Psychedelics pioneer Ralph Metzner, RIP


US FDA approved chemical twin of dissociative psychedelic ketamine to treat depression Earlier today, the FDA approved esketamine (brand name Spravato), a chemical twin of the dissociative psychedelic/anaesthetic ketamine (Special K), as a treatment for depression. Spravato comes in nasal spray form meant to be administered weekly or every other week depending on the severity of the patient’s depression.

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