Researchers at the the University of Florida received a $3.2 million grant from the National Institute on Drug Abuse (NIDA) to study HIV and marijuana.
Even though it’s not specifically approved, pain relief is the commonest off-label use for medical marijuana. That's because marijuana is an analgesic.
Dystonia literally means “poor stretching” (although Liddell and Scott tell me it could also mean a “lamentable condition,” which is true enough, if vague for a medical term).