Conditions: Rheumatoid Arthritis
Keywords: Rheumatoid Arthritis RA Infliximab TA-650 Remicade
Allocation: RANDOMIZED | Intervention model: PARALLEL
Enrollment: 327
Healthy volunteers: no

Brief summary:
The purpose of this study is to assess the efficacy, safety and pharmacokinetics of maintenance treatment with 3mg/kg, 6mg/kg or 10mg/kg of TA-650 in combination with methotrexate (MTX) after three infusions (weeks-0, 2, 6) of 3mg/kg in Rheumatoid Arthritis (RA) showing an insufficient response to MTX.

Detailed description:

Arms:
arm 1: None arm 2: None arm 3: None

Interventions: intervention 1: TA-650 3 mg/kg intervention 2: TA-650 6 mg/kg intervention 3: TA-650 10 mg/kg
Intervention descriptions: intervention 1: 3 mg/kg of TA-650 will be intravenously infused over a period of more than 2 hours at weeks 0, 2 and 6. Then 3 mg/kg of TA-650 will be intravenously infused over a period of more than 2 hours at weeks 14, 22, 30, 38 and 46. intervention 2: 3 mg/kg of TA-650 will be intravenously infused over a period of more than 2 hours at weeks 0, 2 and 6 weeks. Then 6 mg/kg of TA-650 will be intravenously infused over a period of more than 2 hours at weeks 14, 22, 30, 38 and 46. intervention 3: 3 mg/kg of TA-650 will be intravenously infused over a period of more than 2 hours at weeks 0, 2 and 6. Then 10 mg/kg of TA-650 will be intravenously infused over a period of more than 2 hours at weeks 14, 22, 30, 38 and 46.

Protocol document: