Thank you for your query,
is given if the child not responding to a bronchodilator
in cases of wheezing
associated lung problems.
Steroid will decrease the inflammatory process and increase the responsiveness of the airways to the bronchodilator effect.
Usually steroid is given for short periods
like 3 to 5 days and in a therapeutic low dose only and there will be no side effects in comparision to its benefits.
Hope I have answered your query.