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NCT06584916

A Study of Orforglipron for the Maintenance of Body Weight Reduction in Participants Who Have Obesity or Overweight With Weight-Related Comorbidities (ATTAIN-MAINTAIN)

Completed Phase 3 Last updated 22 December 2025
What this trial tests

Phase 3 trial testing Orforglipron in Obesity in 376 participants. Completed in 21 November 2025.

Timeline
13 September 2024
Primary endpoint
21 November 2025
21 November 2025

Quick facts

Lead sponsorEli Lilly and Company
PhasePhase 3
StatusCompleted
Study typeINTERVENTIONAL
Allocationrandomized
Designparallel
Maskingdouble
Primary purposetreatment
Enrollment376
Start date13 September 2024
Primary completion21 November 2025
Estimated completion21 November 2025
Sites29 locations across Puerto Rico, United States

Drugs / interventions tested

Conditions studied

Sponsor

Eli Lilly and Company — full company profile →

Who can join

18 and older, any sex, with Obesity or Overweight. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

The main purpose of this study is to evaluate the efficacy and safety of orforglipron on maintenance of body weight reduction.

Publications & conference data

5 peer-reviewed publications reference this trial (live from Europe PMC):

  1. New pharmacological agents and novel cardiovascular pharmacotherapy strategies in 2024.
    Tamargo J, Agewall S, Ambrosio G, Borghi C, et al · · 2025 · cited 6× · PMID 40058879 · DOI 10.1093/ehjcvp/pvaf012
  2. An Overview of Existing and Emerging Weight-Loss Drugs to Target Obesity-Related Complications: Insights from Clinical Trials.
    Kim MK, Kim HS. · · 2025 · cited 4× · PMID 39696983 · DOI 10.4062/biomolther.2024.228
  3. Tirzepatide for the Maintenance of Body Weight Reduction: Rationale, Design, and Baseline Characteristics of SURMOUNT-MAINTAIN.
    Horn DB, Aronne LJ, Wharton S, Bays HE, et al · · 2025 · cited 1× · PMID 40916045 · DOI 10.1002/oby.70014
  4. Orforglipron for maintenance of body weight reduction: the double-blind, randomized phase 3b ATTAIN-MAINTAIN trial.
    Aronne LJ, Horn DB, le Roux CW, Chao AM, et al · · 2026 · PMID 42120723 · DOI 10.1038/s41591-026-04386-7
  5. Oral Treatment of Obesity by GLP-1 and Its Analogs.
    Holler N, Ruseska I, Schachner-Nedherer AL, Zimmer A, et al · · 2025 · PMID 41471111 · DOI 10.3390/pharmaceutics17121596

Verify or expand the search:

Other trials of Orforglipron

Trials testing the same drug.

Other recruiting trials for Obesity

Currently open trials in the same condition.

Other Eli Lilly and Company trials

Trials by the same sponsor.

Verify against primary sources

Data sources for this page

Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT06584916.

Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing