Rather than a drug's pharmacological properties, a user's personality, attitudes, expectancies, motivations, and especially the setting in which drug use occurs... » 

Rather than a drug's pharmacological properties, a user's personality, attitudes, expectancies, motivations, and especially the setting in which drug use occurs, has a great influence on the both the user and their drug-using patterns. This work talks about the topic of drugs in society from the European perspective. «