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Trial · NCT02736188

Study to Evaluate the Safety and Efficacy of Aceneuramic Acid Extended-Release (Ace-ER) Tablets in Patients With Glucosamine (UDP-N-acetyl)-2-epimerase Myopathy (GNEM) or Hereditary Inclusion Body Myopathy (HIBM)

NCT02736188, Phase 3, Terminated, Ultragenyx Pharmaceutical Inc; results first posted 2019-02-19

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Study to Evaluate the Safety and Efficacy of Aceneuramic Acid Extended-Release (Ace-ER) Tablets in Patients With Glucosamine (UDP-N-acetyl)-2-epimerase Myopathy (GNEM) or Hereditary Inclusion Body Myopathy (HIBM). Trials, record NCT02736188. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT02736188

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Trial

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

Title
Study to Evaluate the Safety and Efficacy of Aceneuramic Acid Extended-Release (Ace-ER) Tablets in Patients With Glucosamine (UDP-N-acetyl)-2-epimerase Myopathy (GNEM) or Hereditary Inclusion Body Myopathy (HIBM)
NCT number
NCT02736188
Status
Terminated
Phases
Phase 3
Enrollment
143 participants, actual
Lead sponsor
Ultragenyx Pharmaceutical Inc
Conditions
Hereditary Inclusion Body Myopathy, Distal Myopathy With Rimmed Vacuoles, Distal Myopathy, Nonaka Type, GNE Myopathy, Quadriceps Sparing Myopathy
Interventions
Aceneuramic Acid Extended-Release Tablets
First posted
2016-04-13
Last updated
2023-03-24
Results first posted
2019-02-19
Limitations and caveats
No efficacy result summaries or analyses were performed for participants rolling over from UX001-CL202 or UX001-CL203 because of the limited data from those participants due to the early study closure.

Source ClinicalTrials.gov

Registered outcomes11

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

ListOutcomeTime frameDescription
PrimaryNumber of Participants With Treatment Emergent Adverse Events (TEAEs), Serious AEs (SAEs), and Discontinuations Due to AEsFrom first dose of study drug through the end of treatment plus 30 days (+5 days). Mean (SD) duration of treatment was 256.3 (101.54) days.
An AE was defined as any untoward medical occurrence associated with the use of a drug, whether or not considered drug related. An SAE or serious suspected adverse reaction is an AE or suspected adverse reaction 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); congenital anomaly/birth defect. TEAEs were defined as any AE that occurred after the first dose of study drug. The severity of all AEs were graded using the National Cancer Institute Common Terminology Criteria for Adverse Events (NCI CTCAE) version 4.03: grade1=mild, grade 2=moderate, grade 3=severe, grade 4=life-threatening, grade 5=death.
PrimaryChange From Baseline in HHD UEC Score Over TimeBaseline, Weeks 8, 16, 24, 48
Hand held dynamometry testing was used to measure strength. The maximum voluntary isometric contraction against a dynamometer was used to measure bilateral strength in the following muscle groups: shoulder abductors, wrist extensors and knee extensors. Specialized dynamometers for the measurement of grip and key pinch strength were also used. The total force (in kgf) for each was recorded. The UEC is derived from the sum of the average of the right and left total force (measured in kgf). Analyzed using a repeated measure generalized estimation equation (GEE) model, which includes the baseline value as a covariate.
SecondaryChange From Baseline in the GNEM-FAS Expanded Version Mobility Domain Score Over TimeBaseline, Weeks 8, 16, 24, 48
GNEM-FAS Expanded Version Mobility subscale score has 13 items and ranges from 0 to 52 with higher scores representing greater mobility. Analyzed using a repeated measure GEE model, which includes the baseline value as a covariate.
SecondaryChange From Baseline on the GNEM-FAS Upper Extremity Domain Score Over TimeBaseline, Weeks 8, 16, 24, 48
GNEM-FAS Expanded Version Upper Extremity subscale score has 9 items and ranges from 0 to 36 with higher scores representing more skilled, independent use of the arms during functional activity performance. Analyzed using a repeated measure GEE model, which includes the baseline value as a covariate.
SecondaryChange From Baseline in HHD Lower Extremity Composite (LEC) Score Over TimeBaseline, Weeks 8, 16, 24, and 48
Hand held dynamometry testing was used to measure strength. The maximum voluntary isometric contraction against a dynamometer was used to measure bilateral strength in the following muscle groups: shoulder abductors, wrist extensors and knee extensors. Specialized dynamometers for the measurement of grip and key pinch strength were also used. The total force (in kgf) for each was recorded. The LEC is derived from the sum of the average of the right and left total force (measured in kgf). Analyzed using a repeated measure GEE model, which includes the baseline value as a covariate.
SecondaryChange From Baseline in the Number of Stands in the Sit-to-Stand Test Over TimeBaseline, Weeks 8, 16, 24, and 48
Lower extremity function was assessed using a sit-to-stand test. The number of times the participant can rise from a seated to a standing position in a 30-second period was recorded. Analyzed using a repeated measure GEE model, which includes the baseline value as a covariate.
SecondaryChange From Baseline in Number of Lifts in the 30-Second Weighted Arm Lift Test Over TimeBaseline, Weeks 8, 16, 24, and 48
Upper extremity function was assessed using a weighted arm lift test performed bilaterally. The number of times the participant can raise a 1 kg weight above the head in a 30-second period was recorded. Analyzed using a repeated measure GEE model, which includes the baseline value as a covariate.
SecondaryChange From Baseline in Meters Walked in 6MWT Over TimeBaseline, Weeks 8, 16, 24, and 48The total distance walked (meters) in a 6-minute period was measured. Analyzed using a repeated measure GEE model, which includes the baseline value as a covariate.
SecondaryChange From Baseline in Percent Predicted Meters Walked in 6MWT Over TimeBaseline, Weeks 8, 16, 24, and 48
The total distance walked (meters) in a 6-minute period was measured, and the percent predicted distance based on normative data for age and gender was estimated. Predicted 6MWT distance (meters) = 868.8 - (2.99 x Age) - (74.7 x Sex), where age is baseline age in years, and sex = 0 for males, and 1 for females. Analyzed using a repeated measure GEE model, which includes the baseline value as a covariate.
SecondaryChange From Baseline in Total Force in Knee Extensors Over TimeBaseline, Weeks 8, 16, 24, and 48
Hand held dynamometry testing was used to measure strength. The maximum voluntary isometric contraction against a dynamometer was used to measure bilateral strength in the following muscle groups: shoulder abductors, wrist extensors and knee extensors. Specialized dynamometers for the measurement of grip and key pinch strength were also used. The total force (in kgf) for each was recorded. Bilateral total force was defined as the average of the right and left force (measured in kgf). Analyzed using a repeated measure GEE model, which includes the baseline value as a covariate.

Outcomes11

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

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYNumber of Participants With Treatment Emergent Adverse Events (TEAEs), Serious AEs (SAEs), and Discontinuations Due to AEsFrom first dose of study drug through the end of treatment plus 30 days (+5 days). Mean (SD) duration of treatment was 256.3 (101.54) days.Safety Analysis Set: all participants who received at least one dose of study drug in UX001-CL302.ParticipantsCOUNT_OF_PARTICIPANTS
PRIMARYChange From Baseline in HHD UEC Score Over TimeBaseline, Weeks 8, 16, 24, 48Full Analysis Set: all participants in parent study UX001-CL301 (NCT02377921) with a UX001-CL302 baseline measurement and at least one post-baseline measurement in UX001-CL302.kgfLEAST_SQUARES_MEAN
SECONDARYChange From Baseline in the GNEM-FAS Expanded Version Mobility Domain Score Over TimeBaseline, Weeks 8, 16, 24, 48Full Analysis Set: all participants in parent study UX001-CL301 (NCT02377921) with a UX001-CL302 baseline measurement and at least one post-baseline measurement in UX001-CL302.score on a scaleLEAST_SQUARES_MEAN
SECONDARYChange From Baseline on the GNEM-FAS Upper Extremity Domain Score Over TimeBaseline, Weeks 8, 16, 24, 48Full Analysis Set: all participants in parent study UX001-CL301 (NCT02377921) with a UX001-CL302 baseline measurement and at least one post-baseline measurement in UX001-CL302.score on a scaleLEAST_SQUARES_MEAN
SECONDARYChange From Baseline in HHD Lower Extremity Composite (LEC) Score Over TimeBaseline, Weeks 8, 16, 24, and 48Full Analysis Set: all participants in parent study UX001-CL301 (NCT02377921) with a UX001-CL302 baseline measurement and at least one post-baseline measurement in UX001-CL302.kgfLEAST_SQUARES_MEAN
SECONDARYChange From Baseline in the Number of Stands in the Sit-to-Stand Test Over TimeBaseline, Weeks 8, 16, 24, and 48Full Analysis Set: all participants in parent study UX001-CL301 (NCT02377921) with a UX001-CL302 baseline measurement and at least one post-baseline measurement in UX001-CL302.standsLEAST_SQUARES_MEAN
SECONDARYChange From Baseline in Number of Lifts in the 30-Second Weighted Arm Lift Test Over TimeBaseline, Weeks 8, 16, 24, and 48Full Analysis Set: all participants in parent study UX001-CL301 (NCT02377921) with a UX001-CL302 baseline measurement and at least one post-baseline measurement in UX001-CL302.liftsLEAST_SQUARES_MEAN
SECONDARYChange From Baseline in Meters Walked in 6MWT Over TimeBaseline, Weeks 8, 16, 24, and 48Full Analysis Set: all participants in parent study UX001-CL301 (NCT02377921) with a UX001-CL302 baseline measurement and at least one post-baseline measurement in UX001-CL302.metersLEAST_SQUARES_MEAN
SECONDARYChange From Baseline in Percent Predicted Meters Walked in 6MWT Over TimeBaseline, Weeks 8, 16, 24, and 48Full Analysis Set: all participants in parent study UX001-CL301 (NCT02377921) with a UX001-CL302 baseline measurement and at least one post-baseline measurement in UX001-CL302.percent of predicted distanceLEAST_SQUARES_MEAN
SECONDARYChange From Baseline in Total Force in Knee Extensors Over TimeBaseline, Weeks 8, 16, 24, and 48Full Analysis Set: all participants in parent study UX001-CL301 (NCT02377921) with a UX001-CL302 baseline measurement and at least one post-baseline measurement in UX001-CL302.kgfLEAST_SQUARES_MEAN

Results by group86

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

OutcomeGroupCategoryValueSpreadUnits
Number of Participants With Treatment Emergent Adverse Events (TEAEs), Serious AEs (SAEs), and Discontinuations Due to AEsAce-ER 6 g/DayTEAEs104Participants
Number of Participants With Treatment Emergent Adverse Events (TEAEs), Serious AEs (SAEs), and Discontinuations Due to AEsAce-ER 6 g/DaySerious TEAEs (SAEs)7Participants
Number of Participants With Treatment Emergent Adverse Events (TEAEs), Serious AEs (SAEs), and Discontinuations Due to AEsAce-ER 6 g/DayDeaths0Participants
Number of Participants With Treatment Emergent Adverse Events (TEAEs), Serious AEs (SAEs), and Discontinuations Due to AEsAce-ER 6 g/DayGrade 3 or 4 TEAEs11Participants
Number of Participants With Treatment Emergent Adverse Events (TEAEs), Serious AEs (SAEs), and Discontinuations Due to AEsAce-ER 6 g/DayTEAEs Leading to Study Drug Discontinuation2Participants
Number of Participants With Treatment Emergent Adverse Events (TEAEs), Serious AEs (SAEs), and Discontinuations Due to AEsAce-ER 6 g/DayTEAEs Leading to Study Discontinuation1Participants
Change From Baseline in HHD UEC Score Over TimeAce-ER 6 g/Day (Parent Study Treatment: Ace-ER 6 g/Day)Week 80.8895% Confidence Interval -0.75 to 2.51kgf
Change From Baseline in HHD UEC Score Over TimeAce-ER 6 g/Day (Parent Study Treatment: Placebo)Week 80.0995% Confidence Interval -1.05 to 1.23kgf
Change From Baseline in HHD UEC Score Over TimeAce-ER 6 g/Day (Parent Study Treatment: Ace-ER 6 g/Day)Week 160.1095% Confidence Interval -1.47 to 1.67kgf
Change From Baseline in HHD UEC Score Over TimeAce-ER 6 g/Day (Parent Study Treatment: Placebo)Week 16-0.2695% Confidence Interval -1.26 to 0.74kgf

Participant flow3

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

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDAce-ER 6 g/Day142
Overall StudyCOMPLETEDAce-ER 6 g/Day0
Overall StudyNOT COMPLETEDAce-ER 6 g/Day142

Adverse events17

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

TypeEventOrgan systemGroupAffectedAt riskEvents
otherDiarrhoeaGastrointestinal disordersAce-ER 6 g/Day10142
otherFlatulenceGastrointestinal disordersAce-ER 6 g/Day9142
otherFatigueGeneral disordersAce-ER 6 g/Day8142
otherNasopharyngitisInfections and infestationsAce-ER 6 g/Day8142
otherFallInjury, poisoning and procedural complicationsAce-ER 6 g/Day30142
otherArthralgiaMusculoskeletal and connective tissue disordersAce-ER 6 g/Day17142
otherBack painMusculoskeletal and connective tissue disordersAce-ER 6 g/Day13142
otherMusculoskeletal painMusculoskeletal and connective tissue disordersAce-ER 6 g/Day11142
otherPain in extremityMusculoskeletal and connective tissue disordersAce-ER 6 g/Day10142
otherHeadacheNervous system disordersAce-ER 6 g/Day8142

Adverse event totals3

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityAce-ER 6 g/Day0142
Total, other adverse eventsAce-ER 6 g/Day66142
Total, serious adverse eventsAce-ER 6 g/Day7142

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.

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/NCT02736188

GET https://conductscience.org/api/trials/v1/NCT02736188/results?page=2