Health Canada has issued a recall for nitrous oxide chargers.

The affected products are being sold for inhalation without market authorization in Canada.

According to Health Canada, people should not inhale nitrous oxide, otherwise known as laughing gas, for recreational purposes.

If you’ve used nitrous oxide recreationally or have used it for medical purposes and experienced side-effects, seek immediate medical attention from a health-care professional.

A complete list of the affected products can be found here.