Phase 3 study

Recruiting Phase 3

Sources: ClinicalTrials.gov Checked: 15 October 2026 Not medical advice

This trial at a glance

Status Recruiting
Phase Phase 3
Sponsor Alkermes, Inc.
Registry number NCT06767683
Started 27 January 2025 Today 16 October 2026 Estimated completion 1 June 2030

Where this trial is running

Trial sites and the status recorded for each
SiteCityState or countryStatus at this site
Alkermes Investigational Site Sydney NSW Recruiting
Alkermes Investigational Site Bedford Park SA Recruiting
Alkermes Investigational Site Clayton VIC Recruiting

voxsanity.com.au · trial sites from public registries · registry record synced 15 October 2026 · not medical advice

Who can join

Age 18 Years to 70 Years
Sex Anyone, regardless of sex
Healthy volunteers Not accepted
Enrolment target 786

The official eligibility criteria

Registry text, reproduced exactly. These are the words the trial's sponsor published on ClinicalTrials.gov. They have not been edited, shortened or rewritten, and they are written for researchers rather than for patients.

Inclusion Criteria:

* Was eligible for and has completed end of treatment visit of ALKS 2680 eligible parent study in NT1, NT2 or IH. The current eligible studies are ALKS 2680-201 (Vibrance-1), ALKS 2680-202 (Vibrance-2) and ALKS 2680-203 (Vibrance-3), ALKS 2680-302 (Brilliance NT1) , ALKS 2680-303 (Brilliance NT2) , ALKS 2680-304 (Brilliance NT 1)

* Is willing and able, and in the opinion of the treating physician can safely discontinue any medications prescribed for the management of narcolepsy symptoms, as applicable, for 5 half-lives prior to Day 1 (for re-entry subjects), and for the duration of study (for all subjects)

Exclusion Criteria:

* Developed a new clinically significant health condition, ECG or laboratory abnormality, in the opinion of the Investigator or Sponsor, may impact the subject's participation in the study

* 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

Dates on the record

Started 27 January 2025
Estimated completion 1 June 2030
Registry last updated 9 October 2026
Checked by Voxsanity 15 October 2026

Results, publications and the official record

Sources and dates

  • ClinicalTrials.gov – the record this page reformats
  • ClinicalTrials.gov processing date: 9 October 2026.
  • This page last checked by Voxsanity: 15 October 2026.

Voxsanity reformats data from public registries into this layout. It does not edit, interpret or add to what the registry published.

Not medical advice.

Individual trial records are refreshed on a rolling basis rather than all at once, so a record may be up to several weeks old. Each trial page and trial card shows the date its own record was last synced. Where a record has lagged, its status, sites and enrolment can differ from the current registry state in either direction, so check the registry link on the trial page before acting on them.

Letter for your doctor

A one-page summary of this trial to print or email to your GP. It carries the registry's own record of the trial and its eligibility criteria, and nothing Voxsanity has written about whether it suits you.