CI

At a glance

ClinicalIndex Comparison Record
Phase 3Completed· 184 enrolled
Drug / intervention
FT218drug
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT04451668
NCT04451668Phase 3Completed

Open Label Study of Safety/Tolerability of Once Nightly FT218 for the Treatment of Excessive Daytime Sleepiness and Cataplexy in Narcolepsy Patients That Have and Have Not Been Previously Maintained on Twice-nightly Sodium Oxybate IR

Avadel·interventional·Posted Jun 30, 2020·Updated Oct 2, 2025

In Brief

A Phase 3 clinical trial evaluating FT218 for Narcolepsy and 5 related conditions. Completed, enrolled 184 participants across 29 sites in 2 countries.

Detailed Summary

An Open Label Study to Evaluate Long-Term Safety and Tolerability of a Once Nightly Formulation of Sodium Oxybate for Extended-Release Oral Suspension (FT218) and the ability to switch from twice-nightly immediate release sodium oxybate to once-nightly FT218 for the Treatment of Excessive Daytime Sleepiness and Cataplexy in Subjects with Narcolepsy

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesCanada, United States
Collaborators--

Timeline

Phase 3CompletedFinished
202120222023202420252026
First PostedJun 30, 2020
Enrollment StartJun 12, 2020
Primary CompletionDec 22, 2023
Study CompletionNov 18, 2024
TodayJul 2, 2026
Enrollment to primary: 3.5 yearsPosted 6.0 years ago

Interventions

FT218drug

once nightly sodium oxybate extended release