The baby wakes up at night should be handled accordingly according to the cause, usually there are the following situations: 1, the baby is not full, this situation is mainly timely feeding the baby, breastfeeding or infant formula feeding principles are fed on demand, even if the night should also feed. 2, the baby wakes up frequently at night, generally should focus on vitamin D deficiency, causing intestinal calcium absorption reduced resulting in calcium deficiency, causing increased neuroexcitability, affecting sleep. 3, some children have poor nutrition there are trace elements deficiency, such as zinc deficiency, iron deficiency, should be treated with the corresponding zinc and iron supplementation. 4, some children have poor nutrition there are trace elements deficiency, such as zinc deficiency, iron deficiency, should be treated with the corresponding zinc and iron supplementation. The first thing you need to do is to take a probiotic half an hour after a meal or at the same time use an antibiotic. Chinese medicine for the spleen and stomach to regulate the function of the stomach and intestines.