Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: Phase 3, Randomized, Double-Blind, Placebo-Controlled Study Of The Safety And Efficacy Of 2 Doses Of CP-690,550 In Patients With Active Rheumatoid Arthritis On Background Methotrexate With Inadequate Response To TNF Inhibitors
Brief Summary: This study will test if CP-690,550 is safe and effective in rheumatoid arthritis patients taking methotrexate who have an inadequate response to tumor necrosis factor inhibitor treatment.


Options:
A: Arm Label: Placebo followed by Certolizumab Pegol (CZP); Type: OTHER; Interventions: Other: Placebo, Biological: Certolizumab Pegol (CZP) 200 mg, Biological: Certolizumab Pegol (CZP) 400 mg | Arm Label: Certolizumab Pegol (CZP); Type: EXPERIMENTAL; Interventions: Biological: Certolizumab Pegol (CZP) 200 mg, Biological: Certolizumab Pegol (CZP) 400 mg | Intervention Type: OTHER; Name: Placebo; Assigned to Arm(s): Placebo followed by Certolizumab Pegol (CZP) | Intervention Type: BIOLOGICAL; Name: Certolizumab Pegol (CZP) 200 mg; Assigned to Arm(s): Certolizumab Pegol (CZP), Placebo followed by Certolizumab Pegol (CZP) | Intervention Type: BIOLOGICAL; Name: Certolizumab Pegol (CZP) 400 mg; Assigned to Arm(s): Certolizumab Pegol (CZP), Placebo followed by Certolizumab Pegol (CZP)
B: 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
C: Arm Label: Sequence 1; Type: EXPERIMENTAL; Interventions: Drug: CP-690,550 | Arm Label: Sequence 2; Type: EXPERIMENTAL; Interventions: Drug: CP-690,550 | Arm Label: Sequence 3; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo, Drug: CP-690,550 | Arm Label: Sequence 4; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo, Drug: CP-690,550 | Intervention Type: DRUG; Name: CP-690,550; Assigned to Arm(s): Sequence 1 | Intervention Type: DRUG; Name: CP-690,550; Assigned to Arm(s): Sequence 2 | Intervention Type: DRUG; Name: Placebo; Assigned to Arm(s): Sequence 3 | Intervention Type: DRUG; Name: CP-690,550; Assigned to Arm(s): Sequence 3 | Intervention Type: DRUG; Name: Placebo; Assigned to Arm(s): Sequence 4 | Intervention Type: DRUG; Name: CP-690,550; Assigned to Arm(s): Sequence 4
D: Arm Label: Tocilizumab + Methotrexate; Type: EXPERIMENTAL; Interventions: Drug: tocilizumab [RoActemra/Actemra], Drug: methotrexate | Arm Label: Tocilizumab + Placebo; Type: PLACEBO_COMPARATOR; Interventions: Drug: tocilizumab [RoActemra/Actemra], Drug: placebo | Intervention Type: DRUG; Name: tocilizumab [RoActemra/Actemra]; Assigned to Arm(s): Tocilizumab + Methotrexate, Tocilizumab + Placebo | Intervention Type: DRUG; Name: methotrexate; Assigned to Arm(s): Tocilizumab + Methotrexate | Intervention Type: DRUG; Name: placebo; Assigned to Arm(s): Tocilizumab + Placebo

Answer: C