Spacer Device for Effective Metered-Dose Inhaler Use

A spacer is a device used with a metered-dose inhaler to increase the ease of administering aerosolized medication.
Category
Device
Where to get
Widely available in pharmacies and online
Applicable for
Prepared by Lee Cheng, reviewed by Dr. Helena Rodriguez

Spacer FAQ


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What is an asthma spacer?

Many of the inhalers we use are MDI's or "metered dose inhalers"; commonly our rescue inhalers. A spacer is an apparatus that is attached to the mouthpiece of your rescue inhaler in order to slow down and collect the dose of medication.

What is a spacer device?

A spacer device is a large plastic container, often in two halves that click together. At one end is a mouthpiece and at the other end is a hole for inserting the mouthpiece of an MDI. The dose from your inhaler is sprayed into the spacer, from where it can be inhaled without needing to coordinate breathing and pushing down the inhaler canister.

What is a spacer in a medicine inhaler?

Spacers are empty tubes that are usually made from plastic. You slot your inhaler into one end of the spacer and breathe the medicine in through the other end. They help you get the best from your medicine if you use a metered dose inhaler (MDI).

What is a spacer in a bronchodilator?

The timing between the medication release and when it’s inhaled doesn’t have to be quite so precise. A spacer is used for a type of inhaler known as a metered dose inhaler. This device releases a preset or metered dose of medication. Usually it includes a type of medication called a bronchodilator. It may also include a corticosteroid.

How do I use my MDI & spacer?

Checklist for MDI and Spacer use: Always read the patient information leaflet provided with your spacer for specific instructions 1. Stand or sit upright when using your inhaler and spacer. 2. Firmly fit the two halves of the spacer together, if your spacer comes in two pieces. 3. Remove the inhaler cap. 4.

Do I need a spacer If I use a metered dose inhaler?

They help you get the best from your medicine if you use a metered dose inhaler (MDI). If you’re using a dry powder Inhaler (DPI) or a breath-actuated inhaler (BAI), you won’t need to use a spacer. Speak to your GP, nurse, or pharmacist if you’re not sure which type of inhaler you’re using.

How do you use an inhaler spacer?

1. Stand or sit upright when using your inhaler and spacer. 2. Firmly fit the two halves of the spacer together, if your spacer comes in two pieces. 3. Remove the inhaler cap. 4. Hold the inhaler upright and shake it 4 or 5 times. 5. Holding the inhaler upright, insert it into the spacer. 6. Breathe out fully and do not breathe in again yet. 7.

What are common problems with a spacer inhaler?

Common Problems: Not standing, sitting or holding the inhaler upright. Not shaking the inhaler before using it and in-between doses. Not breathing in soon enough after pressing the inhaler and the medication falls to the bottom of the spacer. Not holding your breath long enough after inhaling from the spacer.

Spacer References

If you want to know more about Spacer, consider exploring links below:

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