Deadly nitazene drug ‘more dangerous than heroin’ being sold on app popular with teenagers

Metro has uncovered how a deadly drug is being pushed on the Telegram app (Picture: Metro)

Thousands of people are using an app popular with teens to buy a killer drug more dangerous than heroin which is responsible for rising deaths in Britain.

Nitazenes – a synthetic opioid – is being advertised, sold and arranged for delivery on the encrypted app Telegram.

Brits can buy it from dealers with thousands of followers and arrange for it to be delivered by parcel from America.

The drug ...