That question has received a very thoughtful and l think positive reply (http://pjmedia.com/lifestyle/2013/03/02/is-marijuana-a-medicine/?singlepage=true on the conservative website PJ Media and I see this as a very good sign.. Historically the notion of drug prohibition including medicines such as opium has been in the program of the Progressives while Libertarians and even some Conservatives have opposed it.. Perhaps the most eloquent and effective person on the subject was William F. Buckley