NHS Greater Glasgow and Clyde confirmed that doctors had treated a user for the blood disorder methaemoglobinaemia, which affects how oxygen is carried in the blood and can lead to coma or death.
Cocaine users have been warned to look out for symptoms of a rare and potentially fatal condition linked to the drug in the wake of a case in the west of Scotland.
NHS Greater Glasgow and Clyde confirmed that doctors had treated a user for the blood disorder methaemoglobinaemia, which affects how oxygen is carried in the blood and can lead to coma or death.