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. Before you start using the preparation, read the manufacturer's printed information leaflet from inside the pack. It https://writeablog.net/jawwarm2/en-son-bes-en-zararsiz-steroidler-kentsel-haber