11. United Kingdom
People treated for drug abuse per million: 2,813.2
According to Global Drug Survey 2017, 65% of participants from the UK which ranks 11th on our list of countries with the biggest drug problems in the world, used illegal drugs in the last 12 months. In 2014, United Kingdom had a record number of drug-induced deaths and the further increase was expected in the future.
![17 Countries with the Biggest Drug Problems in the World](https://imonkey-blog.imgix.net/blog/wp-content/uploads/2017/11/22170849/syringe-1884784_1280-750x450.jpg?auto=fortmat&fit=clip&expires=1756252800&width=480&height=288)
Pixabay/Public Domain