Mounjaro in New Zealand

Tirzepatide · Weekly injection · prescription-only

Last reviewed: June 2026

Important: Mounjaro is a prescription-only medicine and is not suitable for everyone. This page is general information, not medical advice. Speak to a registered prescriber before starting any medicine. Pricing is indicative — confirm the current price and funding with your prescriber and pharmacy.

What is Mounjaro?

Mounjaro is a brand of tirzepatide, a once-weekly injection that acts on two gut-hormone pathways (GLP-1 and GIP). Like other medicines in this class it influences appetite regulation and stomach emptying, and is used alongside diet and lifestyle change under medical supervision. As a newer medicine its availability in New Zealand can be affected by supply — your prescriber and pharmacy can advise on current access.

Regulatory status: Mounjaro (tirzepatide) is a dual GLP-1 / GIP receptor agonist. It is prescription-only in New Zealand, availability can be subject to supply, and it is not funded by Pharmac for weight loss.

What it costs in New Zealand

  • Mounjaro (medicine) — indicative monthly$500 - $800
  • Initial consultation$80 - $250

Indicative private pricing — not Pharmac-funded for weight loss. Prices vary by pharmacy and supply.

Who might be eligible?

Eligibility is decided by a prescriber based on your individual health. Guidelines commonly consider GLP-1 medicines for adults with a BMI of 30 or over, or 27 or over with a weight-related health condition, alongside diet and lifestyle changes.

How to access Mounjaro in NZ

  1. Book a consultation with your GP or a weight-management clinic.
  2. Your prescriber assesses whether Mounjaro is appropriate for you.
  3. If prescribed, it is dispensed by a pharmacy (paid privately).
  4. Ongoing reviews monitor your dose, progress and any side effects.

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Frequently Asked Questions

Is Mounjaro available in New Zealand?

Mounjaro (tirzepatide) is a prescription-only medicine in New Zealand. A registered prescriber must assess whether it is appropriate for you before it can be prescribed and dispensed at a pharmacy.

How much does Mounjaro cost in NZ?

Indicative private pricing is around $500 - $800 per month for the medicine, plus a consultation (from $80 - $250). Mounjaro is not funded by Pharmac for weight loss, so weight-management use is paid privately. Medication pricing is indicative and varies by pharmacy and supply — confirm the current price with your pharmacy.

How is Mounjaro taken?

Mounjaro is given as a weekly injection. Your prescriber will start you on a low dose and adjust it over time while monitoring how you respond and tolerate it.

Who can be prescribed Mounjaro?

Eligibility is decided by your prescriber based on your individual health. International guidelines commonly consider GLP-1 medicines for adults with a BMI of 30 or over, or 27 or over with a weight-related health condition, alongside diet and lifestyle change. This is general information, not medical advice.

What are the side effects of Mounjaro?

Common side effects include nausea, vomiting, diarrhoea, constipation and reduced appetite, which often ease over time. There are also less common but more serious risks. Your prescriber will discuss the benefits and risks for your situation and monitor you during treatment.