New hope for chronic sleepiness: experimental drug enters final testing phase

NCT ID NCT07500090

First seen Mar 30, 2026 · Last updated May 13, 2026 · Updated 5 times

Summary

This study tests an experimental drug called HBS-301 in 248 adults with idiopathic hypersomnia, a condition causing severe daytime sleepiness, trouble waking up, and fatigue. Participants will receive either the drug or a placebo for several weeks to see if it reduces symptoms. The goal is to find a safe and effective treatment for this chronic sleep disorder.

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This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Central Florida Pediatric Sleep Disorders Institute (Florida Pediatric Research Institute, LLC)

    RECRUITING

    Winter Park, Florida, 32789, United States

    Contact

  • Clinical Research of Gastonia

    RECRUITING

    Gastonia, North Carolina, 28054, United States

    Contact

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact Phone: •••-•••-•••• Email: •••••@•••••

  • David Kudrow, MD

    RECRUITING

    Morrisville, North Carolina, 27560, United States

    Contact

  • K2 Medical Research

    RECRUITING

    Nashville, Tennessee, 37204, United States

    Contact

    Contact

  • NeuroTrials Research Inc.

    RECRUITING

    Atlanta, Georgia, 30328, United States

    Contact

    Contact

    Contact

  • PharmDev Research Institute, LLC

    RECRUITING

    Miami, Florida, 33176, United States

    Contact

    Contact

  • Phillip Nowlin

    RECRUITING

    Stockbridge, Georgia, 30281, United States

    Contact

  • Respiratory Specialists

    RECRUITING

    Wyomissing, Pennsylvania, 19610, United States

    Contact

    Contact

  • Santa Monica Clinical Trials

    RECRUITING

    Santa Monica, California, 90404, United States

    Contact

    Contact

  • St. Luke's Hospital, Sleep Medicine and Research Center

    RECRUITING

    Chesterfield, Missouri, 63017, United States

    Contact

    Contact

  • Stern Research Partners, LLC

    RECRUITING

    Huntersville, North Carolina, 28078, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • West Virginia University

    RECRUITING

    Morgantown, West Virginia, 26506, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

Conditions

Explore the condition pages connected to this study.