 [ Symptoms ] 15 month old having yellow bowel bm with undigested food how long does take for active toddler to digest food  food that our 15 month old eats when we can get him to eat is having yellow bm is early as supper 5pm to 7am next day with food undigested for instance he eat blueberry yogurt and had his normal yellow loose to diarrhea with blueberries in it [ Disease ] not likely both antibiotics are in the same class so it is more likely to be resistant as well but not 100