This is a common occurrence, and will change as the child grows up. This is a common occurrence that will change as the child grows up. 1. after the baby eats the milk, he must lean upright on the mother’s shoulder for some exhaustion, and do not let him lie flat for half an hour, otherwise it will cause hiccups or overflow. after 4 months, the baby can add some rice flour to increase the consistency of the milk, which can reduce hiccups. 2, sometimes it is due to allergy to some components in milk, so when using milk powder for your baby, you must choose some special formula milk powder according to its growth stage. 3, usually when feeding the baby, must be in a quiet situation, and in the baby is particularly hungry, or emotional instability, crying and fussing do not give him milk. 4. The posture should be especially correct when feeding, and the baby should not be too fast or too eager when feeding. The baby must be soothed when she is unstable and cries a lot. You can pick her up gently and stroke her back when she has hiccups, and you can also feed some warm water appropriately, both of which can ease the situation.