For Healthcare Professionals

A Study to Evaluate the Safety and Effectiveness of ALKS 2680 in Subjects With Narcolepsy Type 1 (ALKS 2680-201)

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About the study

The purpose of this research study is to assess the safety and efficacy of ALKS 2680 compared to placebo, including whether participants taking ALKS 2680 experience a greater decrease in sleepiness and a decrease in cataplexy ("sudden loss of muscle control"), compared to participants taking placebo alone.
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Who can take part

You may be eligible to participate in the study if you meet the following criteria:

INCLUSION CRITERIA

Inclusion Criteria:

  1. 18-70 years of age
  2. Has a BMI ≥18 and ≤35 kg/m2
  3. Meets the diagnostic criteria of Narcolepsy type 1 according to ICSD-3-TR guidelines. Additionally, meets the following criteria:
  1. Is HLA-DQB1*06:02-positive
  2. Has residual excessive daytime sleepiness and cataplexy
  3. Is willing and able to discontinue any medications prescribed for the management of narcolepsy symptoms for at least 14 days and for the duration of study
  4. Is willing to adhere to additional protocol requirements

EXCLUSION CRITERIA

Exclusion Criteria:

* Significant comorbid medical conditions, including other sleep, cardiovascular, psychiatric, hepatic or other disorders may be exclusionary; eligibility will be determined on an individual basis by the study investigator

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Study Locations

Enter your ZIP code/Postal code/PIN code to locate study sites near you:

How to Apply


Contact the study center to learn if this study is a good match for you.
Phone iconCall US: 888-235-8008Email iconEmail Study Center

Study Details


Contition

Narcolepsy Type 1

Age

18 - 70

Phase

PHASE2

Participants Needed

80

Est. Completion Date

Jul 31, 2025

Treatment Type

INTERVENTIONAL


Sponsor

Alkermes, Inc.

ClinicalTrials.gov NCT Identifier

NCT06358950

Study Number

ALKS 2680-201

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