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Study identifier: NCT07455383 Synced from ClinicalTrials.gov · July 28, 2026
● Recruiting

A Study to Evaluate the Efficacy and Safety of ALKS 2680 in Adults With Narcolepsy Type 1

Condition: Narcolepsy Type 1  ·  Sponsor: Alkermes, Inc.

PhasePhase 3
Planned participants150
Who can joinAll sexes, 18 Years to 70 Years
Healthy volunteersNo

About this study

The purpose of this study is to measure decreases in daytime sleepiness, cataplexy (sudden loss of muscle tone), and disease symptoms in participants with NT1 when taking ALKS 2680 tablets compared with placebo tablets.

This description comes directly from the study's public registry record.

Talk to the study team

Director, Clinical Trial Manager  ·  888-235-8008 (US Only)  ·  clinicaltrials@alkermes.com

Director, Clinical Trial Manager  ·  571-599-2702 (Global)  ·  clinicaltrials@alkermes.com

Always discuss trial participation with your own doctor first.

Locations (22)

Alkermes Investigational SiteCullman, Alabama, United StatesRecruiting
Alkermes Investigational SiteLos Angeles, California, United StatesRecruiting
Alkermes Investigational SiteBoulder, Colorado, United StatesRecruiting
Alkermes Investigational SiteBrandon, Florida, United StatesRecruiting
Alkermes Investigational SiteMiami, Florida, United StatesRecruiting
Alkermes Investigational SiteWinter Park, Florida, United StatesRecruiting
Alkermes Investigational SiteMacon, Georgia, United StatesRecruiting
Alkermes Investigational SiteKansas City, Kansas, United StatesRecruiting
Alkermes Investigational SiteNewton, Massachusetts, United StatesRecruiting
Alkermes Investigational SiteLansing, Michigan, United StatesRecruiting
Alkermes Investigational SiteSt Louis, Missouri, United StatesRecruiting
Alkermes Investigational SiteMiddletown, New Jersey, United StatesRecruiting

+ 10 more locations — full list on the registry record.

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Source record: clinicaltrials.gov/study/NCT07455383