Document Classification

Section Type: METHODS

Text: After 4 to 5 weeks of twice-daily budesonide/formoterol pressurized metered-dose inhaler (pMDI), 80/4. 5 microg x 2 inhalations (320/18 microg/d), stable patients were randomized 1:1:1:1 to 2 inhalations twice daily of budesonide/formoterol pMDI, 80/4. 5 microg (320/18 microg/d), or 2 inhalations once daily (evening) of budesonide/formoterol pMDI, 160/4. 5 microg or 80/4. 5 microg (320/9 microg or 160/9 microg/d), or budesonide pMDI, 160 microg (320 microg/d).