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Presspart
Factors to consider in choosing a canister for your metered dose inhaler.
Since the introduction of the first metered dose inhaler (MDI) in 1956, manufacturing processes, filling technologies, and drug formulations have evolved considerably to meet changes in industry standards and regulations. In addition, many new MDI components have become available. Although the canister seems to be the simplest component in an MDI system, technological advances have led to the introduction of options that make selection increasingly more challenging.