melanie michael was there. >> reporter: for richard murphy life has been a painful his wife says she saw him suffer daily seizures and crippling headaches from a traumatic brain injury. he was nearly killed in a car accident in 2014. the couple tells us they're hoping for a miracle in this medical marijuana spray. >> if it's okay for grandma and grandpa, it should be okay for everybody else. >> reporter: richard's wife maintains at first they were against medical marijuana andwanted nothing to do with it. over time, this hudson couple control seizures also controlled his life. >> with a brain injury, you lose so much of yourself. >> reporter: a company called surterra therapeutics makes the medical marijuana grown legally throughout the state, including in hillsborough county. >> we tried many things, and finally became available so we jumped at the chance. >> reporter: ultimately dr. avery is hoping this treatment will take the place of medications that richard murphy is currently taking. and as you can see, the construction on the dispensary for patients will get this treatment is already up and running. i'm me