Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: A Randomised, Double-blind, Placebo- and Active-controlled Parallel Group Study to Assess the Efficacy of 12 Weeks of Once Daily Treatment of Two Doses of Orally Inhaled Tiotropium + Olodaterol Fixed Dose Combination (Delivered by the Respimat Inhaler) in Patients With Moderate to Severe Chronic Obstructive Pulmonary Disease (COPD)
Brief Summary: The objective of this study is to assess the efficacy and safety of 12 weeks once daily treatment with orally inhaled tiotropium + olodaterol FDC (delivered by the Respimat inhaler) compared with tiotropium and placebo in patients with COPD.


Options:
A: Arm Label: Olodaterol and Tiotropium; Type: EXPERIMENTAL; Interventions: Drug: Olodaterol, Drug: Tiotropium | Arm Label: Placebo and Tiotropium; Type: OTHER; Interventions: Drug: Tiotropium, Drug: Placebo matching Olodaterol | Intervention Type: DRUG; Name: Tiotropium; Assigned to Arm(s): Placebo and Tiotropium | Intervention Type: DRUG; Name: Placebo matching Olodaterol; Assigned to Arm(s): Placebo and Tiotropium | Intervention Type: DRUG; Name: Olodaterol; Assigned to Arm(s): Olodaterol and Tiotropium | Intervention Type: DRUG; Name: Tiotropium; Assigned to Arm(s): Olodaterol and Tiotropium
B: Arm Label: NVA237; Type: EXPERIMENTAL; Interventions: Drug: NVA237, Drug: Placebo to tiotropium, Drug: salbutamol/albuterol | Arm Label: Tiotropium; Type: ACTIVE_COMPARATOR; Interventions: Drug: Tiotropium, Drug: Placebo to NVA237 | Intervention Type: DRUG; Name: NVA237; Assigned to Arm(s): NVA237 | Intervention Type: DRUG; Name: Tiotropium; Assigned to Arm(s): Tiotropium | Intervention Type: DRUG; Name: Placebo to tiotropium; Assigned to Arm(s): NVA237 | Intervention Type: DRUG; Name: Placebo to NVA237; Assigned to Arm(s): Tiotropium | Intervention Type: DRUG; Name: salbutamol/albuterol; Assigned to Arm(s): NVA237
C: Arm Label: Relovair; Type: EXPERIMENTAL; Interventions: Drug: fluticasone furoate (FF, GW685698)/vilanterol (VI, GW642444) 100/25 mcg Novel Dry Powder Inhaler (NDPI) | Arm Label: Tiotropium; Type: ACTIVE_COMPARATOR; Interventions: Drug: Tiotropium | Intervention Type: DRUG; Name: fluticasone furoate (FF, GW685698)/vilanterol (VI, GW642444) 100/25 mcg Novel Dry Powder Inhaler (NDPI); Assigned to Arm(s): Relovair | Intervention Type: DRUG; Name: Tiotropium; Assigned to Arm(s): Tiotropium
D: Arm Label: tiotropium + olodaterol low dose; Type: EXPERIMENTAL; Interventions: Drug: tiotropium, Drug: olodaterol | Arm Label: tiotropium + olodaterol high dose; Type: EXPERIMENTAL; Interventions: Drug: tiotropium, Drug: olodaterol | Arm Label: tiotropium; Type: ACTIVE_COMPARATOR; Interventions: Drug: tiotropium | Arm Label: placebo; Type: PLACEBO_COMPARATOR; Interventions: Drug: placebo | Intervention Type: DRUG; Name: tiotropium; Assigned to Arm(s): tiotropium + olodaterol high dose | Intervention Type: DRUG; Name: placebo; Assigned to Arm(s): placebo | Intervention Type: DRUG; Name: olodaterol; Assigned to Arm(s): tiotropium + olodaterol high dose | Intervention Type: DRUG; Name: tiotropium; Assigned to Arm(s): tiotropium + olodaterol low dose | Intervention Type: DRUG; Name: tiotropium; Assigned to Arm(s): tiotropium | Intervention Type: DRUG; Name: olodaterol; Assigned to Arm(s): tiotropium + olodaterol low dose

Answer: D