It's known as a party drug of choice: cheap, readily available, and a “really good intensifier”. But ketamine wasn't designed for recreational use - it's a powerful anaesthetic, with a nasty dark side ...

For more than 50 years, marijuana has been classified as a Schedule I drug, alongside drugs considered to have no accepted medical use, thanks to then-President Richard Nixon’s so-called War on Drugs.

New research reveals these medications impact everything from heart health to restaurant menus.

'Ketamine can be a killer and that is what youngsters need to know' ...