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Completed Phase 3 Interventional

Safety and Efficacy of Xyrem Oral Solution (Sodium Oxybate) Compared With Placebo in Narcoleptic Patients

ClinicalTrials.gov ID: NCT00049803

Public ClinicalTrials.gov record NCT00049803. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 22, 2026, 4:34 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Randomized, Double-Blind, Placebo-Controlled, Parallel-Group, Multi-Center Trial Comparing the Effects of Orally Administered Xyrem (Sodium Oxybate) With Placebo for the Treatment of Narcolepsy

Study identification

NCT ID
NCT00049803
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Orphan Medical
Industry
Enrollment
200 participants

Conditions and interventions

Conditions

Interventions

  • sodium oxybate Drug

Drug

Eligibility (public fields only)

Age range
16 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Nov 30, 2000
Primary completion
Not listed
Completion
Mar 31, 2004
Last update posted
Jun 23, 2005

2000 – 2004

United States locations

U.S. sites
37
U.S. states
21
U.S. cities
34
Facility City State ZIP Site status
Sleep Disorders Center of Alabama, Inc. Birmingham Alabama 35213
Pacific Sleep Medicine Services La Jolla California 92037-1205
Stanford Sleep Disorders Clinic Stanford California 94305
St. Petersburg Sleep Disorders Center St. Petersburg Florida 33707
Sleep Disorders Center of Georgia Atlanta Georgia 30342
Sleep Disorders Center--Division of Neurology Evanston Illinois 60201
Peoria Pulmonary Associates, Ltd. Peoria Illinois 61603
The Center for Sleep and Wake Disorders/Midwest Neurology Danville Indiana 46122
Fort Wayne Neurological Center Fort Wayne Indiana 46804
Fort Wayne Neurological Center Fort Wayne Indiana 46805
Chest Medicine Associates DBA/Sleep Medicine Specialists Louisville Kentucky 40217
LSU Health Science Center Shreveport Louisiana 71130
Center for Sleep and Wake Disorders Chevy Chase Maryland 20815
Center for Sleep Diagnostics Newton Massachusetts 02459
Department of Neurology Worcester Massachusetts 01608
Washington University -- Sleep Medicine Center St Louis Missouri 63108
Sleep/Wake Center 7N2 -- Bellevue Hospital Center New York New York 10016
The Sleep Center - Community General Hospital Syracuse New York 13215
Duke University Medical Center Durham North Carolina 27710
Raleigh Neurology Associates Raleigh North Carolina 27607
Central Carolina Neurology & Sleep Salisbury North Carolina 28144
CSC Research -- Grove City Sleep Diagnostic Center Grove City Ohio 43123
Southwest Cleveland Sleep Center Middleburg Heights Ohio 44130
Lynn Health Science Institute Oklahoma City Oklahoma 73112
Clinical Pharmaceutical Trials, Inc. Tulsa Oklahoma 74104
Rhode Island Hospital - Division of Pulmonary, Sleep and Critical Care Medicine Providence Rhode Island 02903
Miriam Hospital Providence Rhode Island 02906
Charleston Pulmonary Associates PA Charleston South Carolina 29403
Low Country Lung and Critical Care PA Charleston South Carolina 29406-7108
Palmetto Baptist Medical Center Sleep Disorders Center Columbia South Carolina 29201
Charleston Pulmonary Associates PA Mt. Pleasant South Carolina 29464
Sleep Medicine Assoc PLLC -- Summit Medical Center Hermitage Tennessee 37076
The Houston Sleep Center Houston Texas 77024
Sleep Medicine Associates of Texas Plano Texas 75093
Sleep Disorders Center -- Eastern Virginia Medical School -- Sentara General Hospital Norfolk Virginia 23507
VCU Health System MCV Hospitals - Sleep Disorders Center Richmond Virginia 23235
Swedish Sleep Medicine Institute Seattle Washington 98122

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 8 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00049803, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jun 23, 2005 · Synced Jul 22, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00049803 live on ClinicalTrials.gov.

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