The newborn baby in the month of feeding the milk is more adapted to do not go to the milk transfer, drinking milk after the existence of milk intolerance, indigestion, eczema and other conditions can be considered to transfer the milk. Newborns during the month of gastrointestinal function is relatively weak, usually fed breast milk or formula baby can adapt to, weight and height will gradually grow, this situation do not arbitrarily go to the transfer of milk, try to wait for the baby six months after the transfer of milk. Newborns drink milk during the month after the milk intolerance, indigestion, eczema, etc., the baby is not adapted to the situation can be transferred to the milk, but can not immediately change the formula, there should be a gradual process. To transfer milk for newborns, you can drink 2/3 of the original milk powder and 1/3 of the new milk powder on the first 1-3 days, then half of the original milk powder and half of the new milk powder on the next 2-3 days, and then switch to the new milk powder after 3 days. You can also consult your doctor to determine if your newborn should switch to new milk during his/her menstrual period.