Actively Recruiting

Phase 4
Age: 18Years - 65Years
All Genders
NCT05837091

Low Sodium Oxybate in Patients With Idiopathic Hypersomnia

Led by Mayo Clinic · Updated on 2026-05-12

30

Participants Needed

4

Research Sites

171 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

Low sodium oxybate has been approved by the U.S. Food and Drug Administration (FDA) for the treatment of idiopathic hypersomnia. In this study, the researchers want to learn how low sodium oxybate impacts ability of people diagnosed with idiopathic hypersomnia to sleep for long periods of time. In addition, this study will use novel tools to determine when an individual is awake or asleep.

CONDITIONS

Official Title

Low Sodium Oxybate in Patients With Idiopathic Hypersomnia

Who Can Participate

Age: 18Years - 65Years
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Primary diagnosis of idiopathic hypersomnia according to ICSD-3 criteria
  • Age between 18 and 65 years
  • Body mass index (BMI) between 18 and 35 kg/m2
  • Self-reported sleep duration of at least 9 hours most days including naps based on sleep diary entries
  • Epworth Sleepiness Scale score of 10 or higher at pre-screening
  • Recommended low sodium oxybate by a clinical sleep specialist with titration per standard care
  • Willingness to delay starting low sodium oxybate until all baseline assessments are completed
  • Stable dose and regimen of wake promoting agents, stimulants, or antidepressants for at least 2 months before and during the study if applicable
  • Use of medically acceptable contraception for at least 2 full menstrual cycles before participation and agreement to continue during and 30 days after the study
Not Eligible

You will not qualify if you...

  • Succinic semialdehyde dehydrogenase deficiency or porphyria
  • Other central nervous system diseases including neurodegenerative diseases, seizure disorders, or history of head trauma with loss of consciousness
  • Lifetime history of suicide attempt or recent suicidal ideation, psychotic episodes, or active major depressive disorder
  • Change in psychiatric medications or stimulants in the last 3 months
  • History of chronic alcohol or drug abuse within the past 12 months
  • Malignant cancer requiring treatment within the past 12 months
  • Heart failure, severe hypertension, or cardiovascular disease affecting participation
  • Kidney or liver impairment
  • Compromised respiratory function such as COPD, pulmonary hypertension, or poorly controlled asthma
  • Diagnosis or suspicion of sleep-related breathing disorders or sleep apnea treatment
  • Irregular sleep patterns due to shift work or other non-disease-related conditions
  • Participation in another investigational drug study within 28 days prior or currently
  • Pregnancy or breastfeeding
  • Ear jewelry or piercings that cannot be removed
  • Use of devices or implants interfering with study devices
  • Use of tobacco products
  • Investigator's judgment of unsuitability for the study

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 4 locations

1

Mayo Clinic Arizona

Phoenix, Arizona, United States, 85054

Actively Recruiting

2

Stanford University

Redwood City, California, United States, 94063

Actively Recruiting

3

Mayo Clinic Florida

Jacksonville, Florida, United States, 32224

Actively Recruiting

4

Beth Israel Deaconess Medical Center

Boston, Massachusetts, United States, 02215

Actively Recruiting

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Research Team

G

Gabbi Montefiore

CONTACT

A

Arleth Valencia

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NA

Model

SINGLE_GROUP

Primary Purpose

TREATMENT

Number of Arms

1

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