Asthma Preventer Inhalers - How They Work

Asthma preventer inhalers are medications that help reduce inflammation in the airways, making them less sensitive to asthma triggers. They are used regularly to prevent asthma attacks.

Asthma Preventer Inhalers FAQ

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What is a preventer inhaler?

A preventer inhaler is the main way to treat asthma. It contains a low dose of steroid medicine to keep down inflammation and swelling in your airways. Giving the medicine through an inhaler means it can get to your airways more easily.

Should I use a preventer inhaler if I have asthma?

Avoiding an asthma attack or COPD flare-up will help you stay well and out of hospital, so you’ll have less symptoms and need to use fewer reliever inhalers overall. This is good for you and the environment. Read more about how your preventer inhaler lowers your risk of asthma symptoms and asthma attacks.

What is the difference between a reliever and a preventer inhaler?

Dr Krishna Vakharia, GP and clinical director at Patient.info explains the difference between the two main types of inhaler: "Reliever inhalers are used to treat asthma symptoms when they occur, whereas preventer inhalers are used every day to reduce inflammation of the airways and help prevent symptoms of asthma.

What is an inhaler used for?

An inhaler is a device containing a medicine that you take by breathing in (inhaling). Inhalers are the main treatment for asthma and help to control asthma symptoms. There are many different types of inhaler, which can be confusing.