In-vitro testing approaches are invaluable to the support the development of this product class allowing a deep understanding of critical quality attributes (CQAs). In this webinar, Mark Parry, Technical Director, presented an in-depth review of the in-vitro testing required for nasal drug products including USP / EP testing requirements, typical analytical approaches, set-up, testing considerations and typical stability programmes with a particular focus on spray characterisation & particle sizing (DSD, spray pattern, plume geometry, morphologically directed Raman spectroscopy).

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