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Trial details imported from ClinicalTrials.gov

For full trial details, please see the original record at https://clinicaltrials.gov/study/NCT06358950




Registration number
NCT06358950
Ethics application status
Date submitted
2/04/2024
Date registered
11/04/2024
Date last updated
20/05/2025

Titles & IDs
Public title
A Study to Evaluate the Safety and Effectiveness of ALKS 2680 in Subjects With Narcolepsy Type 1 (ALKS 2680-201)
Scientific title
A Phase 2, Parallel-Group, Dose-Range-Finding Study With Randomized Double-Blind Treatment and Open-Label Periods to Evaluate the Safety and Efficacy of ALKS 2680 in Subjects With Narcolepsy Type 1
Secondary ID [1] 0 0
ALKS 2860-201
Universal Trial Number (UTN)
Trial acronym
Vibrance-1
Linked study record

Health condition
Health condition(s) or problem(s) studied:
Narcolepsy Type 1 0 0
Condition category
Condition code
Neurological 0 0 0 0
Other neurological disorders

Intervention/exposure
Study type
Interventional
Description of intervention(s) / exposure
Treatment: Drugs - ALKS 2680
Treatment: Drugs - Placebo

Experimental: 4 mg ALKS 2680 -

Experimental: 6 mg ALKS 2680 -

Experimental: 8 mg ALKS 2680 -

Placebo comparator: Placebo -


Treatment: Drugs: ALKS 2680
Oral tablet of ALKS 2680 for once daily administration

Treatment: Drugs: Placebo
Oral tablet containing matching placebo for once daily administration
Intervention code [1] 0 0
Treatment: Drugs
Comparator / control treatment
Control group

Outcomes
Primary outcome [1] 0 0
Change in Mean Sleep Latency (MSL) on the Maintenance of Wakefulness Test (MWT) from baseline to Week 6
Timepoint [1] 0 0
Baseline to Week 6
Secondary outcome [1] 0 0
Change in Epworth Sleepiness Scale (ESS) from baseline to Week 6
Timepoint [1] 0 0
Baseline to Week 6
Secondary outcome [2] 0 0
Mean weekly cataplexy rate (WCR) as derived by subject cataplexy diary
Timepoint [2] 0 0
Measured at Week 5 and 6
Secondary outcome [3] 0 0
Incidence of adverse events
Timepoint [3] 0 0
Up to 15 Weeks

Eligibility
Key inclusion criteria
* 18-70 years of age
* Has a BMI =18 and =40 kg/m2
* Meets the diagnostic criteria of Narcolepsy type 1 according to ICSD-3-TR guidelines. Additionally, meets the following criteria:

* Is HLA-DQB1*06:02-positive
* Has residual excessive daytime sleepiness and cataplexy
* 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
* Is willing to adhere to additional protocol requirements
Minimum age
18 Years
Maximum age
70 Years
Sex
Both males and females
Can healthy volunteers participate?
No
Key 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
* Is currently pregnant, breastfeeding, or planning to become pregnant during the study
* Is currently enrolled in another clinical study (other than the parent study) or used any investigational drug or device within 30 days prior to Screening

Study design
Purpose of the study
Treatment
Allocation to intervention
Randomised controlled trial
Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Masking / blinding
Blinded (masking used)
Who is / are masked / blinded?
The people receiving the treatment/s
The people administering the treatment/s
The people assessing the outcomes
The people analysing the results/data
Intervention assignment
Parallel
Other design features
Phase
Phase 2
Type of endpoint/s
Statistical methods / analysis

Recruitment
Recruitment status
Active, not recruiting
Data analysis
Reason for early stopping/withdrawal
Other reasons
Date of first participant enrolment
Anticipated
Actual
28/03/2024
Date of last participant enrolment
Anticipated
Actual
Date of last data collection
Anticipated
1/07/2025
Actual
Sample size
Target
80
Accrual to date
Final
Recruitment in Australia
Recruitment state(s)
NSW,SA
Recruitment hospital [1] 0 0
Alkermes Investigator Site - Macquarie Park
Recruitment hospital [2] 0 0
Alkermes Investigator Site - Bedford Park
Recruitment postcode(s) [1] 0 0
2113 - Macquarie Park
Recruitment postcode(s) [2] 0 0
5042 - Bedford Park
Recruitment outside Australia
Country [1] 0 0
United States of America
State/province [1] 0 0
California
Country [2] 0 0
United States of America
State/province [2] 0 0
Colorado
Country [3] 0 0
United States of America
State/province [3] 0 0
Florida
Country [4] 0 0
United States of America
State/province [4] 0 0
Georgia
Country [5] 0 0
United States of America
State/province [5] 0 0
Illinois
Country [6] 0 0
United States of America
State/province [6] 0 0
Michigan
Country [7] 0 0
United States of America
State/province [7] 0 0
Nebraska
Country [8] 0 0
United States of America
State/province [8] 0 0
New Jersey
Country [9] 0 0
United States of America
State/province [9] 0 0
North Carolina
Country [10] 0 0
United States of America
State/province [10] 0 0
Ohio
Country [11] 0 0
United States of America
State/province [11] 0 0
Pennsylvania
Country [12] 0 0
United States of America
State/province [12] 0 0
South Carolina
Country [13] 0 0
United States of America
State/province [13] 0 0
Texas
Country [14] 0 0
Belgium
State/province [14] 0 0
Alken
Country [15] 0 0
Belgium
State/province [15] 0 0
Brugge
Country [16] 0 0
Belgium
State/province [16] 0 0
Namur
Country [17] 0 0
Czechia
State/province [17] 0 0
Praha
Country [18] 0 0
France
State/province [18] 0 0
Bordeaux
Country [19] 0 0
France
State/province [19] 0 0
Montpellier
Country [20] 0 0
Italy
State/province [20] 0 0
Bologna
Country [21] 0 0
Italy
State/province [21] 0 0
Milano
Country [22] 0 0
Italy
State/province [22] 0 0
Verona
Country [23] 0 0
Netherlands
State/province [23] 0 0
Heemstede
Country [24] 0 0
Netherlands
State/province [24] 0 0
Zwolle
Country [25] 0 0
Spain
State/province [25] 0 0
Barcelona
Country [26] 0 0
Spain
State/province [26] 0 0
Madrid

Funding & Sponsors
Primary sponsor type
Commercial sector/industry
Name
Alkermes, Inc.
Address
Country

Ethics approval
Ethics application status

Summary
Brief summary
Trial website
Trial related presentations / publications
Public notes

Contacts
Principal investigator
Name 0 0
Study Medical Director, MD
Address 0 0
Alkermes, Inc.
Country 0 0
Phone 0 0
Fax 0 0
Email 0 0
Contact person for public queries
Name 0 0
Global Clinical Services
Address 0 0
Country 0 0
Phone 0 0
US: 888-235-8008
Fax 0 0
Email 0 0
[email protected]
Contact person for scientific queries

Data sharing statement


What supporting documents are/will be available?

No Supporting Document Provided


Results publications and other study-related documents

No documents have been uploaded by study researchers.

Results not provided in https://clinicaltrials.gov/study/NCT06358950