my baby is now about 8 month ,but from 4th month he is troubling most of time with dry cough .. his growth is effected from that too much ,his weight gain stopped from 3 month ....he is not feed properly ,, now again he is troubling with dry cough ,Dr. gives medition it works for short time, when he try to sleep the cough start and also he vomit even and cry so much .....I cannot sleep properly bcz of this ...my physical condition is going worst day by day bcz of lack of sleep ....please suggest me best I request ....please he is so much in trouble