NCT06297603

Brief Summary

The purpose of this study is to investigate the efficacy and safety of retatrutide compared with placebo in participants with Type 2 Diabetes and renal impairment, with inadequate glycemic control on basal insulin alone or a combination of basal insulin with or without metformin and/or sodium-glucose cotransporter-2 (SGLT2) inhibitor. The study will last about 14 months and may include up to 22 visits.

Trial Health

82
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
320

participants targeted

Target at P25-P50 for phase_3 type-2-diabetes

Timeline
6mo left

Started Mar 2024

Typical duration for phase_3 type-2-diabetes

Geographic Reach
7 countries

76 active sites

Status
active not recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Progress82%
Mar 2024Nov 2026

First Submitted

Initial submission to the registry

March 1, 2024

Completed
6 days until next milestone

First Posted

Study publicly available on registry

March 7, 2024

Completed
8 days until next milestone

Study Start

First participant enrolled

March 15, 2024

Completed
2.5 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

October 1, 2026

Expected
1 month until next milestone

Study Completion

Last participant's last visit for all outcomes

November 1, 2026

Last Updated

December 24, 2025

Status Verified

December 1, 2025

Enrollment Period

2.5 years

First QC Date

March 1, 2024

Last Update Submit

December 23, 2025

Conditions

Keywords

Glucose Metabolism DisordersMetabolic DiseasesEndocrine System DiseasesDiabetes MellitusDiabetes Mellitus, Type 2Kidney DiseaseRenal Insufficiency Chronic

Outcome Measures

Primary Outcomes (1)

  • Change from Baseline in Hemoglobin A1c (HbA1c) (%)

    Baseline, Week 52

Secondary Outcomes (13)

  • Percentage of Participants Achieving HbA1c <7.0%

    Week 52

  • Percentage of Participants Achieving HbA1c ≤6.5%

    Week 52

  • Change from Baseline in Fasting Serum Glucose

    Baseline, Week 52

  • Percentage of Time Continuous Glucose Monitoring (CGM) Glucose Values are Between 70 and 180 mg/dL

    Week 52

  • Percent Change from Baseline in Body Weight

    Baseline, Week 52

  • +8 more secondary outcomes

Study Arms (4)

Retatrutide Dose 1

EXPERIMENTAL

Participants will receive retatrutide administered subcutaneously (SC).

Drug: Retatrutide

Retatrutide Dose 2

EXPERIMENTAL

Participants will receive retatrutide administered SC.

Drug: Retatrutide

Retatrutide Dose 3

EXPERIMENTAL

Participants will receive retatrutide administered SC.

Drug: Retatrutide

Placebo

PLACEBO COMPARATOR

Participants will receive placebo administered SC.

Drug: Placebo

Interventions

Administered SC

Also known as: LY3437943
Retatrutide Dose 1Retatrutide Dose 2Retatrutide Dose 3

Administered SC

Placebo

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Have Type 2 Diabetes (T2D)
  • Have HbA1c ≥7.0% (53 millimoles per mole (mmol/mol)) to ≤10.5% (91 mmol/mol)
  • Have moderate or severe renal impairment
  • Have been on the following stable diabetes treatment during 90 days prior to screening
  • basal insulin (≥20 International Units (IU)/day) with or without
  • metformin and/or SGLT2 inhibitor
  • Are of stable weight for at least 90 days prior to screening
  • Have a Body Mass Index (BMI) ≥23.0 kilograms per meter squared (kg/m2)

You may not qualify if:

  • Have Type 1 Diabetes (T1D)
  • Have a history of ketoacidosis or hyperosmolar state or coma within the last 6 months prior to screening
  • Have a history of severe hypoglycemia or hypoglycemia unawareness within the last 6 months prior to screening
  • Are currently receiving or planning to receive treatment for diabetic retinopathy and/or macular edema
  • Have a history of unstable or rapidly progressing renal disease
  • Have a prior or planned surgical treatment for obesity
  • Have New York Heart Association Functional Classification III or IV congestive heart failure
  • Have had acute myocardial infarction, stroke, or were hospitalized for congestive heart failure within 90 days prior to screening
  • Have a known clinically significant gastric emptying abnormality
  • Have a history of an active or untreated malignancy or are in remission from a clinically significant malignancy for less than 5 years
  • Have a family or personal history of medullary thyroid carcinoma or multiple endocrine neoplasia (MEN) syndrome Type 2.
  • Have any lifetime history of a suicide attempt
  • Had chronic or acute pancreatitis
  • Have taken prescribed or over-the-counter medication, or alternative remedies, intended to promote body weight reduction within 90 days prior to screening

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (76)

Nephrology Consultants

Huntsville, Alabama, 35805, United States

Location

Clinical Research Institute of Arizona (CRI) - Sun City West

Sun City West, Arizona, 85375, United States

Location

Kidney & Hypertension Center - Apple Valley

Apple Valley, California, 92307, United States

Location

Hope Clinical Research, Inc.

Canoga Park, California, 91303, United States

Location

Neighborhood Healthcare Institute of Health

Escondido, California, 92025, United States

Location

EndoTrials Center for Clinical Research

La Mesa, California, 91942, United States

Location

UCLA South Bay Endocrinology

Torrance, California, 90505, United States

Location

Northeast Research Institute (NERI)

Fleming Island, Florida, 32003, United States

Location

Encore Medical Research - Weston

Weston, Florida, 33331, United States

Location

Orita Clinical Research

Decatur, Georgia, 30034, United States

Location

CARE Institute

Idaho Falls, Idaho, 83404, United States

Location

Cotton O'Neil Diabetes & Endocrinology

Topeka, Kansas, 66606, United States

Location

Billings Clinic

Billings, Montana, 59101, United States

Location

Excel Clinical Research, LLC

Las Vegas, Nevada, 89109, United States

Location

Albany Medical College, Division of Community Endocrinology

Albany, New York, 12203, United States

Location

NYC Research INC

Long Island City, New York, 11106, United States

Location

Research Foundation of SUNY - University of Buffalo

Williamsville, New York, 14221, United States

Location

University of North Carolina Medical Center

Chapel Hill, North Carolina, 27514, United States

Location

Central States Research

Tulsa, Oklahoma, 74136, United States

Location

Preferred Primary Care Physicians, Preferred Clinical Research-St. Clair

Pittsburgh, Pennsylvania, 15243, United States

Location

AM Diabetes & Endocrinology Center

Bartlett, Tennessee, 38133, United States

Location

Velocity Clinical Research, Dallas

Dallas, Texas, 75230, United States

Location

Prime Revival Research Institute, LLC

Flower Mound, Texas, 75098, United States

Location

Juno Research

Houston, Texas, 77040, United States

Location

PlanIt Research, PLLC

Houston, Texas, 77079, United States

Location

Southern Endocrinology Associates

Mesquite, Texas, 75149, United States

Location

Texas Valley Clinical Research

Weslaco, Texas, 78596, United States

Location

Diabetes & Endocrine Treatment Specialists

Sandy City, Utah, 84093, United States

Location

Investigaciones Medicas Imoba Srl

Buenos Aires, C1056ABH, Argentina

Location

Centro de Investigaciones Metabólicas (CINME)

Buenos Aires, C1056ABI, Argentina

Location

CIPREC

Buenos Aires, C1061AAS, Argentina

Location

CIPREC

Buenos Aires, C1119ACN, Argentina

Location

Centro Médico Viamonte

Buenos Aires, C1120AAC, Argentina

Location

Mautalen Salud e Investigación

Buenos Aires, C1128AAF, Argentina

Location

Centro Medico Dra. Laura Maffei- Investigacion Clinica Aplicada

Buenos Aires, C1425AGC, Argentina

Location

CEDIC

CABA, C1060ABN, Argentina

Location

Centro Diabetológico Dr. Waitman

Córdoba, 5000, Argentina

Location

Centro Médico Colón

Córdoba, X5003DCP, Argentina

Location

Centro de Investigaciones Clínicas Baigorria

Granadero Baigorria, 2152, Argentina

Location

CIMeL

Lanús, B1824KAJ, Argentina

Location

Centro de Investigaciones Médicas Mar del Plata

Mar del Plata, 7600, Argentina

Location

DIM Clínica Privada

Ramos Mejía, B1704ETD, Argentina

Location

INECO Neurociencias Oroño

Rosario, 2000, Argentina

Location

Instituto Médico Catamarca IMEC

Rosario, 2000, Argentina

Location

Instituto Médico Fundación Grupo Colaborativo Rosario Investigación y Prevención Medica

Rosario, 2000, Argentina

Location

Instituto de Investigaciones Clinicas Rosario

Rosario, S2000CVD, Argentina

Location

Centro de Diabetes Curitiba

Curitiba, 80810-040, Brazil

Location

Instituto de Ensino e Pesquisa Clinica do Ceara

Fortaleza, 60125058, Brazil

Location

Centro de Pesquisas Clínicas Dr. Marco Mota

Maceió, 57051-160, Brazil

Location

IBPClin - Instituto Brasil de Pesquisa Clínica

Rio de Janeiro, 20241-180, Brazil

Location

Praxis Pesquisa Medica

Santo André, 09790790, Brazil

Location

Instituto de Pesquisa Clinica

São Paulo, 01223-001, Brazil

Location

CEDOES

Vitória, 29055450, Brazil

Location

Clalit Health Services - Atlit

Atlit, 3032301, Israel

Location

Soroka Medical Center

Beersheba, 8410101, Israel

Location

Institute of Diabetes, Technology and Research - Clalit Health

Herzliya, 4630945, Israel

Location

Edith Wolfson Medical Center

Holon, 5810001, Israel

Location

Hadassah Medical Center

Jerusalem, 9112001, Israel

Location

Sheba Medical Center

Ramat Gan, 5262100, Israel

Location

Clalit Health Services - Sakhnin Community Clinic

Sakhnin, 3081000, Israel

Location

Enclifar Ensayos Clínicos Farmacológicos Sc

Chihuahua City, 31110, Mexico

Location

Diseno y Planeacion en Investigacion Medica

Guadalajara, 44130, Mexico

Location

Medical Care and Research SA de CV

Mérida, 97070, Mexico

Location

FAICIC S. de R.L. de C.V.

Veracruz, 91900, Mexico

Location

Centro de Endocrinologia Alcantara Gonzalez

Bayamón, 00956, Puerto Rico

Location

Isis Clinical Research Center

Guaynabo, 00968, Puerto Rico

Location

Mgcendo Llc

San Juan, 00921, Puerto Rico

Location

Southmead Hospital

Bristol, BS10 5NB, United Kingdom

Location

Edinburgh Royal Infirmary

Edinburgh, EH16 4SA, United Kingdom

Location

Panthera Biopartners - Glasgow

Glasgow, G51 4LB, United Kingdom

Location

George Eliot Hospital

Nuneaton, CV10 7DJ, United Kingdom

Location

Panthera Biopartners - Preston

Preston, PR2 9QB, United Kingdom

Location

Panthera Biopartners - Manchester

Rochdale, OL11 4AU, United Kingdom

Location

Salford Royal Hospital

Salford, M6 8HD, United Kingdom

Location

Lister Hospital

Stevenage, SG1 4AB, United Kingdom

Location

The Royal Cornwall Hospital

Truro, TR1 3LJ, United Kingdom

Location

Related Links

MeSH Terms

Conditions

Diabetes Mellitus, Type 2Glucose Metabolism DisordersMetabolic DiseasesEndocrine System DiseasesDiabetes MellitusKidney DiseasesRenal Insufficiency, Chronic

Interventions

retatrutide

Condition Hierarchy (Ancestors)

Nutritional and Metabolic DiseasesUrologic DiseasesFemale Urogenital DiseasesFemale Urogenital Diseases and Pregnancy ComplicationsUrogenital DiseasesMale Urogenital DiseasesRenal InsufficiencyChronic DiseaseDisease AttributesPathologic ProcessesPathological Conditions, Signs and Symptoms

Study Officials

  • Call 1-877-CTLILLY (1-877-285-4559) or 1-317-615-4559 Mon - Fri 8 AM - 8 PM Eastern time (UTC/GMT - 5 hours, EST)

    Eli Lilly and Company

    STUDY DIRECTOR

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
DOUBLE
Who Masked
PARTICIPANT, INVESTIGATOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

March 1, 2024

First Posted

March 7, 2024

Study Start

March 15, 2024

Primary Completion (Estimated)

October 1, 2026

Study Completion (Estimated)

November 1, 2026

Last Updated

December 24, 2025

Record last verified: 2025-12

Data Sharing

IPD Sharing
Will share

Anonymized individual patient level data will be provided in a secure access environment upon approval of a research proposal and a signed data sharing agreement.

Shared Documents
STUDY PROTOCOL, SAP, CSR
Time Frame
Data are available 6 months after the primary publication or approval of the indication studied in the US and EU, whichever is later. Data will be indefinitely available for requesting.
Access Criteria
A research proposal must be approved by an independent review panel and researchers must sign a data sharing agreement.
More information

Locations