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Not yet taking people in JapanPhase 3

Eloralintide and tirzepatide combined for weight loss in adults with obesity

Tests eloralintide with tirzepatide for weight loss in adults with obesity.

Plain-language title generated from the registry record
Registry title: A Study of EloraTZP in Adult Participants With Obesity Without Type 2 Diabetes

Key facts

Where
Chiyoda City, Chūōku, Kawasaki, Kin-cho, Kunigami-gun, Nerima-ku, Shinjuku, Shinjuku-ku, and Urasoe, JapanSee the 10 sites
Phase
Phase 3

Where in Japan

  • Yotsuya Medical CubeChiyoda City, JapanNo longer taking part
  • Medical Corporation Chiseikai Tokyo Center ClinicChūōku, JapanNo longer taking part
  • Nihonbashi Sakura ClinicChūōku, JapanNo longer taking part
  • Tokyo Asbo ClinicChūōku, JapanNo longer taking part
  • Mizonokuchi Okamoto ClinicKawasaki, JapanNo longer taking part
  • aSBo Medical ClinicKin-cho, Kunigami-gun, JapanNo longer taking part
  • Shimamura Memorial HospitalNerima-ku, JapanNo longer taking part
  • MY Medical Clinic - ShinjukuShinjuku, JapanNo longer taking part
  • Clinical Research Hospital TokyoShinjuku-ku, JapanNo longer taking part
  • Urasoe General HospitalUrasoe, JapanNo longer taking part

Questions to ask the study team

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  2. Are travel costs paid?
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  4. What happens if I want to stop?
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Trial details

Who runs it
Eli Lilly and Company
Trial code
NCT07881432EU 2026-526047-34-00
Record updated
3 November 2026
Original description
The purpose of this study is to investigate the efficacy and safety of eloralintide and tirzepatide coformulation (EloraTZP) compared with tirzepatide, eloralintide and placebo for body weight reduction in participants with obesity.Read full original descriptionShow less

A Phase 3 Study to Investigate the Efficacy and Safety of LY900043 in Adult Participants With Obesity Without Type 2 Diabetes

The purpose of this study is to investigate the efficacy and safety of eloralintide and tirzepatide coformulation (EloraTZP) compared with tirzepatide, eloralintide and placebo for body weight reduction in participants with obesity.

Participation in the study will last about 2 years.

Inclusion: Have a stable self-reported body weight (<5% body weight change) for 90 days prior to screening; Have a BMI of ≥35 kg/m2 at screening; Have a history of at least 1 self-reported unsuccessful dietary effort to reduce body weight.

Exclusion: Have a prior or planned surgical treatment for obesity (liposuction, cryolipolysis, or abdominoplasty allowed if performed >1 year before screening); Have a prior or planned endoscopic procedure and/or device-based therapy for obesity and/or type 2 diabetes (prior device-based therapy acceptable if device removal was more than 6 months prior to screening); Have had within 90 days prior to screening:; heart attack; stroke; coronary artery revascularization; unstable angina, or; hospitalization due to congestive heart failure; Have taken medications or alternative remedies intended for weight loss within 90 days of screening; Have type 1 diabetes, type 2 diabetes, or any other type of diabetes; Have a history or diagnosis of New York Heart Association Functional Classification Class IV congestive heart failure; Have taken any glucose-lowering medication within 90 days of screening.

ClinicalTrials.gov NCT07881432 · EU CTIS 2026-526047-34-00