Skip to content

A Study of Retatrutide (LY3437943) on Renal Function in Participants With Overweight or Obesity and Chronic Kidney Disease With or Without Type 2 Diabetes

A Phase 2b, Double-Blind Study to Investigate the Effect of Retatrutide on Renal Function in Participants With Overweight or Obesity and Chronic Kidney Disease With or Without Type 2 Diabetes

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05936151
Enrollment
146
Registered
2023-07-07
Start date
2023-07-20
Completion date
2025-10-21
Last updated
2025-11-25

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

CKD, Overweight or Obesity, Type 2 Diabetes

Brief summary

The main purpose of this study is to investigate the effect of retatrutide on renal function in participants with overweight or obesity and chronic kidney disease (CKD), with or without Type 2 Diabetes (T2D). The study will last around 31 weeks.

Interventions

DRUGPlacebo

Administered SC

DRUGRetatrutide

Administered SC

Sponsors

Eli Lilly and Company
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE (Subject, Investigator)

Masking description

Phase 2b

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Have a body mass index (BMI) ≥27 kilogram/square meter (kg/m²) * Have either * no T2D with an HbA1c \< 6.5% or * have T2D with an HbA1c ≤ 9.5% and treated with diet and exercise only or with stable doses of up to 3 oral antihyperglycemic medications, with or without basal insulin for at least 90 days before screening. * Have been diagnosed with chronic kidney disease (CKD).

Exclusion criteria

* Have a self-reported change in body weight \>5 kilogram (kg) (11 pounds) within 90 days before screening. * Have used in 90 days before the screening any of the following antihyperglycemic class: Dipeptidyl Peptidase IV (DPP4) inhibitors, amylin analogs, glucagon-like peptide-RA (GLP-RA), gastric inhibitory polypeptide (GIP)/GIP-1 RA, and short acting or rapid acting insulins or U500 Insulin * Have a prior or planned surgical treatment for obesity * Have Type 1 Diabetes (T1D) * Have acute or chronic hepatitis * Have a history of malignant disease within 5 years before screening.

Design outcomes

Primary

MeasureTime frameDescription
Change from Baseline in Glomerular Filtration Rate (mGFR)Baseline, Week 24The GFR in milliliter/minute per1.73 square meter (mL/min/1.73 m²) using iohexol clearance (mGFR-measured glomerular filtration rate)

Secondary

MeasureTime frame
Change from Baseline in Creatinine-Corrected Fractional Urinary Sodium Excretion (FENa)Baseline, Week 24
Change from Baseline in Filtration Fraction Estimated from Measured Glomerular Filtration Rate (mGFR)Baseline, Week 24
Change from Baseline in Renal Mean Arterial Flow as Assessed by Magnetic Resonance Imaging (MRI), Corrected by HematocritBaseline, Week 24
Change from Baseline in in Mean Arterial Flow (MAF)Baseline, Week 24
Change from Baseline in Renal Artery Resistive Index (RARI)Baseline, Week 24
Change from Baseline in Renal Blood Flow Velocity Peak Systolic Velocity (PSV) and End-diastolic Velocity (ESV)Baseline, Week 24
Change from Baseline in Global Renal Perfusion (MRI)Baseline, Week 24
Change from Baseline in Total Renal Parenchyma Volume (MRI)Baseline, Week 24
Change from Baseline in Urine Albumin-to-Creatinine Ratio (UACR)Baseline, Week 24
Change from Baseline in Renal Cortex T1 (ms) (MRI)Baseline, Week 24
Change from Baseline in Medulla T1 (ms) (MRI)Baseline, Week 24
Change from Baseline in Renal Cortex R2 (BOLD MRI)Baseline, Week 24
Change from Baseline in Medulla R2Baseline, Week 24
Change from Baseline in Body WeightBaseline, Week 24
Change from Baseline in 24-hr Urinary Albumin Excretion (UAE)Baseline, Week 24
Change from Baseline in Change in 24-hour (hr) Urinary Electrolytes (milligrams/24hr (mg/24h))Baseline, Week 24
Change from Baseline in Renal Cortex Volume (MRI)Baseline, Week 24

Countries

Canada, Italy, Spain, United Kingdom, United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026