hii my baby is 1 n half month old ..daytym he feels well n sleep wells but at evening after 7 he irritates alot n he does vomiting alot when he vomits milk cums frm nose n mouth so speedly tat he nt able to breath properly for sumtyms n at nyt after 8 pm he cries coz he wants continously feeding when i feed him he stops crying n when i let him sleep in jhula he again irritates n cries n extra milk causes vomiting...im really very much tired please reply me what to do??? why he's vomiting alot