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Brand name: Entonox 50% / 50% TM

Active ingredients: nitrous oxide + oxygen

What it is used for

INDICATIONS AS AT 1 NOVEMBER 2001: "Nitrous oxide with oxygen (Entonox) is indicated in adults and children for analgesia." This approval is based on the evaluation of the information and data provided with the original letter of application and with any subsequent correspondence and submissions relating to the application.

How to take it

You should seek medical advice in relation to medicines and use only as directed by a healthcare professional.

  • The way to take this medicine: Inhalation

Always read the label. If symptoms persist see your healthcare professional.

Visual appearance

Colourless gas

Do I need a prescription?

This medicine is available from a pharmacist and requires a prescription. It is Schedule 4 : Prescription Only Medicine.

Download leaflet

For side effects, taking other medicines and more

Download consumer medicine information leaflet (pdf) from the Therapeutic Goods Administration (TGA) website

Reporting side effects

You can help ensure medicines are safe by reporting the side effects you experience.

You can report side effects to your doctor, or directly at www.tga.gov.au/reporting-problems

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