64 Participants NeededMy employer runs this trial

E2086 for Narcolepsy

Recruiting at 56 trial locations
Prior Safety DataThis treatment has passed at least one previous human trial

What You Need to Know Before You Apply

What is the purpose of this trial?

This trial tests a new medication, E2086, to evaluate its effectiveness for people with narcolepsy, a condition that causes excessive daytime sleepiness. The goal is to determine the optimal dose that reduces daytime sleepiness compared to a placebo (a pill without active medication). Participants will receive either the actual treatment or a placebo over several weeks. This trial may suit those diagnosed with narcolepsy within the past 10 years who experience regular episodes of cataplexy (sudden muscle weakness) or excessive daytime sleepiness. As a Phase 2 trial, the research focuses on assessing the treatment's effectiveness in an initial, smaller group of people.

Is there any evidence suggesting that E2086 is likely to be safe for humans?

Research has shown that E2086 is generally safe for people with narcolepsy. Previous studies found that most side effects were mild or moderate, causing slight discomfort for some, while serious side effects remain rare.

E2086 helps people stay awake by targeting specific parts of the brain. Earlier research suggests it can improve daytime alertness for those with narcolepsy.

Although more studies are needed to confirm these results, the current phase of research appears promising for safety.12345

Why do researchers think this study treatment might be promising for narcolepsy?

Researchers are excited about E2086 for narcolepsy because it introduces a novel approach to tackling this sleep disorder. Unlike traditional treatments like modafinil or sodium oxybate, which generally aim to promote wakefulness or manage symptoms, E2086 potentially works through a different mechanism. Although specific details about this mechanism aren't widely publicized, the prospect of a new active ingredient offers hope for those who may not respond well to existing options. Additionally, E2086's structured dosing across low, middle, and high levels could provide more individualized treatment outcomes, potentially leading to better management of narcolepsy symptoms.

What evidence suggests that E2086 might be an effective treatment for narcolepsy?

Research has shown that E2086 may help treat excessive daytime sleepiness in people with narcolepsy type 1. In this trial, participants with narcolepsy type 1 will receive E2086, which studies have found can help people stay awake during the day by targeting a part of the brain that controls wakefulness. For narcolepsy type 2, early research suggests that E2086 can increase the time people stay awake and reduce episodes similar to sudden muscle weakness. Participants with narcolepsy type 2 in this trial will also receive E2086. These findings suggest that E2086 might effectively manage symptoms of narcolepsy.12467

Are You a Good Fit for This Trial?

This trial is for adults (18+) diagnosed with narcolepsy type 1 or type 2, who have regular sleep schedules and significant daytime sleepiness. Participants must meet specific diagnostic criteria and keep a consistent bedtime and wake time.

Inclusion Criteria

Compliance rate \">=80% for completion of the Diary during screening
ESS score \">=10
I am 18 years old or older.
See 6 more

Exclusion Criteria

I have recently used statins, have sleep apnea, restless legs, or take certain medications.
Inability to discontinue certain medications, history of drug/alcohol dependency, or participation in other studies
Females of childbearing potential not using highly effective contraception
See 10 more

Timeline for a Trial Participant

Screening

Participants are screened for eligibility to participate in the trial

2-4 weeks

Treatment

Participants receive E2086 or placebo once daily for 4 weeks during each of the low-, middle-, and high-dose-matched treatment periods, with a washout period of at least 7 days between dose levels

14 weeks

Follow-up

Participants are monitored for safety and effectiveness after treatment, including assessments of ECG, laboratory values, vital signs, and suicidality

Up to 16 weeks

What Are the Treatments Tested in This Trial?

Interventions

  • E2086

Trial Overview

The study compares different doses of a new drug called E2086 to a placebo in adults with narcolepsy, aiming to see if E2086 can reduce excessive daytime sleepiness. The design randomly assigns participants to receive either the drug or placebo.

How Is the Trial Designed?

4

Treatment groups

Experimental Treatment

Placebo Group

Group I: NT2 Participants: E2086Experimental Treatment1 Intervention
Group II: NT1 Participants: E2086Experimental Treatment1 Intervention
Group III: NT1 Participants: PlaceboPlacebo Group1 Intervention
Group IV: NT2 Participants: PlaceboPlacebo Group1 Intervention

Find a Clinic Near You

Who Is Running the Clinical Trial?

Eisai Inc.

Lead Sponsor

Trials
524
Recruited
161,000+
Founded
Eisai Inc. was established in 1995 as the U.S. subsidiary of Eisai Co., Ltd.
Headquarters
Woodcliff Lake, NJ, USA
Known For
Neurology and Oncology
Top Products
Aricept (donepezil), Lenvima (lenvatinib), Leqembi (lecanemab), Halaven (eribulin)
Lynn Kramer profile image

Lynn Kramer

Eisai Inc.

Chief Medical Officer since 2019

MD

Tatsuyuki Yasuno profile image

Tatsuyuki Yasuno

Eisai Inc.

Chief Executive Officer since 2023

MBA from Kellogg School of Management, Northwestern University; Bachelor of Political Science from Waseda University

Citations

Eisai Presents Clinical Study Results of Novel Orexin ...

These data demonstrate that once-daily dosing of E2086 has the potential to improve daytime wakefulness in individuals with narcolepsy type 1 ( ...

A Study to Evaluate the Efficacy and Safety of E2086 ...

The primary purpose of this study is to evaluate the optimal doses of E2086 compared to placebo in participants with narcolepsy for ...

A Comprehensive Review of Current and Emerging ... - PMC

In narcolepsy type 1, loss of orexin signaling leads to two core symptoms: excessive daytime sleepiness due to inadequate arousal drive and REM ...

A Study to Evaluate the Efficacy, Safety, and Tolerabilit...

The primary purpose of this study is to evaluate the efficacy of single oral doses of E2086 compared to placebo in the treatment of ...

Eisai Presents Clinical Study Results of Novel Orexin ...

These data demonstrate that once-daily dosing of E2086 has the potential to improve daytime wakefulness in individuals with narcolepsy type 1 ( ...

NCT06462404 | A Study to Evaluate the Efficacy, Safety ...

A Study to Evaluate the Efficacy, Safety, and Tolerability of E2086 Compared to Placebo and Active Comparator in Adult Participants With Narcolepsy Type 1.

A Study to Evaluate the Efficacy, Safety, and Tolerability of ...

The primary purpose of this study is to evaluate the efficacy of single oral doses of E2086 compared to placebo in the treatment of ...