Drug users are very much aware of their stuffAccording to recent findings published in the Journal of Psychopharmacology, drug users are very much informed about side effects and health complications associated with the drugs they use. It was remarked that these users perceive alcohol and tobacco to be two of the most dangerous substances, a fact that was highlighted by a survey by UCL (University College London) and Imperial College London researchers.

The twenty substances surveyed in the 2009 study were alcohol, alkyl nitrates, amphetamines, anabolic steroids, cocaine, crack, ecstasy, GHB, heroin, LSD, ketamine, khat, 4-MTA, barbiturates, benzodiazepines, buprenorphine, cannabis, methylphenidate, solvents, street methadone and tobacco.