What are some of the issues relating to some form of licit or illicit drug-taking behavior?

explain the main point of the article relating to some form of licit or illicit drug-taking behavior. [Some examples include reports of new recreational drugs that are ordinarily used on a medicinal basis (Ritalin, Adderall, OxyContin), steroids and other performance-enhancing drugs in sports, or economic issues related to prescription drug use among the elderly, etc.]