The sister of a teenage boy who died after taking the synthetic "N Bomb" drug has created and paid for new emergency response cards to educate young people on how to perform vital first aid.

Little brothers can be annoying. They will cajole you, challenge you, follow you around and try your patience.

A bloodied, naked teenager danced obliviously on a broken mirror on the street. A young girl experiencing her “best ever hallucinogenic” trip danced naked; another girl described watching a young man running around screaming in people’s faces — and a young man died from brain damage following cardiac arrest.

Calls are being made for drug testing labs to be introduced here to help save lives.

A post mortem examination will be carried out today on the body of a Cork teenager who died after taking a synthetic drug at a house party last week.