Nearly one million people had their drinks spiked last year, as the offence surged across the UK.
Between May 2022 and April 2023, there were 6,732 reports of spiking in England and Wales.
But senior police officers say the real figure is likely far higher because the offence is so underreported.
Karen Tyrell, chief executive of charity Drinkaware, said a survey of more than 10,000 people...