Comparative analysis examines aerosol delivery efficacy and convenience of spacers in asthma management, suggesting enhanced portability options.
Background The Global Initiative for Asthma (GINA) recommended using spacers or valved holding chambers to counter the common problems of poor pressurized metered dose inhaler (pMDI) technique. However, many subjects avoid using conventional spacers because they are bulky and inconvenient to carry around in public.
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Sobh et al. (2025) studied this question.
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