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Dimebon alone

Phase 1

Alzheimer's Disease | Small molecule | Rare Disease |Pfizer, Inc.|Last Updated: Nov 18, 2009

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
CONTROLLEDBiomarker
Total Trials1
Total Enrollment24
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT00931073A Phase I Study To Estimate The Effect Of Ketoconazole And Omeprazole On The Pharmacokinetics Of Dimebon In Healthy Subjects Who Are Normal Or Poor CYP2D6 MetabolizersPHASE1 COMPLETED 24Jul 1, 2009Oct 1, 2009Nov 18, 20091 United States
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Study Endpoints
Primary Endpoints
Dimebon alone: Dimebon PK in CYP2D6 EMs and PMs (Cmax, Tmax, AUCinf (as data permit), AUClast, and t1/2 (as data permit), CL/F (as data permit) and V/F (as data permit))
Period 1 Day 1
Dimebon + keto: Dimebon PK in CYP2D6 EMs and PMs (Cmax, Tmax, AUCinf (as data permit), AUClast, and t1/2 (as data permit), CL/F (as data permit) and V/F (as data permit))
Period 2 Day 4
Dimebon + omeprazole: Dimebon PK in CYP2D6 EMs and PMs (Cmax, Tmax, AUCinf (as data permit), AUClast, and t1/2 (as data permit), CL/F (as data permit) and V/F (as data permit))
Period 3 Day 5
Secondary Endpoints
Dimebon alone: Safety and tolerability (AE's, ECG, vital signs, safety labs)
Period 1 Day 1-7
Dimebon + keto: Safety and tolerability (AE's, ECG, vital signs, safety labs)
Period 2 Day 1-12
Dimebon + omeprazole: Safety and tolerability (AE's, ECG, vital signs, safety labs)
Period 3 Day 1-13
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Study Design & Arms
AllocationNON_RANDOMIZED
MaskingNONE
ModelCROSSOVER
Treatment Arms
ArmTypeDescription
Period 1EXPERIMENTAL -
Period 2EXPERIMENTAL -
Period 3EXPERIMENTAL -
Interventions
NameTypeDescription
Dimebon aloneDRUGPharmacokinetics of a single oral dose of 10 mg Dimebon (tablet) will be assessed in subjects with a CYP2D6 extensive and poor metabolizer status based on genotyping as screening
Dimebon + KetoconazoleDRUGPharmacokinetics of a single oral dose of 10 mg Dimebon (tablet) will be assessed on Day 4 during the daily administration of ketoconazole (400 mg, Day 1-11) in subjects with a CYP2D6 extensive and poor metabolizer status based on genotyping as screening
Dimebon + OmeprazoleDRUGPharmacokinetics of a single oral dose of 10 mg Dimebon (tablet) will be assessed on Day 5 during the daily administration of omeprazole(40 mg, Day 1-12) in subjects with a CYP2D6 extensive and poor metabolizer status based on genotyping as screening
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Eligibility Criteria
Age Range18 Years — 55 Years
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: * Subjects who are willing and able to comply with scheduled visits, treatment plan, laboratory tests, and other study procedures. * Subjects must have either a CYP2D6 EM (n=12) or PM (n=12) status based on genotyping at screening. * Subjects must have a CYP2C19 EM status based ...

Countries:United States
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