Thanks for the report, I've just hidden a bunch of posts and left a note for the players.
As for the player name and title, they don't particularly break any guidelines. So long as they're not actively discussing drugs on the forums or in-game, it should be ok.
Community Manager for Jagex
Salt Aren - Please only use Forum Help for making reports about rulebreaking taking place on the forums. Commenting on the reports of others is a misuse of this thread.