| abstract |
A nasal delivery device and method are provided for delivering substance to a nasal airway of a subject, in particular one of a liquid, as a suspension or solution, or a powder containing a medicament, especially systemic or topical pharmaceuticals, or a vaccine to the nasal airway of a subject. The delivery device is characterized by: a nosepiece for fitting to a nostril of a subject; a delivery unit including a substance supply unit and a nozzle unit including at least one nozzle fluidly connected to the substance supply unit for generating an aerosol spray for delivery to a nasal airway of the subject; and an aerosol interactor operable to interact with an aerosol spray as generated by the at least one nozzle. |