In a press conference last week, Dr. Ed Ehlinger, the Minnesota Commissioner of Health, announced the department will add post-traumatic stress disorder (PTSD) as a qualifying condition for medical cannabis. Patients who suffer from PTSD and have their doctor’s certification will be eligible to sign up for a medical cannabis card beginning August 2017. Dr. Ehlinger also announced that the department will expand the program by allowing medical cannabis topicals, including patches, lotions, creams,…