dry powder inhaler manufacturing process
Development of a microparticle based dry powder inhalation Hence spray drying was considered to be the appropriate technique to produce a dry powder for inhalation The spray drying process was carried out using a Büchi Mini Dryer B 191 BÜCHI Labortechnik Flawil Switzerland the parameters were optimized as shown in Table 2 26 The amount of dry powder yielded was determined between 65 and 70
