City

Clinical trials near Los Angeles, United States

Active studies with a listed research site in Los Angeles, United States.

33active studies

23recruiting now

7countries represented

40largest site network

Current studies

Status and location data reflect the registry snapshot built 2026-09-08. Verify the original record before contacting a site.

Recruiting nowNot applicable

Effects of Dietary Supplements on Muscle Mass and Function While Using GLP-1 Medication

Obesity & Overweight, Muscle Mass and StrengthCondition

Whey Protein Supplementation, Maltodextrin Placebo CapsulesTreatment

United States1 locations

University of California, Los AngelesSponsor

Updated 2026-09-08 · NCT07806838See eligibility →

Recruiting nowPhase 4

A Study to Investigate the Effectiveness of Tirzepatide (LY3298176) Following Initiation of Ixekizumab (LY2439821) in Participants With Moderate-to-Severe Plaque PsO and Obesity or Overweight in Clinical Practice (TOGETHER AMPLIFY-PsO)

Psoriasis, Overweight or ObesityCondition

TirzepatideTreatment

United States39 locations

Eli Lilly and CompanySponsor

Updated 2026-09-04 · NCT06857942See eligibility →

Recruiting nowPhase 3

Early Reinitiation of Semaglutide Post-Sleeve Gastrectomy in Youth

Pediatric Obesity, Metabolic and Bariatric SurgeryCondition

Semaglutide 2.4 mgTreatment

United States1 locations

Children's Hospital Los AngelesSponsor

Updated 2026-09-02 · NCT06934655See eligibility →

Recruiting nowPhase 2

Caloric Restriction and Activity to Reduce Chemoresistance in B-ALL

B-cell Acute Lymphoblastic Leukemia, ObesityCondition

IDEAL2 InterventionTreatment

United States16 locations

Etan OrgelSponsor

Updated 2026-08-19 · NCT05082519See eligibility →

Recruiting nowPhase 2

Multi-Site Trial of Tirzepatide for Smoking Cessation

Smoking Cessation, Smoking BehaviorsCondition

Tirzepatide, PlaceboTreatment

United States4 locations

University of Southern CaliforniaSponsor

Updated 2026-07-17 · NCT07602699See eligibility →

Recruiting nowPhase 2

A Research Study Comparing Different Ways of Increasing the Dose of NNC0662-0419 in Participants With Obesity

ObesityCondition

NNC0662-0419, SemaglutideTreatment

Puerto Rico, United States25 locations

Novo Nordisk A/SSponsor

Updated 2026-07-10 · NCT07639021See eligibility →

Recruiting nowNot applicable

A Study to See if an iPhone Weight Management App Can Help Promote Weight Loss in Adolescents and Young Adults After a Stem Cell Transplant

Obesity, Malignant NeoplasmCondition

Interview, Media InterventionTreatment

United States1 locations

Jonsson Comprehensive Cancer CenterSponsor

Updated 2026-05-11 · NCT04453072See eligibility →

Recruiting nowPhase 3

A Study to Evaluate Tradipitant on Treating Nausea and Vomiting Induced by GLP-1R Agonist Use

Nausea and Vomiting, ObesityCondition

Tradipitant, PlaceboTreatment

United States10 locations

Vanda PharmaceuticalsSponsor

Updated 2026-04-20 · NCT07446439See eligibility →

Recruiting nowPhase 4

PREvention of CardIovascular and DiabEtic kidNey Disease in Type 2 Diabetes

Type2Diabetes, ASCVDCondition

SGLT2 inhibitor, GLP-1 receptor agonistTreatment

United States36 locations

Brigham and Women's HospitalSponsor

Updated 2026-04-13 · NCT05390892See eligibility →

Recruiting nowNot applicable

Probiotic Intervention Study

Obesity, Food AddictionCondition

Probiotic, PlaceboTreatment

United States1 locations

University of California, Los AngelesSponsor

Updated 2026-03-27 · NCT06030362See eligibility →

Recruiting nowPhase 2, Phase 3

Single Nuclei RNA-seq to Map Adipose Cellular Populations and Senescent Cells in Older Subjects

Obesity, Healthy LifestyleCondition

Lifestyle Intervention, Dasatinib 100 MGTreatment

United States1 locations

Cedars-Sinai Medical CenterSponsor

Updated 2026-03-18 · NCT05653258See eligibility →

Recruiting nowNot applicable

Avoid and Resist Strategies for Weight Management

Obesity, OverweightCondition

Home food environment and grocery delivery (AVOID), Inhibitory control training (RESIST)Treatment

United States1 locations

Cedars-Sinai Medical CenterSponsor

Updated 2026-02-17 · NCT05143931See eligibility →

Recruiting nowNot applicable

FEAST Perinatal Support Program Intervention

Diet, Healthy, ObesityCondition

FEAST Perinatal Support ProgramTreatment

United States1 locations

University of Southern CaliforniaSponsor

Updated 2026-02-02 · NCT06715787See eligibility →

Recruiting nowNot applicable

Behavioral Weight Loss Intervention Utilizing Mobile Health Technology in Hematopoietic Stem Cell Transplant Patients

Obesity, Stem Cell TransplantCondition

W8L2G mobile health (mHealth) appTreatment

United States1 locations

University of California, Los AngelesSponsor

Updated 2026-01-28 · NCT04997473See eligibility →

Recruiting nowNot applicable

Comparing the Efficacy and Safety of the EndoZip System and Apollo ESG in Obese Patients

Obesity, OverweightCondition

EndoZip System, OverStitch Endoscopic Suturing System (ESG)Treatment

United States2 locations

Nitinotes Surgical Ltd.Sponsor

Updated 2026-01-21 · NCT07090005See eligibility →

Recruiting nowNot applicable

Feasibility of a Nutrition Intervention for Patients With Prediabetes at a Federally Qualified Health Center

Prediabetic State, PreDiabetesCondition

One-arm feasibility pilot of a nutrition intervention to recruit, engage, and retain DPP participants in the safety-net setting in Los AngelesTreatment

United States1 locations

Cedars-Sinai Medical CenterSponsor

Updated 2026-01-20 · NCT06897982See eligibility →

Recruiting nowNot applicable

BrainWeighve App Feasibility Study

Weight Loss, Obesity and OverweightCondition

BrainWeighve AppTreatment

United States1 locations

University of California, Los AngelesSponsor

Updated 2025-12-22 · NCT05530538See eligibility →

Recruiting nowNot applicable

eMOTION: Examining Implicit Attitudes in Physical Activity Engagement

Physical Activity, Overweight or ObesityCondition

Physical Activity Goals mHealth Intervention, TYPE/CONTEXT enhancementTreatment

United States1 locations

University of Southern CaliforniaSponsor

Updated 2025-11-03 · NCT07044570See eligibility →

Recruiting nowPhase 2

Tirzepatide for Alcohol Use Disorder

Alcohol Use Disorder, Obesity and OverweightCondition

Tirzepatide, Placebo injectionsTreatment

United States1 locations

University of Southern CaliforniaSponsor

Updated 2025-10-14 · NCT06994338See eligibility →

Recruiting nowNot applicable

eMOTION: Examining Affective Mechanisms in Physical Activity Engagement

Physical Inactivity, Overweight or ObesityCondition

Physical Activity Goals mHealth Intervention, TYPE/CONTEXT enhancementTreatment

United States1 locations

University of Southern CaliforniaSponsor

Updated 2025-06-27 · NCT06570642See eligibility →

Recruiting nowNot applicable

Brown Adipose Tissue Activity in Response to Semaglutide Administered to Obese Subjects.

ObesityCondition

Semaglutide Injectable Product (not provided by the study)Treatment

United States1 locations

University of California, Los AngelesSponsor

Updated 2025-05-11 · NCT05419726See eligibility →

Recruiting nowNot applicable

Family Intervention to Prevent Childhood Obesity

Childhood ObesityCondition

Family-Based Childhood Obesity InterventionTreatment

United States1 locations

University of California, Los AngelesSponsor

Updated 2025-03-10 · NCT05606731See eligibility →

Recruiting nowNot applicable

Use of Continuous Glucose Monitors in Children and Adolescents With Obesity

Pediatric ObesityCondition

Continuous glucose monitorTreatment

United States1 locations

University of California, Los AngelesSponsor

Updated 2024-02-12 · NCT06254768See eligibility →

Opening soonNot applicable

Pilot Study of Endoscopic Sleeve Gastroplasty for Obese Patients With Heart Failure and Preserved Ejection Fraction

Obesity (BMI>30), Heart Failure With Preserved Ejection Fraction (HFPEF)Condition

Endoscopic sleeve gastroplasty (ESG)Treatment

United States1 locations

Cedars-Sinai Medical CenterSponsor

Updated 2026-09-01 · NCT07798219See eligibility →

Opening soonPhase 2

Safety and Efficacy of NA-931 and Tirzepatide in Adults Who Are Overweight or Obese

Obesity and OverweightCondition

NA-931, TirzepatideTreatment

Australia, New Zealand17 locations

Biomed Industries, Inc.Sponsor

Updated 2026-03-27 · NCT06732245See eligibility →

Active, not recruitingPhase 3

A Study of Retatrutide (LY3437943) in Participants Who Have Obesity or Overweight and Chronic Low Back Pain

Obesity, OverweightCondition

Retatrutide, PlaceboTreatment

Argentina, Canada40 locations

Eli Lilly and CompanySponsor

Updated 2026-07-23 · NCT07035093See eligibility →

Active, not recruitingPhase 3

A Study of Retatrutide (LY3437943) in Participants Without Type 2 Diabetes Who Have Obesity or Overweight

Obesity, OverweightCondition

RetatrutideTreatment

Argentina, Canada35 locations

Eli Lilly and CompanySponsor

Updated 2026-06-09 · NCT07357415See eligibility →

Active, not recruitingPhase 4

Effect of Metformin, a Drug Used to Treat Diabetes, vs Placebo

NIDDM, ObesityCondition

Metformin Extended Release (ER) Oral Tablet, PlaceboTreatment

United States1 locations

University of California, Los AngelesSponsor

Updated 2026-06-08 · NCT05949008See eligibility →

Active, not recruitingPhase 4

Long-term Effectiveness of the Antiobesity Medication Phentermine

Obesity, Obesity; DrugCondition

Online Lifestyle Behavioral Therapy, Phentermine Hydrochloride 8 MGTreatment

United States4 locations

Wake Forest University Health SciencesSponsor

Updated 2026-03-31 · NCT05176626See eligibility →

Active, not recruitingNot applicable

A Consumer Health Study Evaluating the Impact of Pivit on Weight Loss and Appetite in Overweight Individuals

Obesity &Amp;Amp;Amp; Overweight, Obesity (Body Mass Index &Amp;Amp;Amp;Amp;gt;30 kg/m2)Condition

The Study Product (Pivit)Treatment

United States1 locations

Olfactive Biosolutions, Inc.Sponsor

Updated 2026-01-02 · NCT07245914See eligibility →

Active, not recruitingNot applicable

Teaching Kitchen Multisite Trial

ObesityCondition

Teaching Kitchen Collaborative CurriculumTreatment

United States5 locations

Harvard School of Public Health (HSPH)Sponsor

Updated 2025-10-03 · NCT05628649See eligibility →

Active, not recruitingNot applicable

Obesity Group Visits. A Novel Way to Approach the Obesity Epidemic in an Inner-City Setting

ObesityCondition

Medical Group Visit, Dietitian Individual VisitTreatment

United States1 locations

Charles Drew University of Medicine and ScienceSponsor

Updated 2025-04-15 · NCT04725058See eligibility →

Active, not recruitingNot applicable

The AUDACITY Study (AllUrion Device in Adults With Clinical ObesITY)

ObesityCondition

AGBSTreatment

United States17 locations

Allurion TechnologiesSponsor

Updated 2024-10-26 · NCT05368259See eligibility →

How current is this page?

The page is rebuilt from the public registry feed. Each trial card shows the registry update date. Recruitment can still change between builds.

Does appearing here mean I qualify?

No. These pages are discovery indexes. Only a study team can confirm eligibility after reviewing the complete protocol criteria.

Clinical trials near Los Angeles, United States

Current studies

Related cities