Dataset from A Multi-enter, Randomized, Double-blind, Placebo-controlled, Four-way Incomplete Block Crossover Study to Examine Efficacy, Safety, Tolerability, Pharmacodynamics and Pharmacokinetics of Single and Repeat Administration of Three Inhaled Doses (10, 15, and 20 mcg) of GSK159797

This study is designed to determine the efficacy and safety of a new long-acting beta-agonist for asthma patients (GSK159797) following dosing for 14 days.