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Opicapone

Phase 1

Parkinson Disease | Small molecule | Neurology |Neurocrine Biosciences, Inc.|Last Updated: Mar 22, 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
UNCONTROLLEDBiomarker
Total Trials1
Total Enrollment16
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT03496870A Study of the Pharmacokinetics, Pharmacodynamics, and Safety of Opicapone in Subjects With Parkinson's Disease Taking Levodopa.PHASE1 COMPLETED 16Feb 8, 2018Jul 2, 2018Mar 22, 20193 United States
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Study Endpoints
Primary Endpoints
Pharmacokinetic evaluation of opicapone and its metabolites: area under the curve (AUC 0-24)
up to 19 days

Area under the plasma concentration versus time curve from 0 to 24 hours for analytes with quantifiable concentrations at 24 hours postdose

Pharmacokinetic evaluation of opicapone and its metabolites: area under the curve (AUC 0-tlast)
up to 19 days

Area under the plasma concentration versus time curve from 0 hour to the time of the last measurable concentration for analytes below the limit of quantification at 24 hours postdose

Pharmacokinetic evaluation of opicapone and its metabolites: Maximum plasma concentration (Cmax)
up to 19 days

Maximum plasma concentration

Pharmacokinetic evaluation of opicapone and its metabolites: Time to maximum plasma concentration (tmax)
up to 19 days

Time to maximum plasma concentration

Pharmacokinetic evaluation of levodopa following administration of opicapone: area under the curve (AUC 0-tlast)
up to 15 days

Area under the plasma concentration versus time curve from 0 hours to time before next levodopa dose

Pharmacokinetic evaluation of levodopa following administration of opicapone: maximum plasma concentration (cmax)
up to 15 days

Maximum plasma concentration

Secondary Endpoints
Incidence of Treatment-Emergent Adverse Events (safety and tolerability)
up to 19 days
Pharmacodynamic evaluation of opicapone on S-COMT activity
up to 19 days
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Study Design & Arms
AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Opicapone once daily with Carbidopa/LevodopaEXPERIMENTALOpicapone administered once daily for 14 days; carbidopa/levodopa administered at set frequency on Study Days 1, 2 \& 15
Interventions
NameTypeDescription
OpicaponeDRUGcatechol-O-methyltransferase (COMT) inhibitor
Carbidopa LevodopaDRUGLevodopa: dopamine precursor Carbidopa: DOPA decarboxylase inhibitor
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Eligibility Criteria
Age Range18 Years — 85 Years
SexALL
Healthy VolunteersNo
Study Sites3

Inclusion Criteria: 1. Have a clinical diagnosis of idiopathic Parkinson's Disease (PD) for at least 3 years with clear improvement with levodopa treatment 2. Be at a stable dose of maintenance medication(s) for PD, including stable doses of CD/LD 3. Subjects of childbearing potential who do not pr...

Countries:United States
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