A Long-Term Study of Tirzepatide (LY3298176) in Adults With Type 1 Diabetes and Obesity or Overweight

Purpose

The main purpose of this study is to find out how well and how safely tirzepatide works long-term in adults who have type 1 diabetes and obesity or overweight. Participation in the study will last about 20 months.

Conditions

  • Type 1 Diabetes
  • Obesity
  • Overweight

Eligibility

Eligible Ages
Over 18 Years
Eligible Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Have type 1 diabetes and on insulin treatment for at least one year prior to screening - Have an HbA1c value of 7.0% to 10.5% inclusive, at screening - Have a body mass index (BMI) of ≥25 kilograms per square meter (kg/m2) at screening - Are of stable weight for at least 90 days prior to screening and agree to not start an intensive diet or exercise program during the study

Exclusion Criteria

  • Have experienced two or more events requiring hospitalization due to poor glucose control (hyperglycemia or (diabetic ketoacidosis (DKA)) during the period of 180 days prior to screening and until randomization. - Have experienced one or more events of severe hypoglycemia during the period of 90 days prior to screening and until randomization. - Are currently receiving or planning to receive treatment for diabetic retinopathy and/or macular edema - Have had chronic or acute pancreatitis - Have used any weight loss drugs or alternative remedies, including herbal or nutritional supplements, within 90 days prior to screening

Study Design

Phase
Phase 3
Study Type
Interventional
Allocation
Randomized
Intervention Model
Parallel Assignment
Primary Purpose
Treatment
Masking
Double (Participant, Investigator)

Arm Groups

ArmDescriptionAssigned Intervention
Experimental
Tirzepatide
Participants will receive tirzepatide subcutaneously (SC)
  • Drug: Tirzepatide
    Administered SC
    Other names:
    • LY3298176
Placebo Comparator
Placebo
Participants will receive placebo SC
  • Drug: Placebo
    Administered SC

Recruiting Locations

Kaiser Permanente Bonita Medical Offices
Bonita 5329954, California 5332921 91902
Contact:
877-236-0333

AMCR Institute
Escondido 5346827, California 5332921 92025
Contact:
760-466-1520

Mary & Dick Allen Diabetes Center
Newport Beach 5376890, California 5332921 92663

University Clinical Investigators, Inc.
Tustin 5404119, California 5332921 92780
Contact:
714-734-7944

University of Colorado Anschutz Medical Campus
Aurora 5412347, Colorado 5417618 80045
Contact:
303-724-6713

Metabolic Research Institute, Inc.
West Palm Beach 4177887, Florida 4155751 33401
Contact:
561-802-3060

Iowa Diabetes and Endocrinology Research Center
West Des Moines 4881346, Iowa 4862182 50266
Contact:
515-329-6800

HealthPartners Institute dba International Diabetes Center
Minneapolis 5037649, Minnesota 5037779 55416

Clinical Research Professionals
Chesterfield 4381072, Missouri 4398678 63005
Contact:
636-220-1200

Clinvest Headlands Llc
Springfield 4409896, Missouri 4398678 65807
Contact:
417-883-7889

Las Vegas Endocrinology
Henderson 5505411, Nevada 5509151 89074
Contact:
702-605-5750

University of North Carolina Medical Center
Chapel Hill 4460162, North Carolina 4482348 27514
Contact:
984-974-3004

Velocity Clinical Research, Dallas
Dallas 4684888, Texas 4736286 75230

Juno Research
Houston 4699066, Texas 4736286 77040
Contact:
713-779-5494

Southern Endocrinology Associates
Mesquite 4710826, Texas 4736286 75149
Contact:
214-693-0904

Texas Diabetes & Endocrinology, P.A.
Round Rock 4724129, Texas 4736286 78681
Contact:
512-334-3505

San Antonio Clinical Trials
San Antonio 4726206, Texas 4736286 78240
Contact:
210-777-6854

Texas Valley Clinical Research
Weslaco 4740629, Texas 4736286 78596
Contact:
956-431-8090

More Details

NCT ID
NCT06962280
Status
Recruiting
Sponsor
Eli Lilly and Company

Study Contact

Trial questions or participation questions: 1-877-CTLILLY (1-877-285-4559) or
1-317-615-4559
LillyTrials@Lilly.com