Independent directory Public ClinicalTrials.gov records United States
Location Directory

Clinical trials in Los Angeles, California

This page shows live ClinicalTrials.gov search results for Los Angeles, California, with direct links to official study records plus on-page filtering and sorting for broad location searches.

ClinicalTrials.gov public records Last synced Nov 15, 2026, 1:33 PM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Official matching trials
4646
Shown on this page
12
Current sort
Recently updated
Location scope
Los Angeles, CA
Filters apply within this location only.

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

Filter and sort this location

These controls apply only within Los Angeles, California. Default order is Recently updated. Use recruitment status if you want to focus on actively recruiting studies in this location.

Reset location filters
Clear filters
Showing 601–612 of 4,646 matching trials in Los Angeles, CA.
Live ClinicalTrials.gov results.
Local directory summary panels are hidden while filters are applied so the page stays focused on the filtered live results.

Institutions in Los Angeles

Campus pages list official records that name the campus as a study site. Listed in directory order, not ranked.

Live official records

Open in full search
Conditions
PAH, Pulmonary Hypertension, Pulmonary Arterial Hypertension, Hypertension, Connective Tissue Diseases, Familial Primary Pulmonary Hypertension, Vascular Diseases, Cardiovascular Diseases, Hypertension, Pulmonary, Lung Diseases, Respiratory Tract Disease
Interventions
Ralinepag
Drug
Lead sponsor
United Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
48
States / cities
Phoenix, Arizona • Tucson, Arizona • La Jolla, California + 38 more
Conditions
Small Cell Lung Cancer (SCLC)
Interventions
Tarlatamab
Drug
Lead sponsor
Amgen
Industry
Eligibility
18 Years to 99 Years
Enrollment
252 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
12
States / cities
Los Angeles, California • Plainville, Connecticut • Orlando, Florida + 9 more
Conditions
Plexiform Neurofibroma, Neurofibromatosis Type 1 (NF1)
Interventions
Mirdametinib (PD-0325901) oral capsule or dispersible tablet
Drug
Lead sponsor
SpringWorks Therapeutics, Inc., a healthcare company of Merck KGaA, Darmstadt, Germany
Industry
Eligibility
2 Years and older
Enrollment
114 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2028
U.S. locations
43
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 37 more
Conditions
Melanoma of Unknown Primary, Metastatic Malignant Neoplasm in Lymph Node, Pathologic Stage IIIB Cutaneous Melanoma AJCC v8, Pathologic Stage IIIC Cutaneous Melanoma AJCC v8, Pathologic Stage IIID Cutaneous Melanoma AJCC v8, Recurrent Cutaneous Melanoma
Interventions
Binimetinib, Conventional Surgery, Encorafenib, Fluorothymidine F-18
Drug · Procedure · Other
Lead sponsor
ECOG-ACRIN Cancer Research Group
Network
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
10
States / cities
Los Angeles, California • Ann Arbor, Michigan • City of Saint Peters, Missouri + 4 more
Conditions
HER2-Positive Breast Carcinoma, Hormone Receptor-Positive Breast Carcinoma, Stage IB Breast Cancer AJCC v7, Stage IIA Breast Cancer AJCC v6 and v7, Stage IIB Breast Cancer AJCC v6 and v7, Stage IIIA Breast Cancer AJCC v7, Stage IIIB Breast Cancer AJCC v7, Stage IIIC Breast Cancer AJCC v7
Interventions
Aromatase Inhibition Therapy, Carboplatin, Cytology Specimen Collection Procedure, Docetaxel, Goserelin Acetate, Laboratory Biomarker Analysis, Pertuzumab, Quality-of-Life Assessment, Therapeutic Conventional Surgery, Trastuzumab, Whole Breast Irradiation
Drug · Other · Biological + 2 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older · Female only
Enrollment
315 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2025
U.S. locations
731
States / cities
Fairbanks, Alaska • Hot Springs, Arkansas • Anaheim, California + 466 more
Conditions
Anaplastic Astrocytoma, Glioblastoma, Malignant Glioma
Interventions
Radiation Therapy, Temozolomide, Veliparib
Radiation · Drug
Lead sponsor
Children's Oncology Group
Network
Eligibility
3 Years to 25 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
145
States / cities
Birmingham, Alabama • Mobile, Alabama • Mesa, Arizona + 111 more
Conditions
Malignant Neoplasm
Interventions
Patritumab Deruxtecan
Biological
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
1 Month to 17 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
17
States / cities
Los Angeles, California • Aurora, Colorado • New Haven, Connecticut + 14 more
Conditions
Cervical Intraepithelial Neoplasia, Cervical Squamous Cell Carcinoma In Situ, Cervical Squamous Intraepithelial Neoplasia 2
Interventions
Pembrolizumab
Biological
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
21 Years and older · Female only
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Early Alzheimer's Disease
Interventions
Lecanemab IV, Placebo, Lecanemab SC
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
50 Years to 90 Years
Enrollment
1,906 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
112
States / cities
Phoenix, Arizona • Sun City, Arizona • Tucson, Arizona + 82 more
Recruiting Phase 4 Interventional Accepts healthy volunteers

Prescription of Letrozole for Uterine Myoma

NCT06143631
Conditions
Leiomyoma, Uterine, Leiomyoma, Fibroid, Fibroid Uterus
Interventions
Letrozole 2.5mg, Placebo
Drug · Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years to 53 Years · Female only
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
5
States / cities
Los Angeles, California • San Francisco, California • Rochester, Minnesota + 2 more
Recruiting Not applicable Interventional

Alleviant ALLAY-HFrEF Study

NCT06812533
Conditions
Heart Failure
Interventions
Alleviant ALV1 System, Sham-Control
Device · Other
Lead sponsor
Alleviant Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
40
States / cities
Los Angeles, California • Sacramento, California • San Diego, California + 31 more
Conditions
Heart Failure
Interventions
Investigational LUX-Dx ICM Implant
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
557 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
57
States / cities
Birmingham, Alabama • Mobile, Alabama • Jonesboro, Arkansas + 49 more