Talk to Pediatrician on Green Foamy Stool

Baby is 14 days old .from 4 days he is having green stool .mother is taking antibiotic "augmenton 1000mg twice a day..is this can be a reason of green sttol baby is also having minor jaundice.. first week baby is on formula milk nnow on mother feed.mother not have taken anythng in food except buffalo milk roti mutton bread..kindly guide is it a case to worry.n what would b the possible reason of this kind of stool.thanks alott