Use an assist device such as the Maxair Autohaler (3M) or AeroChamber (Forest), or one that permits comfortable rebreathing into a holding chamber such as the InspirEase (Schering) for patients ...
The dose recovered from the smaller volume spacers was 90% (Inspirease), 36% (Aerochamber), 33% (Aerosol Cloud Enhancer), and 21% (Dynahaler) of that from the MDI alone. The Volumatic increased the ...