University of Exeter in Cornwall warns students of drug overdose risk due to contaminated heroin and street benzos, advising against drug use alone and recommending a sober sitter.

The University of Exeter in Cornwall has warned students about using "contaminated" heroin and "street benzos" due to a rise in drug overdoses. The university advises students to avoid using drugs alone, have a phone nearby, and ideally have a sober sitter. The warning comes after drug poisonings reached a 30-year high in the county. The university does not condone drug use but issued the warning to ensure student safety.