New Weight-Loss drug retatrutide shows promise in phase 3 trial

NCT ID NCT07357415

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This phase 3 trial is testing different ways to increase the dose of retatrutide, a new weight-loss drug, in 600 people with obesity or overweight who do not have type 2 diabetes. The study lasts about 113 weeks and measures weight loss, waist size, and other health markers. The goal is to find the safest and most effective dosing schedule.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

Retatrutide (a drug injected under the skin)

What this could lead to

If successful, this could lead to a more effective weight-loss treatment for people with obesity or overweight, potentially reducing related health risks like high blood pressure and heart disease.

What could go wrong

This is an early-stage phase 3 trial, so results are not yet confirmed. The drug may cause side effects, and weight loss may vary. It is not a cure for obesity, and long-term effects are unknown.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

Obesity obesity disorder Overweight

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Advanced Research Institute

    Ogden, Utah, 84405, United States

  • Aggarwal and Associates Limited

    Brampton, L6T 0G1, Canada

  • Arizona Research Center

    Phoenix, Arizona, 85053, United States

  • Brigham and Women's Hospital Diabetes Program

    Boston, Massachusetts, 02115, United States

  • C.I.C. Mauricie inc.

    Trois-Rivières, G8T 7A1, Canada

  • CAMC Institute for Academic Medicine

    Charleston, West Virginia, 25304, United States

  • CARDIAMET Investigaciones Médicas

    Buenos Aires, C1014ACP, Argentina

  • Canadian Phase Onward

    Toronto, M3J 0K2, Canada

  • Care Access - Huntington Beach

    Huntington Beach, California, 92648, United States

  • Care Access - Raleigh

    Raleigh, North Carolina, 27607, United States

  • Cedar Health Research

    Dallas, Texas, 75251, United States

  • Cedar Health Research - Fort Worth

    Fort Worth, Texas, 76132, United States

  • Cedar Health Research - Texas Native Health

    Dallas, Texas, 75235, United States

  • Centro Médico Viamonte

    Buenos Aires, C1120AAC, Argentina

  • Centro de Investigaciones Metabólicas (CINME)

    Buenos Aires, C1056ABI, Argentina

  • Cicemo Srl

    Buenos Aires, 1424, Argentina

  • Diex Recherche Inc. Division Joliette

    Joliette, J6E 6A9, Canada

  • Diex Recherche Inc. Division Quebec

    Québec, G1V 4T3, Canada

  • Diex Recherche Inc. Division Sherbrooke

    Sherbrooke, J1L 0H8, Canada

  • Dominion Medical Associates, Inc.

    Richmond, Virginia, 23219, United States

  • Dr. Anil K. Gupta Medicine Professional Corporation

    Toronto, M9V 4B4, Canada

  • Encore Medical Research - Weston

    Weston, Florida, 33331, United States

  • Great Lakes Research Group, Inc.

    Bay City, Michigan, 48706, United States

  • Los Angeles Institute for Metabolic Research

    Los Angeles, California, 90015, United States

  • Med Trust Research

    Courtice, L1E 2J5, Canada

  • Milestone Research Inc.

    London, N5W 6A2, Canada

  • Monroe Biomedical Research - Louisville

    Louisville, Kentucky, 40213, United States

  • NYC Research INC

    Long Island City, New York, 11106, United States

  • New Horizon Research Center

    Miami, Florida, 33165, United States

  • New Phase Research and Development

    Knoxville, Tennessee, 37909, United States

  • Pacific Diabetes & Endocrine Center

    Honolulu, Hawaii, 96817, United States

  • Stat Research S.A.

    Buenos Aires, C1023AAB, Argentina

  • Velocity Clinical Research, Dallas

    Dallas, Texas, 75230, United States

  • Weill Cornell Medical College

    New York, New York, 10021, United States

  • Winterberry Research Inc.

    Hamilton, L8J 0B6, Canada