Clinical trial

Obstructive Sleep Apnea Master Protocol GPIF: A Study of Tirzepatide (LY3298176)…

NCT05412004 · Eli Lilly and Company, Industry · Completed

Key facts

NCT number NCT05412004
Title Obstructive Sleep Apnea Master Protocol GPIF: A Study of Tirzepatide (LY3298176) in Participants With Obstructive Sleep Apnea
Official title A Master Protocol to Investigate the Efficacy and Safety of Tirzepatide Once Weekly in Participants Who Have Obstructive Sleep Apnea and Obesity: A Randomized, Double-Blind, Placebo-Controlled Trial
Acronym SURMOUNT-OSA
Lead sponsor Eli Lilly and Company, Industry
Status Completed
Phase Phase 3
Study type Interventional
Conditions Obstructive Sleep Apnea, Obesity
Intervention type Drug
Interventions Tirzepatide, Placebo
Enrollment 469
Start date Jun 21, 2022
Primary completion Mar 12, 2024
Completion Mar 29, 2024
First posted Jun 9, 2022
Last update posted Apr 30, 2025
Countries Australia, Brazil, China, Czechia, Germany, Japan, Mexico, Puerto Rico, Taiwan, United States

At a glance

  • 10–99 Study sites
  • Yes Results posted
  • None Linked FDA submissions

Counts are shown as ranges. Exact figures, trends and every underlying record are available in Orca1.

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Source: U.S. National Library of Medicine (NLM), ClinicalTrials.gov · Source date:

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