By innovation, optimize drug use for the blind is a collaboration of the research team and the blind school in the northern city of Chiang Mai of Thailand, The problem of students who have been seen in the use of the drug was found when a sick sick sick tells you the teacher or trainer to help supply drugs with recommended usage. If you need to use frequently, or use drugs regularly, it means remembering how the shape. Smell color (in the case of the eye brows and lang) Tablet. But if you get a different drug from ever eating it will no longer be able to take manually. It was the duty of the teacher and trainer to arrange medicine, where students who have low vision visibility does not know whether the drug is eaten, it is what kind of medicine. Relieves symptoms