baby spitting milk/curd, dint poop for two days passing smelly fart? passing fart by arching and seemingly with difficulty. what can be done?

A. Gas related problem is very common in small babies because of many factor including immaturity of the gut . other factors include cow's milk introduction before 1 year of age , bottle feeding, not giving proper burping after each feed. Digefstive enzymes like aglozyme drops can be given as suggfested by doctor in proper dose for reliving of such symptoms .