Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: A Phase 3, Randomized, Double-Blind, Double-Dummy, Parallel Group, Multi-Center, Multi-National Study for Evaluation of Efficacy and Safety of Edoxaban (DU-176b) Versus Warfarin In Subjects With Atrial Fibrillation - Effective Anticoagulation With Factor Xa Next Generation in Atrial Fibrillation (ENGAGE - AF TIMI - 48)
Brief Summary: This study is to demonstrate the safety and efficacy profile, in two different dose regimens of Edoxaban (DU-176b), (an investigational new drug being tested for the prevention of stroke/systemic embolic events (SEE)), in individuals with atrial fibrillation. Patients will be randomized to one of three treatment groups: High Dose Regimen, Low Dose Regimen, \& Warfarin. The expected duration of the study is 24 months.


Options:
A: Arm Label: Warfarin/placebo edoxaban; Type: ACTIVE_COMPARATOR; Interventions: Drug: warfarin tablets, Drug: placebo edoxaban | Arm Label: high dose edoxaban/placebo warfarin; Type: EXPERIMENTAL; Interventions: Drug: Edoxaban tablets (high dose regimen-60mg), Drug: placebo warfarin | Arm Label: low dose edoxaban/placebo warfarin; Type: EXPERIMENTAL; Interventions: Drug: Edoxaban tablets (low dose regimen-30mg), Drug: placebo warfarin | Intervention Type: DRUG; Name: warfarin tablets; Assigned to Arm(s): Warfarin/placebo edoxaban | Intervention Type: DRUG; Name: Edoxaban tablets (high dose regimen-60mg); Assigned to Arm(s): high dose edoxaban/placebo warfarin | Intervention Type: DRUG; Name: Edoxaban tablets (low dose regimen-30mg); Assigned to Arm(s): low dose edoxaban/placebo warfarin | Intervention Type: DRUG; Name: placebo warfarin; Assigned to Arm(s): high dose edoxaban/placebo warfarin, low dose edoxaban/placebo warfarin | Intervention Type: DRUG; Name: placebo edoxaban; Assigned to Arm(s): Warfarin/placebo edoxaban
B: Arm Label: 1; Type: ACTIVE_COMPARATOR; Interventions: Drug: warfarin | Arm Label: 2; Type: EXPERIMENTAL; Interventions: Drug: apixaban | Intervention Type: DRUG; Name: warfarin; Assigned to Arm(s): 1 | Intervention Type: DRUG; Name: apixaban; Assigned to Arm(s): 2
C: Arm Label: Dabigatran dose 2; Type: ACTIVE_COMPARATOR; Interventions: Drug: Dabigatran dose 2 | Arm Label: Warfarin; Type: ACTIVE_COMPARATOR; Interventions: Drug: warfarin | Arm Label: Dabigatran dose 1; Type: ACTIVE_COMPARATOR; Interventions: Drug: Dabigatran dose 1 | Intervention Type: DRUG; Name: warfarin; Assigned to Arm(s): Warfarin | Intervention Type: DRUG; Name: Dabigatran dose 1; Assigned to Arm(s): Dabigatran dose 1 | Intervention Type: DRUG; Name: Dabigatran dose 2; Assigned to Arm(s): Dabigatran dose 2
D: Arm Label: Early treatment; Type: EXPERIMENTAL; Interventions: Drug: Early treatment with Rivaroxaban (Xarelto®), Dabigatran (Pradaxa®), Apixaban (Eliquis®) or Edoxaban (Lixiana®) | Arm Label: Late treatment; Type: OTHER; Interventions: Drug: Late treatment with Rivaroxaban (Xarelto®), Dabigatran (Pradaxa®), Apixaban (Eliquis®) or Edoxaban (Lixiana®) | Intervention Type: DRUG; Name: Early treatment with Rivaroxaban (Xarelto®), Dabigatran (Pradaxa®), Apixaban (Eliquis®) or Edoxaban (Lixiana®); Assigned to Arm(s): Early treatment | Intervention Type: DRUG; Name: Late treatment with Rivaroxaban (Xarelto®), Dabigatran (Pradaxa®), Apixaban (Eliquis®) or Edoxaban (Lixiana®); Assigned to Arm(s): Late treatment

Answer: A