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aceneuramic acid

Phase 3

Hereditary Inclusion Body Myopathy | Small molecule | Other |Ultragenyx Pharmaceutical Inc.|Last Updated: Jun 27, 2019

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
RandomizedDouble-BlindPLACEBO_CONTROLLEDDMCBiomarker
Total Trials1
Total Enrollment89
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT02377921Phase 3 Randomized, Double-Blind, Placebo-Controlled Study to Evaluate Sialic Acid in Patients With Glucosamine (UDP-N-acetyl)-2-epimerase Myopathy (GNEM) or Hereditary Inclusion Body Myopathy (HIBM)PHASE3 COMPLETED 89May 20, 2015Jun 9, 2017Jun 27, 201913 United States, Bulgaria +5
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Study Endpoints
Primary Endpoints
Change From Baseline in UEC Score (Total Force in kg) at Week 48
Baseline, Week 48

Muscle strength based on the maximum voluntary isometric contraction (MVIC) against a dynamometer was measured bilaterally in the following upper extremity muscle groups: gross grip, shoulder abductors, elbow flexors, and elbow extensors. The UEC is derived from the sum of the average of the right and left total force values (measured in kg).

Secondary Endpoints
Change From Baseline in Muscle Strength in the Knee Extensors at Week 48
Baseline, Week 48
Change From Baseline in LEC Score (Total Force in kg) at Week 48
Baseline, Week 48
Change From Baseline in GNEM FAS Mobility Domain Score at Week 48
Baseline, Week 48
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Study Design & Arms
AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Aceneuramic Acid Extended-Release (Ace-ER)EXPERIMENTALAce-ER 6 g/day, divided 3 times per day (TID) for 48 weeks.
PlaceboPLACEBO_COMPARATORMatching placebo TID for 48 weeks.
Interventions
NameTypeDescription
aceneuramic acid extended-release (Ace-ER)DRUGtablets for oral use
PlaceboDRUGtablets for oral use
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Eligibility Criteria
Age Range18 Years — 55 Years
SexALL
Healthy VolunteersNo
Study Sites13

Inclusion Criteria: * Male or female, aged 18 to 55 years, inclusive * Willing and able to provide written, signed informed consent after the nature of the study has been explained, and before any research-related procedures are conducted * Have a documented diagnosis of GNEM, HIBM, distal myopathy...

Countries:United StatesBulgariaCanadaFranceIsraelItalyUnited Kingdom
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