NCIt definition : Liquid preparation consisting of an emulsion intended for inhalation to obtain local
effect or systemic delivery. The emulsion is converted into an aerosol by a continuously
operating nebulizer or a metered-dose nebulizer.;
Alternative definition : EDQM-HC: Liquid preparation consisting of an emulsion intended for inhalation to obtain
local effect or systemic delivery. The emulsion is converted into an aerosol by a
continuously operating nebuliser or a metered-dose nebuliser.;