His own son had ADD, and he would not allow his child to take it. There are herbs that will help, but first the cause of his hyperactivity must be removed.
Nothing causes more illnesses to the body than an improper diet.
Organicaly grown fruits and vegetables are the best choice. Next, all refined flours and sugars should be cut out of his diet. You may have to search, but replace these with substitutes. You can buy different sugars, such as fructose sugar, beet sugar and turbinado sugar. Use naturally white flour or whole wheat flour.