About Pricing FAQs Providers Trials Blog

Login Get started

Finding studies

Your health journey, clearly organized.

Questions? feedback@clareohealth.com

Product

How it works
Pricing
For Providers
Trials

Company

About
Blog
FAQ

Legal

Privacy Policy
Terms of Service

© 2026 Clareo Health. All rights reserved.

Clareo Health | Clinical Trials in California | 51,541 Studies Near You

Clinical TrialsCalifornia

Clinical Trials in California

Discover 51,541 clinical trials near California. Find research studies in your area.

Browse by condition:

Breast Cancer Lung Cancer Prostate Cancer Colorectal Cancer Melanoma Leukemia Lymphoma Pancreatic Cancer

Order

Status

RecruitingNot yet recruitingActive, not recruitingEnrolling by invitationCompletedTerminated

Phase

Early phase 1Phase 1Phase 1–2Phase 2Phase 2–3Phase 3Phase 4No phase

Who can join

Healthy volunteers too

Showing 5981-6000 of 51,541 trials

CompletedThe Effects of Prednisone on HIV Levels and the Immune SystemThe purpose of this study is to see if it is safe and effective to give prednisone to HIV-infected patients.NCT00000921·Birmingham, Alabama and 17 others CompletedEffects of Acupuncture on Perceived Stress and Health in Military Service MembersThe goal of this is to investigate the effect of a Manual Standardized Stress Acupuncture (MSSA) protocol as an adjunct treatment to a short-term mindfulness therapy for perceived…NCT06044714·San Diego, California

Find Trials by Condition in California

Breast Cancerin California Lung Cancerin California Prostate Cancerin California Colorectal Cancerin California Melanomain California Leukemiain California Lymphomain California Pancreatic Cancerin California Ovarian Cancerin California Brain Cancerin California

Data from ClinicalTrials.govTerms

RecruitingStudy of ABX-002 for the Adjunctive Treatment of Major Depressive Disorder (AMPLIFY)The goal of this clinical trial is to learn if ABX-002 added to an existing antidepressant treatment will benefit depression symptoms in adults with moderate to severe major…NCT06633016·Birmingham, Alabama and 49 others

CompletedImpact of Neuromodulation on Language Impairments in Stroke PatientsUp to 40% of stroke survivors suffer from aphasia, making recovery of language abilities a top priority in stroke rehabilitation.NCT03699930·Pomona, California

CompletedRetrospective/Prospective Data Collection on the LDR ROIC Interbody Fusion Device With VerteBRIDGE PlatingThe purpose of this combined retrospective and prospective clinical study is to examine the clinical outcomes of the ROI-C® anterior cervical interbody fusion device with…NCT02104167·Laguna Hills, California and 6 others

CompletedPilot Study to Evaluate the Efficacy of Zidovudine in Preventing CD4+ Lymphocyte Decline in Patients With Primary HIV Infection. (One Treatment Arm Receives Placebo)To evaluate the safety and efficacy of early treatment with zidovudine for preventing a decline in CD4+ lymphocyte counts in patients with primary HIV infection.NCT00000765·Los Angeles, California and 8 others

TerminatedA Study to Evaluate PF-06730512 in Adults With Focal Segmental Glomerulosclerosis (FSGS)The purpose of this Phase 2 adaptive study is to evaluate the efficacy, safety, tolerability and pharmacokinetics of PF-06730512 following multiple intravenous infusions in adult…NCT03448692·Birmingham, Alabama and 109 others

CompletedStudy to Assess the Safety, Tolerability, Pharmacokinetics and Antiviral Activity of ABT-267 in HCV Infected SubjectsThe purpose of this study is to assess the safety, tolerability, pharmacokinetics, and antiviral activity of multiple, ascending doses of ABT-267 (also known as ombitasvir)…NCT01563536·Bakersfield, California and 3 others

CompletedA Study of the Efficacy and Safety of Apremilast (CC-10004) in Subjects With Moderate to Severe Plaque Psoriasis of the ScalpThis is a Phase 3, multicenter, randomized, placebo-controlled, double-blind study of the efficacy and safety of apremilast (CC-10004) in subjects with moderate to severe plaque…NCT03123471·Rogers, Arkansas and 44 others

CompletedAsthma Digital StudyThe Asthma Digital Study is a virtual, two-arm, randomized, controlled trial that will investigate the impact of digital tools on asthma symptom control, exacerbation frequency…NCT04609644·Palo Alto, California

Active not recruitingA Study of Niraparib in Combination With Abiraterone Acetate and Prednisone Versus Abiraterone Acetate and Prednisone for the Treatment of Participants With Deleterious Germline or Somatic Homologous Recombination Repair (HRR) Gene-MutatedProstatic Neoplasms (mCSPC)The purpose of the study is to determine if the combination of niraparib with Abiraterone Acetate (AA) plus prednisone compared with AA plus prednisone in participants with…NCT04497844·Homewood, Alabama and 386 others

UnknownREMUNE HIV/AIDS Vaccine Phase II Pediatric Safety & Efficacy Clinical StudyThe primary objective is to compare \& evaluate between the treatment groups the changes in decline/reduction of HIV viral load \& increase changes in WBC white blood cell counts…NCT02291809·San Diego, California

TerminatedTTAC-0001 Phase II Trial With Recurrent Glioblastoma Progressed on BevacizumabThis is a phase II, open-Label clinical trial to evaluate the safety and efficacy of TTAC-0001 in patients with recurrent glioblastoma who was progressed on bevacizumab including…NCT03856099·Stanford, California and 2 others

TerminatedA Phase 4 Safety and Efficacy Study to Evaluate Lesinurad 200 mg in Participants With Gout and Renal ImpairmentThis study evaluates the safety and efficacy of lesinurad administered with an XOI versus a placebo plus an XOI in gout participants who have moderate renal impairment and who are…NCT03226899·Birmingham, Alabama and 115 others

CompletedErlotinib Hydrochloride and Bevacizumab in Treating Patients With Stage IV Breast CancerThis phase II trial studies how well erlotinib hydrochloride and bevacizumab work in treating patients with stage IV breast cancer.NCT00054132·San Francisco, California and 1 other

CompletedEffectiveness of V-Go™ for Patients With Diabetes in a Real-world SettingThe aim of the present study is to observe glycemic control, dose requirements, hypoglycemia risk, other possible adverse effects and weight changes, as well as to compare these…NCT01326598·Chula Vista, California and 24 others

UnknownMicrowave Thermotherapy in Treating Women With Stage I or Stage II Breast CancerRATIONALE: Microwave thermotherapy kills tumor cells by heating them to several degrees above body temperature.NCT00036998·Los Angeles, California and 7 others

Active not recruitingA Study of Teclistamab in Participants With Relapsed or Refractory Multiple MyelomaThe purpose of this study is to evaluate the efficacy of teclistamab at the recommended Phase 2 dose (RP2D).NCT04557098·Birmingham, Alabama and 50 others

CompletedA Fixed Dose Study of Ropinirole Prolonged Release as Adjunctive Treatment in Patients With Advanced Parkinson's DiseaseThis is a double blind, fixed dose, parallel group study to characterize the dose response of ropinirole PR as adjunctive therapy to L-dopa in patients with late stage Parkinson's…NCT01494532·Fountain Valley, California and 51 others

CompletedClinical and Neurobiological Effects of Cannabis Dependence in Young AdultsThe purpose of this study is to find out more about cognitive functioning in people who are cannabis dependent, relative to people who do not use cannabis, and how their brains…NCT00656487·La Jolla, California

PreviousPage 300 of 2578Next

Diabetes

in California

Heart Diseasein California