doctor said 2 to 3 years old is stranger danger age. this child was hooked by fear.the parents should be confidence to his behavior.be normal and natrual.let him do what he wants.he will follow your action and reaction, gradually he will forget.thank you everybody.hope this information can help the parents who need .
My daughter now take two kinds of medicine, one from china is for scare, another is the meidcin here the doctor suggested. she is not totally getting better , but better. also i don;t know whick medicine works on her.