What sort of problem is cough medicine abuse?

PDD: Autism is part of a spectrum of illnesses referred to as pervasive developmental disorders, with autism at one end and asperger's syndrome at the other end. Theories abound at to the underlying cause, for example, a lack of "mirror cells" that allow us to experience directly the emotions we perceive in others, thus leading to experiencing other people as objects.

Potential Addiction: Cough medicine is abusable and has been abused. Known as robo tripping (http://bit.Ly/bookse), the specific "high" comes from the ingredient dextromethorphan, which essentially causes a dissociative-like state, alongside confusion, slurred speech, etc. Very high doses can lead to respiratory depression and death. Anyone with this problem should seek professional help.