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Trial · NCT00371137

A Safety and Efficacy Study of Xyrem® in Subjects With Fibromyalgia

NCT00371137, Phase 3, Completed, Jazz Pharmaceuticals; results first posted 2011-11-30

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. A Safety and Efficacy Study of Xyrem® in Subjects With Fibromyalgia. Trials, record NCT00371137. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT00371137

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
A Safety and Efficacy Study of Xyrem® in Subjects With Fibromyalgia
NCT number
NCT00371137
Status
Completed
Phases
Phase 3
Enrollment
548 participants, actual
Lead sponsor
Jazz Pharmaceuticals
Conditions
Fibromyalgia
Interventions
Xyrem®, Placebo
First posted
2006-09-01
Last updated
2011-12-29
Results first posted
2011-11-30

Source ClinicalTrials.gov

Registered outcomes1

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryPain VAS (Visual Analog Scale) Response. Percentage of Subjects With a Greater Than or Equal to 30% Reduction in Pain VAS From Baseline (BOCF).Baseline to Week 14
Percentage of pain VAS responders. Subjects with a \>= 30% reduction in pain VAS from baseline to endpoint (week 14) were considered responders; all other subjects were considered non-responders. Missing data were handled using BOCF (Baseline Observation Carried Forward). The pain VAS ranges from 0 (no pain) to 100 (worst imaginable pain). The pain VAS was collected morning, afternoon and evening. Baseline is the average value recorded for the measure during the week prior to the end-of-baseline visit. Endpoint is the average value recorded for the measure during the week prior to week 14.

Outcomes1

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYPain VAS (Visual Analog Scale) Response. Percentage of Subjects With a Greater Than or Equal to 30% Reduction in Pain VAS From Baseline (BOCF).Baseline to Week 14Percentage of ParticipantsNUMBER

Results by group6

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Pain VAS (Visual Analog Scale) Response. Percentage of Subjects With a Greater Than or Equal to 30% Reduction in Pain VAS From Baseline (BOCF).PlaceboResponder27.3Percentage of Participants
Pain VAS (Visual Analog Scale) Response. Percentage of Subjects With a Greater Than or Equal to 30% Reduction in Pain VAS From Baseline (BOCF).Xyrem 4.5gResponder46.2Percentage of Participants
Pain VAS (Visual Analog Scale) Response. Percentage of Subjects With a Greater Than or Equal to 30% Reduction in Pain VAS From Baseline (BOCF).Xyrem 6.0gResponder39.3Percentage of Participants
Pain VAS (Visual Analog Scale) Response. Percentage of Subjects With a Greater Than or Equal to 30% Reduction in Pain VAS From Baseline (BOCF).PlaceboNon - Responder72.7Percentage of Participants
Pain VAS (Visual Analog Scale) Response. Percentage of Subjects With a Greater Than or Equal to 30% Reduction in Pain VAS From Baseline (BOCF).Xyrem 4.5gNon - Responder53.8Percentage of Participants
Pain VAS (Visual Analog Scale) Response. Percentage of Subjects With a Greater Than or Equal to 30% Reduction in Pain VAS From Baseline (BOCF).Xyrem 6.0gNon - Responder60.7Percentage of Participants

Participant flow12

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDPlacebo183
Overall StudySTARTEDXyrem 4.5g182
Overall StudySTARTEDXyrem 6.0g183
Overall StudyTreatedPlacebo183
Overall StudyTreatedXyrem 4.5g182
Overall StudyTreatedXyrem 6.0g182
Overall StudyCOMPLETEDPlacebo111
Overall StudyCOMPLETEDXyrem 4.5g119
Overall StudyCOMPLETEDXyrem 6.0g104
Overall StudyNOT COMPLETEDPlacebo72

Adverse events150

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherPalpatationsCardiac disordersPlacebo0183
otherPalpatationsCardiac disordersXyrem 4.5g4182
otherPalpatationsCardiac disordersXyrem 6.0g2182
otherVertigoEar and labyrinth disordersPlacebo0183
otherVertigoEar and labyrinth disordersXyrem 4.5g1182
otherVertigoEar and labyrinth disordersXyrem 6.0g4182
otherVision BlurredEye disordersPlacebo0183
otherVision BlurredEye disordersXyrem 4.5g2182
otherVision BlurredEye disordersXyrem 6.0g5182
otherNauseaGastrointestinal disordersPlacebo10183

Adverse event totals9

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityPlacebo
Total, all-cause mortalityXyrem 4.5g
Total, all-cause mortalityXyrem 6.0g
Total, other adverse eventsPlacebo105183
Total, other adverse eventsXyrem 4.5g149182
Total, other adverse eventsXyrem 6.0g145182
Total, serious adverse eventsPlacebo1183
Total, serious adverse eventsXyrem 4.5g0182
Total, serious adverse eventsXyrem 6.0g2182

Papers2

The papers the trial lists on ClinicalTrials.gov.

PMIDListed asSource
19116896RESULTPubMed
21397402RESULTPubMed

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons0

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

None in this release.

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT00371137

GET https://conductscience.org/api/trials/v1/NCT00371137/events?page=2