Spravato, derived from a popular club drug and also known as esketamine, offers hope to tens of thousands of Australians living with chronic mental illness

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A medication chemically similar to ketamine will be made cheaper to improve the lives of Australians suffering from treatment-resistant depression.

The drug, which comes in the form of a nasal spray, is a chemical cousin of ketamine, used for decades as a powerful anaesthetic before it was adopted as a party drug in underground rave culture.

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