Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: A 12-week Treatment, Multicenter, Randomized, Parallel-group, Blinded, Double-dummy Study to Compare the Efficacy and Safety of Indacaterol (150 µg Once Daily [od]) Delivered Via a Single Dose Dry Powder Inhaler (SDDPI) With Tiotropium (18 µg od) Delivered Via a HandiHaler®, in Patients With Moderate-to-severe COPD
Brief Summary: This study compared the lung effects of indacaterol to those of tiotropium in patients with moderate to severe chronic obstructive pulmonary disease (COPD) over a 12 week period.


Options:
A: Arm Label: 1; Type: ACTIVE_COMPARATOR; Interventions: Drug: Formoterol plus Placebo (Tiotropium) | Arm Label: 2; Type: EXPERIMENTAL; Interventions: Drug: Formoterol plus Tiotropium | Intervention Type: DRUG; Name: Formoterol plus Placebo (Tiotropium); Assigned to Arm(s): 1 | Intervention Type: DRUG; Name: Formoterol plus Tiotropium; Assigned to Arm(s): 2
B: Arm Label: GSK573719/GW642444; Type: EXPERIMENTAL; Interventions: Drug: 125/25 mcg once-daily GSK573719/GW642444 | Arm Label: GSK573719; Type: EXPERIMENTAL; Interventions: Drug: 125mcg once-daily GSK573719 | Arm Label: Placebo; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo once-daily | Intervention Type: DRUG; Name: 125/25 mcg once-daily GSK573719/GW642444; Assigned to Arm(s): GSK573719/GW642444 | Intervention Type: DRUG; Name: 125mcg once-daily GSK573719; Assigned to Arm(s): GSK573719 | Intervention Type: DRUG; Name: Placebo once-daily; Assigned to Arm(s): Placebo
C: Arm Label: olodaterol (BI 1744) low and placebo; Type: EXPERIMENTAL; Interventions: Drug: olodaterol (BI 1744) low, Drug: Placebo, Device: Respimat | Arm Label: olodaterol (BI 1744) low and low tio; Type: EXPERIMENTAL; Interventions: Drug: olodaterol (BI 1744) low, Drug: low tiotropium bromide, Device: Respimat | Arm Label: olodaterol (BI 1744) low and medium tio; Type: EXPERIMENTAL; Interventions: Drug: olodaterol (BI 1744) low, Drug: medium tiotropium bromide, Device: Respimat | Arm Label: olodaterol (BI 1744) low and high tio; Type: EXPERIMENTAL; Interventions: Drug: olodaterol (BI 1744) low, Drug: high tiotropium bromide, Device: Respimat | Arm Label: olodaterol (BI 1744) high and placebo; Type: EXPERIMENTAL; Interventions: Drug: olodaterol (BI 1744) high, Drug: Placebo, Device: Respimat | Arm Label: Olodaterol (BI 1744) high and low tio; Type: EXPERIMENTAL; Interventions: Drug: low tiotropium bromide, Drug: olodaterol (BI 1744) high, Device: Respimat | Arm Label: Olodaterol (BI 1744) high and medium tio; Type: EXPERIMENTAL; Interventions: Drug: olodaterol (BI 1744) high, Drug: medium tiotropium bromide, Device: Respimat | Arm Label: Olodaterol (BI 1744) high and high tio; Type: EXPERIMENTAL; Interventions: Drug: olodaterol (BI 1744) high, Drug: high tiotropium bromide, Device: Respimat | Intervention Type: DRUG; Name: olodaterol (BI 1744) low; Assigned to Arm(s): olodaterol (BI 1744) low and high tio, olodaterol (BI 1744) low and low tio, olodaterol (BI 1744) low and medium tio, olodaterol (BI 1744) low and placebo | Intervention Type: DRUG; Name: low tiotropium bromide; Assigned to Arm(s): Olodaterol (BI 1744) high and low tio, olodaterol (BI 1744) low and low tio | Intervention Type: DRUG; Name: olodaterol (BI 1744) high; Assigned to Arm(s): Olodaterol (BI 1744) high and high tio, Olodaterol (BI 1744) high and low tio, Olodaterol (BI 1744) high and medium tio, olodaterol (BI 1744) high and placebo | Intervention Type: DRUG; Name: medium tiotropium bromide; Assigned to Arm(s): Olodaterol (BI 1744) high and medium tio, olodaterol (BI 1744) low and medium tio | Intervention Type: DRUG; Name: high tiotropium bromide; Assigned to Arm(s): Olodaterol (BI 1744) high and high tio, olodaterol (BI 1744) low and high tio | Intervention Type: DRUG; Name: Placebo; Assigned to Arm(s): olodaterol (BI 1744) high and placebo, olodaterol (BI 1744) low and placebo | Intervention Type: DEVICE; Name: Respimat; Assigned to Arm(s): Olodaterol (BI 1744) high and high tio, Olodaterol (BI 1744) high and low tio, Olodaterol (BI 1744) high and medium tio, olodaterol (BI 1744) high and placebo, olodaterol (BI 1744) low and high tio, olodaterol (BI 1744) low and low tio, olodaterol (BI 1744) low and medium tio, olodaterol (BI 1744) low and placebo
D: Arm Label: Indacaterol 150 µg; Type: EXPERIMENTAL; Interventions: Drug: Indacaterol 150 μg, Drug: Placebo to tiotropium | Arm Label: Tiotropium 18 µg; Type: ACTIVE_COMPARATOR; Interventions: Drug: Tiotropium 18 μg, Drug: Placebo to indacaterol | Intervention Type: DRUG; Name: Indacaterol 150 μg; Assigned to Arm(s): Indacaterol 150 µg | Intervention Type: DRUG; Name: Tiotropium 18 μg; Assigned to Arm(s): Tiotropium 18 µg | Intervention Type: DRUG; Name: Placebo to indacaterol; Assigned to Arm(s): Tiotropium 18 µg | Intervention Type: DRUG; Name: Placebo to tiotropium; Assigned to Arm(s): Indacaterol 150 µg

Answer: D