| abstract |
A nasal delivery device for delivering substance to a nasal airway of a subject,ncomprising: a nosepiece for fitting to a nostril of a subject, the nosepiece including anfirst delivery outlet through which substance is in use delivered to the nasal airway ofnthe subject, and at least one second delivery outlet through which at least one gas flow,nseparate to an exhalation breath of the subject, is in use delivered to the nasal airway ofnthe subject; a delivery unit for delivering substance through the first delivery outlet ofnthe nosepiece; and a gas supply unit for supplying a gas flow through the at least onensecond delivery outlet of the nosepiece. |