5 Things You'll Want to Know About What Could Be the Biggest Medical Marijuana Drug Ever

Only three drugs based on marijuana have ever been approved by the U.S. Food and Drug Administration (FDA). None of those drugs were actually made from marijuana plants but were instead created using synthetic versions of cannabinoids. None of them have been huge commercial successes either. But a cannabinoid drug that's actually made from marijuana plants and has blockbuster sales potential could soon win approval.