I saw a 40-year-old middle-class mum in a psychiatric ward after a single hit of this drug. Her symptoms were terrifying but it’s so common now… here’s what you must know: DR MAX PEMBERTON

 I saw a 40-year-old middle-class mum in a psychiatric ward after a single hit of this drug. Her symptoms were terrifying but it’s so common now… here’s what you must know: DR MAX PEMBERTON

I was walking through the London Underground recently when a glossy advert made me do a double-take. Professionally produced, it was the kind you associate with a wellness brand, yet this one was sel…