While IPPB aerosol therapy has largely been abandoned, therapeutic aerosols are still
commonly produced by jet and ultrasonic nebulizers in hospital practice, mostly in the
emergency room and on the wards. Since there is no evidence that aerosol delivered in this
way provides better or more prolonged bronchodilatation than aerosols inhaled from MDls~
n-23 and since nebulizer treatments are inevitably more costly and take longer to provide for
the acute asthmatic than MOl puffs," there is never any reason to use nebulizers unless the …