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Using an MDI(Metered Dose Inhalator)

Using an MDI (Metered Dose Inhalator) 




  1. Remove the cap from the MDI and shake well.
  2. Breathe out all the way.
  3. Place the mouthpiece of the inhaler between your teeth and seal your lips tightly around it.
  4. As you start to breathe in slowly, press down on the canister one time.
  5. Keep breathing in as slowly and deeply as you can. (It should take about 5 seconds for you to completely breathe in.)
  6. Hold your breath for 10 seconds (count to 10 slowly) to allow the medication to reach the airways of the lung.
  7. Repeat the above steps for each puff ordered by your doctor. Wait about 1 minute between puffs.
  8. Replace the cap on the MDI when finished.
  9. If you are using a corticosteroid MDI, you should use a valved holding chamber as described above.

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