Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: Randomised, Double-blind, Placebo-controlled, Parallel Group Study to Assess the Efficacy and Safety of 48 Weeks of Once Daily Treatment of Orally Inhaled BI 1744 CL (5 mcg [2 Actuations of 2.5 mcg] and 10 mcg [2 Actuations of 5 mcg]) Delivered by the Respimat® Inhaler, in Patients With Chronic Obstructive Pulmonary Disease (COPD
Brief Summary: This primary objective of this study is to compare two doses of BI 1744 CL inhalation solution delivered by the Respimat® inhaler once daily to placebo in patients with chronic obstructive pulmonary disease (COPD).


Options:
A: Arm Label: Olodaterol (BI1744) Low; Type: EXPERIMENTAL; Interventions: Drug: Olodaterol (BI 1744) | Arm Label: Placebo; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo | Arm Label: Olodaterol (BI 1744) High; Type: EXPERIMENTAL; Interventions: Drug: Olodaterol (BI 1744) | Intervention Type: DRUG; Name: Olodaterol (BI 1744); Assigned to Arm(s): Olodaterol (BI 1744) High | Intervention Type: DRUG; Name: Olodaterol (BI 1744); Assigned to Arm(s): Olodaterol (BI1744) Low | Intervention Type: DRUG; Name: Placebo; Assigned to Arm(s): Placebo
B: Arm Label: Indacaterol 150 μg; Type: EXPERIMENTAL; Interventions: Drug: Indacaterol 150 µg | Arm Label: Indacaterol 300 μg; Type: EXPERIMENTAL; Interventions: Drug: Indacaterol 300 μg | Arm Label: Placebo to indacaterol; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo to indacaterol | Intervention Type: DRUG; Name: Indacaterol 150 µg; Assigned to Arm(s): Indacaterol 150 μg | Intervention Type: DRUG; Name: Indacaterol 300 μg; Assigned to Arm(s): Indacaterol 300 μg | Intervention Type: DRUG; Name: Placebo to indacaterol; Assigned to Arm(s): Placebo to indacaterol
C: Arm Label: UMEC/VI arm; Type: EXPERIMENTAL; Interventions: Drug: UMEC/VI, Drug: UMEC/VI matching placebo, Drug: Albuterol/salbutamol Metered Dose Inhaler (MDI) | Arm Label: Tiotropium + Indacaterol arm; Type: PLACEBO_COMPARATOR; Interventions: Drug: Tiotropium, Drug: Tiotropium matching placebo, Drug: Indacaterol, Drug: Indacaterol matching placebo, Drug: Albuterol/salbutamol Metered Dose Inhaler (MDI) | Intervention Type: DRUG; Name: UMEC/VI; Assigned to Arm(s): UMEC/VI arm | Intervention Type: DRUG; Name: UMEC/VI matching placebo; Assigned to Arm(s): UMEC/VI arm | Intervention Type: DRUG; Name: Tiotropium; Assigned to Arm(s): Tiotropium + Indacaterol arm | Intervention Type: DRUG; Name: Tiotropium matching placebo; Assigned to Arm(s): Tiotropium + Indacaterol arm | Intervention Type: DRUG; Name: Indacaterol; Assigned to Arm(s): Tiotropium + Indacaterol arm | Intervention Type: DRUG; Name: Indacaterol matching placebo; Assigned to Arm(s): Tiotropium + Indacaterol arm | Intervention Type: DRUG; Name: Albuterol/salbutamol Metered Dose Inhaler (MDI); Assigned to Arm(s): Tiotropium + Indacaterol arm, UMEC/VI arm
D: Arm Label: QVA149 + placebo to tiotropium; Type: EXPERIMENTAL; Interventions: Drug: QVA149, Drug: Placebo to tiotropium, Drug: Salbutamol/albuterol | Arm Label: Tiotropium + placebo to QVA149; Type: ACTIVE_COMPARATOR; Interventions: Drug: Tiotropium, Drug: Placebo to QVA149, Drug: Salbutamol/albuterol | Arm Label: Placebo; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo to QVA149, Drug: Placebo to tiotropium, Drug: Salbutamol/albuterol | Intervention Type: DRUG; Name: QVA149; Assigned to Arm(s): QVA149 + placebo to tiotropium | Intervention Type: DRUG; Name: Tiotropium; Assigned to Arm(s): Tiotropium + placebo to QVA149 | Intervention Type: DRUG; Name: Placebo to QVA149; Assigned to Arm(s): Placebo, Tiotropium + placebo to QVA149 | Intervention Type: DRUG; Name: Placebo to tiotropium; Assigned to Arm(s): Placebo, QVA149 + placebo to tiotropium | Intervention Type: DRUG; Name: Salbutamol/albuterol; Assigned to Arm(s): Placebo, QVA149 + placebo to tiotropium, Tiotropium + placebo to QVA149

Answer: A