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Kuvan

Phase 3

Phenylketonuria | Small molecule | Rare Disease |Merck & Company, Inc.|Last Updated: Jul 28, 2014

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
UNCONTROLLEDBiomarker
Total Trials1
Total Enrollment90
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT01732471Phase 3 Open-label Study to Evaluate the Response and Safety of Kuvan® in Subjects With PhenylketonuriaPHASE3 COMPLETED 90Nov 1, 2012Oct 1, 2013Jul 28, 20141 Germany
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Study Endpoints
Primary Endpoints
Percentage of Participants With Response to Kuvan® (Sapropterin Dihydrochloride) Treatment
Day 8

Response to Kuvan® (sapropterin dihydrochloride) treatment was defined as a reduction in blood phenylalanine levels of greater than or equal to 30% at Day 8 as compared to baseline.

Secondary Endpoints
Percent Change From Baseline in Blood Phenylalanine Levels at Day 8 in Overall Population
Baseline, Day 8
Percent Change From Baseline in Blood Phenylalanine Levels at Day 8 in Sub-population of Responders
Baseline, Day 8
Number of Participants With Adverse Events (AEs) and Serious Adverse Events (SAEs) in Overall Safety Population
Baseline up to Week 11
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Study Design & Arms
AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Kuvan®EXPERIMENTAL -
Interventions
NameTypeDescription
Kuvan®DRUGKuvan® (sapropterin dihydrochloride) will be administered orally at a dose of 20 milligram per kilogram per day (mg/kg/day) once daily for 8 days. If there is 30 percent (%) decrease in blood phenylalanine levels from baseline at the end of Day 8, then treatment will be continued at the same dose for further 6 weeks.
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Eligibility Criteria
Age Range4 Years — 18 Years
SexALL
Healthy VolunteersNo
Study Sites1

Inclusion Criteria: * Willing and able to provide written informed consent (for children under 18 years old the parent\[s\]/guardians give informed consent, subjects 14-17 years old give additionally their own written informed consent) * Age of 4 - 18 years, inclusive * Confirmed clinical and bioch...

Countries:Germany
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Competitive Landscape -Phenylketonuria 12 trials