Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: A Randomized, Placebo-controlled, Double-blind, Multicenter Study to Evaluate the Safety and Efficacy of Rituximab in Combination With Methotrexate in Patients With Active Rheumatoid Arthritis Who Have Had an Inadequate Response to Anti-TNF Alpha Therapies
Brief Summary: This study will assess the safety and efficacy of rituximab combined with MTX in participants with active rheumatoid arthritis (RA) who have had an inadequate response to anti-Tumor Necrosis (TNF) alpha therapy. The anticipated time in the study is up to 2 years and the target sample size is 500 participants. Eligible participants may receive re-treatment with rituximab under a separate protocol WA17531.


Options:
A: Arm Label: Placebo Plus Methotrexate; Type: PLACEBO_COMPARATOR; Interventions: Drug: Methotrexate, Other: Placebo | Arm Label: Rituximab plus Methotrexate; Type: EXPERIMENTAL; Interventions: Drug: MabThera/Rituxan, Drug: Methotrexate | Intervention Type: DRUG; Name: MabThera/Rituxan; Assigned to Arm(s): Rituximab plus Methotrexate | Intervention Type: DRUG; Name: Methotrexate; Assigned to Arm(s): Placebo Plus Methotrexate, Rituximab plus Methotrexate | Intervention Type: OTHER; Name: Placebo; Assigned to Arm(s): Placebo Plus Methotrexate
B: Arm Label: 1; Type: ACTIVE_COMPARATOR; Interventions: Drug: Etanercept , Methotrexate | Arm Label: 2; Type: ACTIVE_COMPARATOR; Interventions: Drug: Methotrexate; sulfasalazine; hydroxychloroquine;leflunomide | Intervention Type: DRUG; Name: Etanercept , Methotrexate; Assigned to Arm(s): 1 | Intervention Type: DRUG; Name: Methotrexate; sulfasalazine; hydroxychloroquine;leflunomide; Assigned to Arm(s): 2
C: Arm Label: Abatacept (ABA) + Methotrexate (MTX) (double-blind [DB]); Type: ACTIVE_COMPARATOR; Interventions: Drug: Abatacept (ABA) + Methotrexate (MTX), double-blind (DB) | Arm Label: Infliximab + MTX (DB); Type: ACTIVE_COMPARATOR; Interventions: Drug: Infliximab (INF) + MTX, DB | Arm Label: Placebo + MTX (DB); Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo (PLA) + MTX, DB | Arm Label: Placebo + MTX switched to abatacept + MTX (DB); Type: EXPERIMENTAL; Interventions: Drug: PLA + MTX switched to ABA+ MTX, DB | Arm Label: Abatacept (open-label); Type: EXPERIMENTAL; Interventions: Drug: ABA, open-label (OL) | Intervention Type: DRUG; Name: Abatacept (ABA) + Methotrexate (MTX), double-blind (DB); Assigned to Arm(s): Abatacept (ABA) + Methotrexate (MTX) (double-blind [DB]) | Intervention Type: DRUG; Name: Infliximab (INF) + MTX, DB; Assigned to Arm(s): Infliximab + MTX (DB) | Intervention Type: DRUG; Name: Placebo (PLA) + MTX, DB; Assigned to Arm(s): Placebo + MTX (DB) | Intervention Type: DRUG; Name: PLA + MTX switched to ABA+ MTX, DB; Assigned to Arm(s): Placebo + MTX switched to abatacept + MTX (DB) | Intervention Type: DRUG; Name: ABA, open-label (OL); Assigned to Arm(s): Abatacept (open-label)
D: Arm Label: Canakinumab 600 mg IV + 300 mg q2wk; Type: EXPERIMENTAL; Interventions: Drug: Canakinumab | Arm Label: Canakinumab 300 mg q2wk; Type: EXPERIMENTAL; Interventions: Drug: Canakinumab | Arm Label: Canakinumab 150 mg q4wk; Type: EXPERIMENTAL; Interventions: Drug: Canakinumab | Arm Label: Placebo; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo | Intervention Type: DRUG; Name: Canakinumab; Assigned to Arm(s): Canakinumab 150 mg q4wk, Canakinumab 300 mg q2wk, Canakinumab 600 mg IV + 300 mg q2wk | Intervention Type: DRUG; Name: Placebo; Assigned to Arm(s): Placebo

Answer: A