Dry vomiting is a kind of vomiting, generally with something with sound for vomiting, with something without sound for vomiting, without something with sound for dry vomiting. In other words, dry vomiting is only the sound and movement of vomiting, but there is no food vomiting, or only saliva vomiting disease. The causes of dry vomiting are as follows: 1, redness and swelling of the throat causes irritation in the epiglottis, the environment is dry, the child is dehydrated, are prone to the symptoms of dry vomiting, we promptly give the child enough water, should be able to relieve the symptoms of dry vomiting in about 3 to 5 days; 2, the most common cause of dry vomiting in children is gastrointestinal tract dysfunction, this will be accompanied by an obvious tongue coating more Thick, sour stools, children’s diet is not good, serious will lead to vomiting, need to give him some probiotics, regulate the gastrointestinal tract, such as Bacillus subtilis or Bifidobacterium can be, such as accompanied by obvious flatulence, should be combined with the four mill soup or Wang’s Bao Chi Wan, can achieve twice the effect of half the effort, gastrointestinal symptoms, dry vomiting natural relief; the surrounding environment stimulation caused by Allergies caused by the surrounding environment can also easily lead to dryness in the epiglottis, thus causing obvious symptoms of dryness and vomiting, and this should be relieved by removing the surrounding environment, such as taking the child to live in another environment. The symptoms can be relieved only if the triggering factors are removed.