Baby milk powder for diarrhea how to do

The baby has diarrhea when changing milk powder. It is mainly considered that it is caused by allergy to the newly changed milk powder. It is recommended to stop using the newly changed milk powder and continue to use the milk powder drunk before. Secondly, it is necessary to give the baby proper water. In case of severe diarrhea, it is necessary to use probiotics under the guidance of a doctor to condition.