Pot-based prescription drug looks for FDA OK (AP)

In this undated photo provided by GW Pharmaceuticals, a sample of the drug Sativex is shown. Sativex contains marijuana’s two best known components_delta 9-THC and cannabidiol_and already has been approved in Canada, New Zealand and eight European countries for relieving muscle spasms associated with multiple sclerosis.  (AP Photo/ GW Pharmaceuticals)AP – A quarter-century after the U.S. Food and Drug Administration approved the first prescription drugs based on the main psychoactive ingredient in marijuana, additional medicines derived from or inspired by the cannabis plant itself could soon be making their way to pharmacy shelves, according to drug companies, small biotech firms and university scientists.