routes abbrevations
HHN=handheld nebulizer
IM=intramuscularly
IV=intravenously
IVP=Intravenous push
IVPB=Intravenous piggyback
MDI=Metered-dose inhaler
NEB=nebulizer
NGT or ng=Nasogastric tube
PO or po=by mouth
PR or pr=in the rectum
Sub q=subcutaneously
SL=sublingual, under the tongue
S&S=swish and swallow