Drug abuse most often refers to the use of drugs with such frequency that it causes physical or mental harm to the user and impairs social functioning, according to the definition stated in "Software Toolworks Encyclopedia". This term also refers to the use of a drug prohibited by the law, regardless of whether it was actually harmful or not. Although the term seems to imply that users abuse the drug they take, in fact, it is themselves or others they abuse by using it. Therefore, the preferred term ought to be "self abuse". Since there a ....