Subkutant Xolair eller placebo blev administreret som tillægsterapi til > 1. 000 mikrogram beclomethasondipropionat (eller tilsvarende) plus en langtidsvirkende beta2- agonist.
Subcutaneous Xolair or placebo were administered as add-on therapy to > 1,000 micrograms beclomethasone dipropionate (or equivalent) plus a long-acting beta2-agonist.