Scientific Research Does Not Indicate Marijuana Is Medicine

Saying that marijuana is harmless is like saying that a dog is a cat.”
“All major national medical associations have rejected it"

WEll Drug Free Amererica says so.

Drug Free America Foundation is spreading blatant lies about marijuana as this video show from MPP.org

Lies in the War on Marijuana | MPP TV

Interesting, so.. just because they say it is so makes it so, eh? At least serious medical associations wait for the science first.
AMA (CSAPH) Featured report: Medical Marijuana (A-01) Full Text

If it's not produced by a pharmaceutical corporation, it's not acknowledged.

That all depends on whom you ask. The AMA's report is pretty thorough, I think.