, T-cell Large Granular Lymphocytic Leukemia, Chronic Lymphoproliferative Disorder of NK Cells, Aggressive NK-cell Leukemia, Systemic Epstein-Barr Virus Positive T-Cell Lymphoproliferative Disease of Childhood (Disorder), Systemic Epstein Barr Virus Positive T-Cell Lymphoproliferative Disease of Childhood, Chronic Active EBV Infection of T-and NK-Cell Type, Systemic Form, Hydroa Vacciniforme-Like Lymphoproliferative Disorder, Adult T-cell Leukemia/Lymphoma, Extranodal NK/T-cell Lymphoma, Nasal Type, Enteropathy-associated T-cell Lymphoma, Monomorphic Epitheliotropic Intestinal T-Cell Lymphoma, Intestinal T-Cell Lymphoma, Not Otherwise Specified, Indolent T-Cell Lymphoproliferative Disorder of the Gastrointestinal Tract, Hepatosplenic T-cell Lymphoma, Subcutaneous Panniculitis-Like T-Cell Lymphoma, Mycosis Fungoides, Sezary Syndrome, Primary Cutaneous Anaplastic Large Cell Lymphoma, Primary Cutaneous T-cell Lymphoma, Primary Cutaneous CD8-Positive Aggressive Epidermotropic T-Cell Lymphoma, Primary Cutaneous Acral CD8-Positive T-Cell Lymphoma, Peripheral T-Cell Lymphoma, Not Otherwise Specified, Angioimmunoblastic T-cell Lymphoma, Follicular T-Cell Lymphoma, Nodal Peripheral T-Cell Lymphoma With TFH Phenotype, Anaplastic Large Cell Lymphoma, ALK-Positive, Anaplastic Large Cell Lymphoma, ALK-negative, Breast Implant-Associated Anaplastic Large Cell Lymphoma
Open-label of Loncastuximab Tesirine (ADCT-402) in Relapsed/Refractory Marginal Zone Lymphoma
Recruiting
The purpose of this research study is to see if loncastuximab tesirine has any benefits at dose levels researchers found acceptable in earlier studies in patients with related forms of immune cell cancers. The researchers want to find out the effects (good and bad) that loncastuximab tesirine has on the participant and the participant's condition.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
05/16/2025
Locations: City of Hope National Medical Center, Duarte, California
Conditions: Marginal Zone Lymphoma
Parkinson's Foundation PD GENEration Genetic Registry
Recruiting
Development of a central repository for PD-related genomic data for future research.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
05/16/2025
Locations: University of California San Diego (UCSD), La Jolla, California
Conditions: Parkinson's Disease
A Study of TAK-360 in Adults With Narcolepsy Without Cataplexy (NT2)
Recruiting
Narcolepsy without cataplexy or Narcolepsy Type 2 (NT2) is a lifelong condition that makes people very sleepy during the day, regardless of how much sleep they get at night. People with NT2 may fall asleep suddenly, have trouble staying awake during the day, or may not be able to sleep well at night. They may have difficulty thinking clearly, paying attention, or remembering things, during the day. These symptoms can make daily activities like driving, working, or caring for their families chall... Read More
Gender:
ALL
Ages:
Between 18 years and 70 years
Trial Updated:
05/15/2025
Locations: Takeda Site 14, Redwood City, California
Conditions: Narcolepsy Type 2
Phase 1b/2a Randomized Double-blind Study to Investigate Safety Tolerability PK PD Preliminary Efficacy of Oral Administration of SNIPR001 in Patients With Hematologic Malignancy Scheduled for Allogeneic Hematopoietic Stem-Cell Transplant Receiving FQ Prophylaxis & Harboring FQR Ecoli PreTransplant
Recruiting
This is a Phase 1b/2a study in allogenic hematopoetic stem cell transplant patients to investigate the safety, PK, PD and preliminary efficacy of multiple oral administrations of SNIPR001 when given concomitantly with SoC levofloxacin.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
05/15/2025
Locations: City of Hope, Duarte, California
Conditions: E Coli Infections, Allogenic Transplant Patients
Testing Olaparib for One or Two Years, With or Without Bevacizumab, to Treat Ovarian Cancer
Recruiting
This phase III trial compares the effect of olaparib for one year versus two years, with or without bevacizumab, for the treatment of BRCA 1/2 mutated or homologous recombination deficient stage III or IV ovarian cancer. Olaparib is a polyadenosine 5'-diphosphoribose polymerase (PARP) enzyme inhibitor and may stop the growth of tumor cells by blocking some of the enzymes needed for cell growth. Bevacizumab is in a class of medications called antiangiogenic agents. It works by stopping the format... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
05/15/2025
Locations: Kaiser Permanente-Deer Valley Medical Center, Antioch, California
Conditions: Fallopian Tube Endometrioid Adenocarcinoma, Fallopian Tube High Grade Serous Adenocarcinoma, FIGO Stage III Ovarian Cancer 2014, FIGO Stage IV Ovarian Cancer 2014, Ovarian Carcinoma, Primary Peritoneal Endometrioid Adenocarcinoma, Primary Peritoneal High Grade Serous Adenocarcinoma, Ovarian High Grade Serous Adenocarcinoma, Ovarian High Grade Endometrioid Adenocarcinoma
Phase 1 Study of GC1130A in Pediatric Patients With Sanfilippo Syndrome Type A (MPS IIIA)
Recruiting
The purpose of this study is to evaluate the safety, tolerability, efficacy, pharmacokinetics and pharmacodynamics of recombinant human heparan N-sulfatase (rhHNS, GC1130A) administered via intracerebroventricular access device in pediatric patients with Sanfilippo Syndrome Type A (MPS IIIA).
Gender:
ALL
Ages:
Between 24 months and 72 months
Trial Updated:
05/15/2025
Locations: UCSF Benioff Children's Hospital, Oakland, California
Conditions: Sanfilippo Syndrome Type a
Tailoring Therapy in Post-surgical Patients With Low-risk Endometrial Cancer
Recruiting
This phase II trial tests how well tailoring therapy in post-surgery works in patients with low-risk endometrial cancer. The usual approach for patients with low-risk endometrial cancer is treatment with surgery. In this study, tissue that is removed as part of the surgical procedure is analyzed in the pathology laboratory to help guide the doctor to decide whether or not additional treatment such as radiation and or chemotherapy should be recommended.
Gender:
FEMALE
Ages:
18 years and above
Trial Updated:
05/15/2025
Locations: Cedars Sinai Medical Center, Los Angeles, California
Conditions: Stage I Uterine Corpus Endometrial Stromal Sarcoma AJCC V8, Stage II Uterine Corpus Endometrial Stromal Sarcoma AJCC V8, Stage III Uterine Corpus Endometrial Stromal Sarcoma AJCC V8
A Trial to Evaluate the Efficacy and Safety of Tralokinumab in Combination With Topical Corticosteroids in Children and Infants With Moderate-to-severe Atopic Dermatitis
Recruiting
The purpose of this trial is to test whether treatment with tralokinumab (administered subcutaneous injections \[SC\]) in combination with topical corticosteroids (TCS) is safe and effective to treat moderate-to-severe atopic dermatitis (AD) in children and infants. This will be judged by a range of assessments that rate the severity and extent of atopic dermatitis and its symptoms, as well as general health status and quality of life. The trial will last for up to 4 years. There will be visits... Read More
Gender:
ALL
Ages:
Between 6 months and 11 years
Trial Updated:
05/15/2025
Locations: Leo Pharma Investigational site, Palo Alto, California
Conditions: Atopic Dermatitis
Phase 3 Trial to Evaluate the Efficacy and Safety of Aficamten Compared to Placebo in Adults With Symptomatic nHCM
Recruiting
This clinical trial will study the effects of aficamten (versus placebo) on the quality of life, exercise capacity, and clinical outcomes of patients with non-obstructive hypertrophic cardiomyopathy.
Gender:
ALL
Ages:
Between 18 years and 85 years
Trial Updated:
05/15/2025
Locations: UC San Diego Health - Sulpizio Cardiovascular Center, La Jolla, California
Conditions: Symptomatic Non-Obstructive Hypertrophic Cardiomyopathy
B7-H3 Chimeric Antigen Receptor T Cells (B7-H3CART) in Recurrent Glioblastoma Multiforme
Recruiting
This is an open label, non-randomized, single site Phase I study to test the manufacturing feasibility and safety of locoregional (LR) administration of B7-H3CART into the central nervous system of adult subjects with recurrent IDH wild-type GBM using a standard 3+3 dose escalation design.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
05/15/2025
Locations: Stanford Cancer Institute, Palo Alto, California
Conditions: Brain and Nervous System