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TAK-831

Phase 2

Friedreich Ataxia | Small molecule | Neurology |Neurocrine Biosciences, Inc.|Last Updated: Jun 14, 2021

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 Enrollment67
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT03214588Efficacy, Tolerability, and Pharmacokinetics of Multiple Doses of Oral TAK-831 in Adults With Friedreich AtaxiaPHASE2 COMPLETED 67Nov 8, 2017Dec 27, 2018Jun 14, 20216 United States
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Study Endpoints
Primary Endpoints
Change From Baseline in the Inverse Time to Complete the 9-Hole Peg Test (9-HPT-1)
Baseline and Week 12

The 9-HPT-1 is a measure of timed upper extremity (arm and hand) function and manual dexterity. The participant picks up pegs 1 at a time (9 in total), using 1 hand only, and places them into holes on the board as quickly as possible, in any order until all holes are filled. Then, without pausing, the participant removes the pegs 1 at a time and returns them as quickly as possible. Each participant performs this task twice with each hand separately. Results on both tests are then averaged for an overall task completion time and the inverse transform is performed. A positive change from Baseline indicates improvement. Change from Baseline in 9-HPT-1 was analyzed using mixed model for repeated measures (MMRM) analysis of covariance (ANCOVA) with Baseline 9-HPT-1 as a covariate; pooled site, visit, treatment, and ambulation status (randomization factor) as fixed factors; and treatment-by-visit and Baseline 9-HPT-1-by-visit interactions.

Secondary Endpoints
Change From Baseline in the Activities of Daily Living (ADL) Component Score of the Friedreich Ataxia Rating Scale (FARS)
Baseline and Weeks 2, 7 and 12
Change From Baseline in the Inverse Time to Complete the 9-HPT-1
Baseline and Weeks 2 and 7
Change From Baseline in the ADL Component Individual Item Scores
Baseline and Weeks 2, 7 and 12
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Study Design & Arms
AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
PlaceboPLACEBO_COMPARATORTAK-831 placebo-matching tablets, orally, twice daily for up to 12 weeks.
TAK-831 75 mgEXPERIMENTALTAK-831 75 mg, tablets, orally, twice daily for up to 12 weeks.
TAK-831 300 mgEXPERIMENTALTAK-831 300 mg, tablets, orally, twice daily for up to 12 weeks.
Interventions
NameTypeDescription
TAK-831DRUGTAK-831 tablets
TAK-831 PlaceboDRUGTAK-831 placebo matching tablets
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Eligibility Criteria
Age Range18 Years — 55 Years
SexALL
Healthy VolunteersNo
Study Sites6

Key Inclusion Criteria: 1\. Has a genetically-confirmed diagnosis (homozygous for guanine-adenine-adenine \[GAA\] repeat expansions in the frataxin gene \[FXN\] in the affected range of Friedreich ataxia \[FRDA\] or a compound heterozygous expansion with a point mutation or deletion), with an estab...

Countries:United States
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