Addiction & Psychopharmacology
Addiction is a condition wherein the person indulges himself in rewarding stimuli, regardless of adverse consequences. Psychopharmacology is the study of effect of drugs which lead to change in behaviour. It implicates the modification at molecular level that can be observed in the terms of behavioural changes.
The global market for drugs used in mental disorders was $70.1 billion in 2012 and $68.9 billion in 2013. This market is expected to rise at a compound annual growth rate (CAGR) of 2.3% from 2013 to 2018 and reach $77.1 billion by 2018.