A concern New Zealand's meth market may be becoming even more attractive to international drug manufacturers.

Kiwi users pay some of the highest prices in the world with 100 milligrams costing around $100.

But an increase in global supply has driven prices down around the world.

Drug education company Methcon Managing Director Dale Kirk told Kate Hawkesby demand continues to outstrip supply here because we don't have many other options.

He says we haven't had opioids, cocaine or MDMA take off as much here.

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