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SCH 56592

Phase 2

Onychomycosis | Small molecule | Other |Merck & Company, Inc.|Last Updated: Apr 7, 2017

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
RandomizedPLACEBO_CONTROLLEDBiomarker
Total Trials1
Total Enrollment218
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT00491764A Study to Evaluate Efficacy and Safety of Four Posaconazole Regimens With Placebo and Terbinafine in the Treatment of Toenail Onychomycosis (Study P05082AM2)(COMPLETED)PHASE2 COMPLETED 218Jun 1, 2007Dec 1, 2008Apr 7, 2017 -
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Study Endpoints
Primary Endpoints
Complete Cure of Onychomycosis at Week 48.
Measured at Day 1, Week 2, Week 4, and Every 4 Weeks Thereafter Until Week 48

Complete cure is defined as negative mycology (negative culture and KOH \[potassium hydroxide\]) and 0% nail involvement (defined as absence of onycholysis and subungual hyperkeratosis).

Secondary Endpoints
Effective Treatment of Onychomycosis at Week 48.
Measured at Day 1, Week 2, Week 4, and Every 4 Weeks Thereafter Until Week 48
Treatment Success of Onychomycosis at Week 48
Measured at Day 1, Week 2, Week 4, and Every 4 Weeks Thereafter Until Week 48
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Study Design & Arms
AllocationRANDOMIZED
MaskingSINGLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Posaconazole 100 mg QD for 24 weeks.EXPERIMENTALPosaconazole oral suspension (40 mg/mL) 100 mg QD for 24 weeks.
Posaconazole 200 mg QD for 24 weeks.EXPERIMENTALPosaconazole oral suspension (40 mg/mL) 200 mg QD for 24 weeks.
Posaconazole 400 mg QD for 24 weeks.EXPERIMENTALPosaconazole oral suspension (40 mg/mL) 400 mg QD for 24 weeks.
Posaconazole 400 mg QD for 12 weeks.EXPERIMENTALPosaconazole oral suspension (40 mg/mL) 400 mg QD for 12 weeks.
TerbinafineACTIVE_COMPARATORTerbinafine 250 mg QD for 12 weeks.
PlaceboPLACEBO_COMPARATORPlacebo for 24 weeks.
Interventions
NameTypeDescription
SCH 56592DRUGPosaconazole oral suspension (40 mg/mL) 100 mg QD for 24 weeks.
TerbinafineDRUGTerbinafine 250 mg QD for 12 weeks.
PlaceboDRUGPlacebo for 24 weeks.
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Eligibility Criteria
Age Range18 Years — 75 Years
SexALL
Healthy VolunteersNo

Inclusion Criteria: * The subject must meet ALL the criteria listed below for entry: * Subject must be between 18 and 75 years of age inclusive, of either sex, and of any race; * Subject must have distal subungual infection that affects approximately 25% to 75% of at least one great toenail, b...

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