London house parties spiking warning as predators target victims with drug-laced vapes

Metropolitan Police of officers testing vapes at a fresher week event at a London university, to see if they have been spiked - (PA)

Spiking is on the rise at house parties in London, with predators increasingly using drug-laced vapes to target victims, the Metropolitan Police has said.

Police chiefs say the “nature of spiking is changing” in the capital, with detectives seeing more cases involving over-the-counter and prescription medicines.