Other breath-activated inhalers are also called dry powder inhalers. These inhalers do hamiş contain the pressurised inactive gas to propel the medicine. You don't have to push the canister to release a dose. Evidence-based professional reference pages authored by our clinical team for the use of medical professionals. Uygulayım olarak https://numberfields.asu.edu/NumberFields/show_user.php?userid=4593892