Hi,
Yes you can stop seroflo,but you will be needed to be changed by seroflo with some other inhaler which does not irritate your throat(that can be first option),although if you are taking seroflo directly even then throat pain pain or infection can be caused you may use a spacer to take seroflo if you are not using spacer even that may reduce chances of throat infection(this is the second option).
Otherwise you can't leave your inhaler just for throat infection,breathing problem is more troub ...
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