Evaluating Tasimelteon for Pediatric Insomnia
Official title: A Multicenter, Double-Blind, Randomized Study to Evaluate the Effects of Tasimelteon vs. Placebo in Treating Pediatric Insomnia
Run by Vanda Pharmaceuticals · NCT06953869 · Data updated 2026-11-12
This study is testing if a new sleep medication called tasimelteon can help children and teenagers aged 2 to 17 with insomnia sleep better compared to a placebo.
Quick facts
| Phase | Phase 3 |
|---|---|
| Study type | Interventional |
| Ages | 2 Years to 17 Years |
| Sex | All |
| Enrollment | 420 (estimated) |
| Sponsor | Vanda Pharmaceuticals Industry-sponsored |
| Locations | 35 sites (Dothan, Alabama and 34 other locations) |
| Status | Recruiting |
| Started | April 21, 2025 |
| Main results expected | November 2027 |
| Study ends | January 2028 |
| Registry record updated | June 5, 2026 |
| Trial ID | NCT06953869 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are males and females aged 2 to 17 years with a confirmed diagnosis of insomnia disorder.
✕Probably not a fit
Patients with impaired liver function, those who are pregnant or lactating, or those with a history of intolerance to tasimelteon may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This multicenter, double-blind, randomized study aims to assess the efficacy and safety of a daily oral dose of tasimelteon compared to a placebo in treating insomnia disorder in pediatric patients. Participants aged 2 to 17 years will be enrolled, and the study will monitor their response to the treatment over a specified period. The study is designed to ensure that the sleep disturbances are not caused by other medications, focusing solely on the effects of tasimelteon.
Why it matters
Potential benefit: If successful, this treatment could significantly improve sleep quality and overall well-being in children suffering from insomnia.
How similar studies have gone: Previous studies have shown promise in using melatonin receptor agonists for sleep disorders, suggesting potential success for this approach.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Ability and acceptance to provide written informed consent of the participant or legal guardian (and assent as required). * Confirmed clinical diagnosis of insomnia disorder * Males and Females between 2 and 17 years, inclusive. * The sleep disturbance must not be a result of another medication. Exclusion Criteria: * Inability to dose daily with tasimelteon or previous intolerance to tasimelteon. * Indication of impaired liver function. * Pregnant or lactating females. * A positive test for drugs of abuse.
Where it's running
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Vanda Investigational Site
Dothan, Alabama, United States Recruiting -
Vanda Investigational Site
Phoenix, Arizona, United States Recruiting -
Vanda Investigational Site
Irvine, California, United States Recruiting -
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Miami, Florida, United States Recruiting -
Vanda Investigational Site
Miami Lakes, Florida, United States Recruiting -
Vanda Investigational Site
Winter Park, Florida, United States Recruiting
Show 29 more locations
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Vanda Investigational Site
Snellville, Georgia, United States Recruiting -
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Stockbridge, Georgia, United States Recruiting -
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Naperville, Illinois, United States Recruiting -
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Worcester, Massachusetts, United States Recruiting -
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Great Falls, Montana, United States Recruiting -
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Las Vegas, Nevada, United States Recruiting -
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Cleveland, Ohio, United States Recruiting -
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Columbia, South Carolina, United States Recruiting -
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Myrtle Beach, South Carolina, United States Recruiting -
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Nashville, Tennessee, United States Recruiting -
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Houston, Texas, United States Recruiting -
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Plano, Texas, United States Recruiting -
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San Antonio, Texas, United States Recruiting -
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San Antonio, Texas, United States Recruiting -
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Berlin, Germany Recruiting -
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Leipzig, Germany Recruiting -
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Bydgoszcz, Poland Recruiting -
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Gdansk, Poland Recruiting -
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Krakow, Poland Recruiting -
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Poznan, Poland Recruiting -
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Wroclaw, Poland Recruiting -
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Great Yarmouth, United Kingdom Recruiting -
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Leicester, United Kingdom Recruiting -
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Liverpool, United Kingdom Recruiting -
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London, United Kingdom Recruiting -
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London, United Kingdom Recruiting -
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London, United Kingdom Recruiting -
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Sheffield, United Kingdom Recruiting -
Vanda Investigational Site
Lincoln, Nebraska, United States Active not recruiting
Study contacts
- Study coordinator: Vanda Pharmaceuticals, Inc.
- Email: VEC162@vandapharma.com
- Phone: 202-734-3400
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.