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ARRY-438162, MEK inhibitor;

Phase 2

Rheumatoid Arthritis | Small molecule | Immunology |Pfizer, Inc.|Last Updated: Dec 1, 2020

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 Enrollment201
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT00650767A Study of ARRY-438162 in Patients With Rheumatoid ArthritisPHASE2 COMPLETED 201Mar 1, 2008Jul 1, 2009Dec 1, 202035 United States, Argentina +5
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Study Endpoints
Primary Endpoints
American College of Rheumatology 20% (ACR20) Response Rate at Week 12
Week 12

The ACR (American College of Rheumatology) Criteria is a standard criteria to measure the effectiveness of various arthritis medications or treatments in clinical trials for Rheumatoid Arthritis. The ACR 20 has a positive outcome if 20% improvement in tender or swollen joint counts were achieved as well as a 20% improvement in at least three of the other five criteria.

Secondary Endpoints
American College of Rheumatology 20% (ACR20) Response Rate at Week 1
Week 1
American College of Rheumatology 20% (ACR20) Response Rate at Week 2
Week 2
American College of Rheumatology 20% (ACR20) Response Rate at Week 4
Week 4
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Study Design & Arms
AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
ARRY-438162 (Schedule 1)EXPERIMENTAL -
ARRY-438162 (Schedule 2)EXPERIMENTAL -
ARRY-438162 (Schedule 3)EXPERIMENTAL -
PlaceboPLACEBO_COMPARATOR -
Interventions
NameTypeDescription
ARRY-438162, MEK inhibitor; oralDRUGmultiple dose, single schedule
Placebo; oralDRUGmatching placebo
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Eligibility Criteria
Age Range18 Years — N/A
SexALL
Healthy VolunteersNo
Study Sites35

Key Inclusion Criteria: * Diagnosis of rheumatoid arthritis, based on the American College of Rheumatology (ACR) 1987 Revised Criteria, prior to first dose of study drug. * Patient has received a stable dose of methotrexate for ≥ 6 weeks prior to first dose of study drug and is willing to continue ...

Countries:United StatesArgentinaBrazilHungaryPeruPolandRomania
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