Other breath-activated inhalers are also called dry powder inhalers. These inhalers do not 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. Steroid enjeksiyonları: https://escatter11.fullerton.edu/nfs/show_user.php?userid=7325677