my son is 4month old, he dnt sleep at night, his stomach makes bubble sound nd cries a lot, he vomits all the milk. last week I consult 3 Dr they told he don't have any problem. he is healthy. but I dnt think he is good. healthy baby dnt cry so badly. Dr gve prebiotic nd coilicaid drops but no use. pls suggest if some one suffered from this. any relief remedies, also tried all gas relief remedies