The trial is taking place at:
E

Erie County Medical Center | Department of Medical Oncology

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A Study of Tirzepatide (LY3298176) in Participants With Heart Failure With Preserved Ejection Fraction (HFpEF) and Obesity: The SUMMIT Trial

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Lilly

Status and phase

Active, not recruiting
Phase 3

Conditions

Heart Failure With Preserved Ejection Fraction (HFpEF)
Obesity

Treatments

Other: Placebo
Drug: Tirzepatide

Study type

Interventional

Funder types

Industry

Identifiers

NCT04847557
17757 (Other Identifier)
I8F-MC-GPID (Other Identifier)

Details and patient eligibility

About

The main purpose of this study is to assess the efficacy and safety of Tirzepatide (LY3298176) in participants with heart failure with preserved ejection fraction and obesity.

Full description

The study will continue until approximately 52 weeks after the last participant is randomized. The maximum duration of an individual's participation is estimated to be \~120 weeks and will depend on duration of study enrollment.

Enrollment

731 patients

Sex

All

Ages

40+ years old

Volunteers

No Healthy Volunteers

Inclusion criteria

* Have a diagnosis of stable heart failure (NYHA class II-IV) and left ventricular ejection fraction (LVEF) ≥50% * Elevated NT-proBNP (N-terminal pro B-type natriuretic peptide) \> 200 pg/ml for participants without atrial fibrillation (AF), or \>600 picogram/milliliter (pg/ml) for participants with AF, Structural heart disease (Left atrial enlargement) or Elevated left ventricular filling pressure * Estimated glomerular filtration rate (eGFR) \<70 milliliter (ml)/minute (min)/1.73m² at screening, or HF decompensation within 12 months of screening, * Stable dose of heart failure medications within 4 weeks of screening * Body mass index (BMI) ≥30 kilograms per meter squared (kg/m²) * 6MWD 100-425m * KCCQ CSS ≤80

Exclusion criteria

* Have had a major cardiovascular event within the last 90 days of screening * Have had acute decompensated heart failure within 4 weeks of screening * Have non cardiac causes of functional impairment such as pulmonary arterial hypertension (PAH), severe chronic obstructive pulmonary disease (COPD), anemia, thyroid disease, musculoskeletal disease or orthopedic conditions * Presence of cardiac amyloidosis, cardiac accumulation disease, cardiomyopathy and severe valvular heart disease * HbA1c ≥9.5% or uncontrolled diabetes * History of proliferative diabetic retinopathy or diabetic maculopathy * Have a history of pancreatitis * eGFR \<15 mL/min/1.73 m² or requiring dialysis at screening

Trial design

Primary purpose

Treatment

Allocation

Randomized

Interventional model

Parallel Assignment

Masking

Double Blind

731 participants in 2 patient groups, including a placebo group

Tirzepatide
Experimental group
Description:
Tirzepatide administered subcutaneously (SC)
Treatment:
Drug: Tirzepatide
Placebo
Placebo Comparator group
Description:
Placebo administered SC
Treatment:
Other: Placebo

Trial contacts and locations

148

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Central trial contact

There may be multiple sites in this clinical trial. 1-877-CTLILLY (1-877-285-4559) or

Data sourced from clinicaltrials.gov

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