A recovered nitrous oxide addict says the gas is still being sold in Christchurch dairies.
Laughing gas, also known as NOS, is banned for therapeutic use under the Medicines Act - but can still be found in food products, like whipped cream.
Larissa Wright, who woke up paralysed in January after peak use of 160 canisters a day - told Chris Lynch it's still within easy reach.
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