Hi I have my son he is 4years and 8months. ,yesterday he throw up at about 9. At night then he can t sleep he throw up 3times just water. Cos he just drink water after that,,, he wake up I just gave him alight meat he refuce to eat anything. Then now he throw up again ,,, as I know he has sensitivity. When he mix food he throw up but this time. I don t know