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Trial ยท NCT02960217

Crossover Study to Assess the Efficacy and Safety of UX007 in the Treatment of Movement Disorders Associated With Glucose Transporter Type 1 Deficiency Syndrome (Glut1 DS)

NCT02960217, Phase 3, Terminated, Ultragenyx Pharmaceutical Inc; results first posted 2020-04-24

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Crossover Study to Assess the Efficacy and Safety of UX007 in the Treatment of Movement Disorders Associated With Glucose Transporter Type 1 Deficiency Syndrome (Glut1 DS). Trials, record NCT02960217. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT02960217

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Trial

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

Title
Crossover Study to Assess the Efficacy and Safety of UX007 in the Treatment of Movement Disorders Associated With Glucose Transporter Type 1 Deficiency Syndrome (Glut1 DS)
NCT number
NCT02960217
Status
Terminated
Phases
Phase 3
Enrollment
44 participants, actual
Lead sponsor
Ultragenyx Pharmaceutical Inc
Conditions
Glucose Transporter Type 1 Deficiency Syndrome (Glut1 DS)
Interventions
UX007, Placebo
First posted
2016-11-09
Last updated
2020-06-16
Results first posted
2020-04-24

Source ClinicalTrials.gov

Registered outcomes23

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

ListOutcomeTime frameDescription
PrimaryMaintenance Phase Movement Disorder FrequencyMaintenance Phase (up to Week 22)
The frequency of paroxysmal movement disorders captured as disabling movement disorder events (normalized to a 4-week rate) observed during the Maintenance Phase in participants treated with UX007 versus placebo, as recorded by the subject/caregiver in an event-based daily Glut1 DS symptom diary.
PrimaryNumber of Participants With Treatment Emergent Adverse Events (TEAEs), Serious TEAEs, and Discontinuations Due to TEAEs
From first dose of study drug through 30-35 days after final dose. Mean (SD) treatment duration was 65.7 (12.06) and 68.3 (7.04) days for double-blind UX007 and placebo, and 305.0 (122.71) days for open-label UX007.
An Adverse Event (AE) was defined as any untoward medical occurrence, whether or not considered drug related. Serious adverse events (SAE) was defined as an AE that at any dose, in the view of either the Investigator or Ultragenyx, results in any of the following outcomes: death; a life-threatening AE; inpatient hospitalization or prolongation of existing hospitalization; persistent or significant incapacity or disability (substantial disruption of the ability to conduct normal life functions); a congenital anomaly/birth defect; other important medical event. All reported AEs with with a start date that occurred or worsened in severity on or after the first dose of study drug in the corresponding treatment period and before the first dose of study drug in the next treatment period were defined as TEAEs. AEs were graded as 1=mild, 2=moderate, 3=severe, 4=life=threatening, 5=death.
PrimaryBaseline and Post-Baseline Columbia Suicide Severity Rating Scale (C-SSRS) Responses During Double-Blind Treatment PeriodBaseline, up to Week 22
The C-SSRS is a participant-rated questionnaire to assess suicidal ideation, suicidal behavior, and self-injurious behavior with no suicidal intent (yes or no responses). Positive responses (i.e., 'Yes') to C-SSRS questions correspond to events in these categories with the exception of the category 'No events'. Suicidal ideation includes the following subcategories: passive; active-nonspecific; active-method/no intent/no plan; active-intent/with or without method/no plan; active-method/intent/plan. Suicidal behavior includes the following subcategories: suicide attempt; interrupted attempt; aborted attempt; preparatory actions toward immanent suicidal behaviors; completed suicide. Suicidal ideation and/or suicidal behavior category includes participants with positive responses in the category suicidal ideation and/or suicidal behavior.
SecondaryChange From Period Baseline in 12 Minute Walk Test (12MWT) Distance at Treatment Week 10Period Baseline (defined as the last non-missing assessment prior to or on the date of the first dose of study drug for each double-blind Treatment Period), Week 10Walking capacity and endurance, as determined by the distance in meters walked in 12 minutes during the 12MWT.
SecondaryChange From Period Baseline in Patient Reported Outcomes Measurement Information System (PROMIS) Health Assessment Questionnaire (Adult Form) Physical Function Score at Treatment Week 10Period Baseline (defined as the last non-missing assessment prior to or on the date of the first dose of study drug for each double-blind Treatment Period), Week 10
The PROMIS was developed by the National Institutes of Health and uses domain-specific measures to assess patient well-being (Broderick et al. 2013; NIH 2015). It uses a T-score metric in which 50 is the mean of a relevant reference population and 10 is the standard deviation (SD) of that population. For the Physical Function Mobility Domain, increases in score indicate greater mobility.
SecondaryChange From Period Baseline in PROMIS Health Assessment Questionnaire (Adult Form) Fatigue Score at Treatment Week 10Period Baseline (defined as the last non-missing assessment prior to or on the date of the first dose of study drug for each double-blind Treatment Period), Week 10
The PROMIS was developed by the National Institutes of Health and uses domain-specific measures to assess patient well-being (Broderick et al. 2013; NIH 2015). It uses a T-score metric in which 50 is the mean of a relevant reference population and 10 is the standard deviation (SD) of that population. For the Fatigue Domain, decreases in score indicate less fatigue.
SecondaryChange From Period Baseline in PROMIS Health Assessment Questionnaire (Adult Form) Sleep Disturbance Score at Treatment Week 10Period Baseline (defined as the last non-missing assessment prior to or on the date of the first dose of study drug for each double-blind Treatment Period), Week 10
The PROMIS was developed by the National Institutes of Health and uses domain-specific measures to assess patient well-being (Broderick et al. 2013; NIH 2015). It uses a T-score metric in which 50 is the mean of a relevant reference population and 10 is the standard deviation (SD) of that population. For the Sleep Disturbance Domain, decreases in score indicate less sleep disturbance.
SecondaryChange From Period Baseline in PROMIS Health Assessment Questionnaire (Adult Form) Pain Interference Score at Treatment Week 10Period Baseline (defined as the last non-missing assessment prior to or on the date of the first dose of study drug for each double-blind Treatment Period), Week 10
The PROMIS was developed by the National Institutes of Health and uses domain-specific measures to assess patient well-being (Broderick et al. 2013; NIH 2015). It uses a T-score metric in which 50 is the mean of a relevant reference population and 10 is the standard deviation (SD) of that population. For the Pain Interference Domain, decreases in scores indicate less pain interference.
SecondaryChange From Period Baseline in PROMIS Health Assessment Questionnaire (Adult Form) Cognitive Function Score at Treatment Week 10Period Baseline (defined as the last non-missing assessment prior to or on the date of the first dose of study drug for each double-blind Treatment Period), Week 10
The PROMIS was developed by the National Institutes of Health and uses domain-specific measures to assess patient well-being (Broderick et al. 2013; NIH 2015). It uses a T-score metric in which 50 is the mean of a relevant reference population and 10 is the standard deviation (SD) of that population. The Cognitive Function Domain measures cognitive function impairment. Decreases in score indicate less cognitive function impairment.
SecondaryChange From Period Baseline in PROMIS Health Assessment Questionnaire (Adult Form) Social Roles and Activities Score at Treatment Week 10Period Baseline (defined as the last non-missing assessment prior to or on the date of the first dose of study drug for each double-blind Treatment Period), Week 10
The PROMIS was developed by the National Institutes of Health and uses domain-specific measures to assess patient well-being (Broderick et al. 2013; NIH 2015). It uses a T-score metric in which 50 is the mean of a relevant reference population and 10 is the standard deviation (SD) of that population. For the Social Roles and Activities Domain, decreases in score indicate worse /less or decrease of performance in social roles and activities.

Outcomes23

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

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYMaintenance Phase Movement Disorder FrequencyMaintenance Phase (up to Week 22)Full Analysis Set: all randomized participants who received at least 1 dose of study drug.movement disorder events per 4 weeksMEDIAN
PRIMARYNumber of Participants With Treatment Emergent Adverse Events (TEAEs), Serious TEAEs, and Discontinuations Due to TEAEs
From first dose of study drug through 30-35 days after final dose. Mean (SD) treatment duration was 65.7 (12.06) and 68.3 (7.04) days for double-blind UX007 and placebo, and 305.0 (122.71) days for open-label UX007.
Safety Analysis Set: all randomized participants who received at least 1 dose of study drug.ParticipantsCOUNT_OF_PARTICIPANTS
PRIMARYBaseline and Post-Baseline Columbia Suicide Severity Rating Scale (C-SSRS) Responses During Double-Blind Treatment PeriodBaseline, up to Week 22Safety Analysis Set: all randomized participants who received at least 1 dose of study drug. Participants with a baseline (BL) and postbaseline (PB) assessment.ParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYChange From Period Baseline in 12 Minute Walk Test (12MWT) Distance at Treatment Week 10Period Baseline (defined as the last non-missing assessment prior to or on the date of the first dose of study drug for each double-blind Treatment Period), Week 10Full Analysis Set: all randomized participants who received at least 1 dose of study drug. Participants who had an assessment.metersLEAST_SQUARES_MEAN
SECONDARYChange From Period Baseline in Patient Reported Outcomes Measurement Information System (PROMIS) Health Assessment Questionnaire (Adult Form) Physical Function Score at Treatment Week 10Period Baseline (defined as the last non-missing assessment prior to or on the date of the first dose of study drug for each double-blind Treatment Period), Week 10Full Analysis Set: all randomized adult participants who received at least 1 dose of study drug. Participants who had an assessment.T-scoreLEAST_SQUARES_MEAN
SECONDARYChange From Period Baseline in PROMIS Health Assessment Questionnaire (Adult Form) Fatigue Score at Treatment Week 10Period Baseline (defined as the last non-missing assessment prior to or on the date of the first dose of study drug for each double-blind Treatment Period), Week 10Full Analysis Set: all randomized adult participants who received at least 1 dose of study drug. Participants who had an assessment.T-scoreLEAST_SQUARES_MEAN
SECONDARYChange From Period Baseline in PROMIS Health Assessment Questionnaire (Adult Form) Sleep Disturbance Score at Treatment Week 10Period Baseline (defined as the last non-missing assessment prior to or on the date of the first dose of study drug for each double-blind Treatment Period), Week 10Full Analysis Set: all randomized adult participants who received at least 1 dose of study drug. Participants who had an assessment.T-scoreLEAST_SQUARES_MEAN
SECONDARYChange From Period Baseline in PROMIS Health Assessment Questionnaire (Adult Form) Pain Interference Score at Treatment Week 10Period Baseline (defined as the last non-missing assessment prior to or on the date of the first dose of study drug for each double-blind Treatment Period), Week 10Full Analysis Set: all randomized adult participants who received at least 1 dose of study drug. Participants who had an assessment.T-scoreLEAST_SQUARES_MEAN
SECONDARYChange From Period Baseline in PROMIS Health Assessment Questionnaire (Adult Form) Cognitive Function Score at Treatment Week 10Period Baseline (defined as the last non-missing assessment prior to or on the date of the first dose of study drug for each double-blind Treatment Period), Week 10Full Analysis Set: all randomized adult participants who received at least 1 dose of study drug. Participants who had an assessment.T-scoreLEAST_SQUARES_MEAN
SECONDARYChange From Period Baseline in PROMIS Health Assessment Questionnaire (Adult Form) Social Roles and Activities Score at Treatment Week 10Period Baseline (defined as the last non-missing assessment prior to or on the date of the first dose of study drug for each double-blind Treatment Period), Week 10Full Analysis Set: all randomized adult participants who received at least 1 dose of study drug. Participants who had an assessment.T-scoreLEAST_SQUARES_MEAN

Results by group92

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

OutcomeGroupCategoryValueSpreadUnits
Maintenance Phase Movement Disorder FrequencyDouble-Blind UX00714.26Full Range 0.0 to 112.0movement disorder events per 4 weeks
Maintenance Phase Movement Disorder FrequencyDouble-Blind Placebo11.81Full Range 0.5 to 112.0movement disorder events per 4 weeks
Number of Participants With Treatment Emergent Adverse Events (TEAEs), Serious TEAEs, and Discontinuations Due to TEAEsDouble-Blind UX007TEAEs40Participants
Number of Participants With Treatment Emergent Adverse Events (TEAEs), Serious TEAEs, and Discontinuations Due to TEAEsDouble-Blind PlaceboTEAEs34Participants
Number of Participants With Treatment Emergent Adverse Events (TEAEs), Serious TEAEs, and Discontinuations Due to TEAEsOpen-Label UX007TEAEs28Participants
Number of Participants With Treatment Emergent Adverse Events (TEAEs), Serious TEAEs, and Discontinuations Due to TEAEsDouble-Blind UX007Serious TEAEs2Participants
Number of Participants With Treatment Emergent Adverse Events (TEAEs), Serious TEAEs, and Discontinuations Due to TEAEsDouble-Blind PlaceboSerious TEAEs1Participants
Number of Participants With Treatment Emergent Adverse Events (TEAEs), Serious TEAEs, and Discontinuations Due to TEAEsOpen-Label UX007Serious TEAEs2Participants
Number of Participants With Treatment Emergent Adverse Events (TEAEs), Serious TEAEs, and Discontinuations Due to TEAEsDouble-Blind UX007Treatment-Related TEAEs33Participants
Number of Participants With Treatment Emergent Adverse Events (TEAEs), Serious TEAEs, and Discontinuations Due to TEAEsDouble-Blind PlaceboTreatment-Related TEAEs19Participants

Participant flow24

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

PeriodMilestoneGroupParticipantsUnits counted
Maintenance Phase: Treatment Period 1STARTEDDouble-Blind UX007 Followed by Placebo22
Maintenance Phase: Treatment Period 1STARTEDDouble-Blind Placebo Followed by UX00721
Maintenance Phase: Treatment Period 1COMPLETEDDouble-Blind UX007 Followed by Placebo21
Maintenance Phase: Treatment Period 1COMPLETEDDouble-Blind Placebo Followed by UX00721
Maintenance Phase: Treatment Period 1NOT COMPLETEDDouble-Blind UX007 Followed by Placebo1
Maintenance Phase: Treatment Period 1NOT COMPLETEDDouble-Blind Placebo Followed by UX0070
Maintenance Phase: Crossover WashoutSTARTEDDouble-Blind UX007 Followed by Placebo21
Maintenance Phase: Crossover WashoutSTARTEDDouble-Blind Placebo Followed by UX00721
Maintenance Phase: Crossover WashoutCOMPLETEDDouble-Blind UX007 Followed by Placebo21
Maintenance Phase: Crossover WashoutCOMPLETEDDouble-Blind Placebo Followed by UX00721

Adverse events84

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

TypeEventOrgan systemGroupAffectedAt riskEvents
otherAbdominal DiscomfortGastrointestinal disordersDB UX007443
otherAbdominal DiscomfortGastrointestinal disordersDB Placebo042
otherAbdominal DiscomfortGastrointestinal disordersOL UX007033
otherAbdominal PainGastrointestinal disordersDB UX007643
otherAbdominal PainGastrointestinal disordersDB Placebo142
otherAbdominal PainGastrointestinal disordersOL UX007533
otherAbdominal Pain UpperGastrointestinal disordersDB UX0071443
otherAbdominal Pain UpperGastrointestinal disordersDB Placebo642
otherAbdominal Pain UpperGastrointestinal disordersOL UX007733
otherAnal IncontinenceGastrointestinal disordersDB UX007343

Adverse event totals9

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityDB UX007043
Total, all-cause mortalityDB Placebo042
Total, all-cause mortalityOL UX007033
Total, other adverse eventsDB UX0073643
Total, other adverse eventsDB Placebo2642
Total, other adverse eventsOL UX0072233
Total, serious adverse eventsDB UX007243
Total, serious adverse eventsDB Placebo142
Total, serious adverse eventsOL UX007233

Papers0

The papers the trial lists on ClinicalTrials.gov.

None in this release.

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.

Tests1

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

TestNamed as
Paired Associate LearningSecondary outcome

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/NCT02960217

GET https://conductscience.org/api/trials/v1/NCT02960217/registered?page=2