Issue link: https://www.e-digitaleditions.com/i/1496325
Technical articles discuss spray drying to enable new inhaled drug products and explore the robustness of the pharmacopeial methods for testing dry powder inhalers (DPIs) when evaluating delivered dose uniformity (DDU). The cross-industry organizations column provides an update from the Product Quality Research Institute (PQRI) and Back page discusses content from workshop on nasal biopharmaceutics. 2 April 2023 Inhalation Inhalation (ISSN 1937-0717 print; ISSN 1940-414X online) is published seven times per year in January, February, April, June, August, October and December by Whipsnade and Loophole, LLC, P.O. Box 27092, Minneapolis, MN 55427 US. w w w . i n h a l a t i o n m a g . c o m April 2023 Volume 17 Number 2 The cover photo shows aerodynamic particle size distribution (APSD) testing, using an NGI, critical in the develop- ment and routine analysis of nebulized drug therapies. Photo courtesy of Intertek Melbourn, Saxon Way, Melbourn, Hertfordshire, SG8 6DN, United Kingdom, Tel.: +44 1763 261648, bd.melbourn@intertek.com, www.intertek.com instruments 10 Spray drying to enable new inhaled drug products Lliralyn M. McEachern, Thomas S. Lund and Alan B. Watts 19 Issue focus: Instruments 21 Exploring the robustness of the pharmacopeial methods for testing dry powder inhalers (DPIs); Part 1: Delivered dose uniformity (DDU) Daryl L. Roberts and Jolyon P. Mitchell education 30 Special section: Education additional features 6 Cross-industry organizations: An update from the Product Quality Research Institute (PQRI) Glenn E. Wright and Mary Kate Bielinski 31 Extra focus: Product development 39 Back page: Research focus on nasal biopharmaceutics: A workshop by the Biopharmaceutics Focus Group of the APS Lucy Goodacre, Ben Forbes, Alison Lansley, Claire Patterson and Chris Roe departments 8 Industry news 8 Respiratory medicine news 36 Calendar 38 Web review