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A Study of Abatacept in Japanese Patients With Active Rheumatoid Arthritis While Receiving Methotrexate

Phase 2
Completed
Conditions
Rheumatoid Arthritis
Interventions
Drug: Placebo
Registration Number
NCT00345748
Lead Sponsor
Bristol-Myers Squibb
Brief Summary

The purpose of this study is to demonstrate that Abatacept combined with Methotrexate will demonstrate a dose response efficacy in Japanese subjects with active Rheumatoid Arthritis similar to the dose response efficacy previously observed in the International clinical trials.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
194
Inclusion Criteria
  • patients with active Rheumatoid Arthritis while on methotrexate having 12 tender and 10 swollen joints at randomization
Exclusion Criteria
  • no current infection or other evolutive or uncontrolled disease

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Abatacept 2 mg/kgAbatacept-
Abatacept 10 mg/kgAbatacept-
PlaceboPlacebo-
Primary Outcome Measures
NameTimeMethod
Efficacy will be evaluated using the American College of Rheumatology response rate or ACR 20. This means the respective proportion of patients reaching an improvement of at least 20% of the ACR composite index from baseline.at 6 months
Secondary Outcome Measures
NameTimeMethod
ACR 50 and ACR 70 will be assessed as respectively 50 and 70% improvement of the ACR composite index, quality of life by using SF36 questionnaire, Population Pharmacokinetics, Biomarkers, Immunogenicityat 6 months
Safety (Severity of adverse events, causal relationship to the study drug, outcome, action taken with respect to the investigational product, treatment required)at 6 months

Trial Locations

Locations (1)

Local Institution

🇯🇵

Tochigi, Japan

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