A method 3, wherein said mixture is used in {TAIL ~ a mixing ratio} of formoterol to {HEAD ~ the total mixture} of from 1:10 to 1:500 
A method 3 , wherein said mixture is used in { TAIL ~ a mixing ratio } of formoterol to { HEAD ~ the total mixture } of from 1:10 to 1:500
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH