http://www.telegraph.co.uk/science/2016/04/18/end-of-inhalers-cure-for-asthma-and-food-allergies-on-horizon/ (http://www.telegraph.co.uk/science/2016/04/18/end-of-inhalers-cure-for-asthma-and-food-allergies-on-horizon/)
Another potential cure on the horizon. I don't know too much about the science behind it; hopefully one of our resident scientists can weigh their thoughts on this one and its feasibility.