This article examines the history of assigning a banned status to medical marijuana; describes the politics of medical marijuana research; provides evidence of the scientifically demonstrated efficacy and safety of Cannabis for certain pathologic conditions; analyzes several vaguely worded state statutes governing the recommendation, distribution, and use of “medical marijuana” that render its use open to abuse; and recommends the development and enforcement of statutory and regulatory reforms that would bring state oversight of this drug into agreement with stringent federal (...) regulation of other controlled substances with proven medical utility. (shrink)