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Online Medical Reviewer: Deborah Pedersen MD
Online Medical Reviewer: Jessica Gotwals RN BSN MPH
Online Medical Reviewer: Rita Sather RN
Date Last Reviewed: 06/01/2025
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Using a Metered Dose Inhaler (Closed-Mouth Method) Without a Spacer
Here are images that show the steps of inhaler use without a spacer.
Using a Peak Flow Meter
A peak flow meter measures how fast you can push air out of your lungs. This tells you how well you are controlling your asthma. Measure your peak flow as many times a day as your healthcare provider tells you to.
Using Dry-Powder Inhalers (DPIs)
Dry-powder inhalers (DPIs) deliver measured doses of powdered medicine into your lungs. Read on to learn how to use yours correctly.
Using a Metered-Dose Inhaler With a Spacer and Mouthpiece
To control asthma, you need to use your medicines the right way. Some medicines are inhaled using a device called a metered-dose inhaler (MDI). MDIs use a fine spray to dispense medicine.
