About us Mō mātou

About the Ministry of Health and the New Zealand health system. 

Regulation & legislation Ngā here me ngā ture

Health providers and products we regulate, and laws we administer.

Strategies & initiatives He rautaki, he tūmahi hou

How we’re working to improve health outcomes for all New Zealanders.

Monitoring & statistics He aroturuki, he tatauranga

Data and insights from our health surveys, research and monitoring.

Māori health Hauora Māori

Increasing access to health services, achieving equity and improving outcomes for Māori.

Recreational use of nitrous oxide 

Nitrous oxide can cause significant harm when misused for recreational inhalation, and those harms are magnified when combined with driving. Mixing nitrous oxide with alcohol or other drugs can have unpredictable effects and increase the risk of harm.  

Read more on the New Zealand Drug Foundation’s The Level website and the High Alert website.

If you have any concerns about your own use of drugs, or that of a friend, get in touch with the Alcohol Drug Helpline. Call 0800 787 797, or text 8681, to speak with a trained counsellor. They’re available 24/7. All calls are free and confidential.  

In this section Kei tēnei wāhanga

  • Nitrous oxide regulatory changes

    In April 2026, the Government announced tighter controls on nitrous oxide to reduce harm from unlawful use as a psychoactive substance.

    More
  • Nitrous oxide advisory

    This advisory provides advice on the law in relation to the supply and use of nitrous oxide for recreational use. It is intended for manufacturers, importers, distributors, suppliers, retailers and users.

    More

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