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Powder early inhalation systems

Nebulizers and dry powder inhalers seem more appropriate systems to be used in the early stages of development of drug products for pulmonary drug delivery. However, it should not be concluded from this that the development of formulations for nebulizers or DPIs is easier and exhibits fewer theoretical and practical problems. [Pg.65]

Early dry powder inhaler devices were all unit-dose systems and depended on loading and triggering procedures. The Spinhaler and Rotahaler are two early examples of DPI technology. Both utilize premetered doses packed into hard gelatin capsules although different mechanisms of powder delivery are employed ... [Pg.269]

See other pages where Powder early inhalation systems is mentioned: [Pg.112]    [Pg.232]    [Pg.415]    [Pg.430]    [Pg.304]    [Pg.136]    [Pg.506]    [Pg.265]    [Pg.644]    [Pg.136]    [Pg.2731]    [Pg.344]    [Pg.136]   
See also in sourсe #XX -- [ Pg.112 ]



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