There is no fastest treatment for child vomiting, you can choose the treatment according to the cause, common causes are gastrointestinal dysfunction, acute gastroenteritis, intestinal obstruction, intussusception, etc. The treatment includes fasting, abdominal massage, dietary adjustments, regulation of intestinal flora, anti-infective, surgical treatment, and so on. 1. Gastrointestinal dysfunction: most common in cold, improper diet, etc., the baby may have abdominal distension, abdominal pain and other manifestations, can be appropriate fasting for 4 to 6 hours, after the end of the fasting can try to feed a small amount of warm water, observe the baby’s response. 2. Acute gastroenteritis: mostly due to dietary impurity or bacterial infection, can be given abdominal massage, dietary adjustments, regulate intestinal flora treatment (such as bacillus subtilis bacillus granules), massage to the baby navel as the center, with the palm of the hand clockwise massage of the abdomen, the time is appropriate to 10-15 minutes, pay attention to the strength. Diet to fluid-based, such as the combination of bacterial infection when necessary to give cefdinir and other antibiotic treatment. 4. Intestinal obstruction, intussusception: if the baby for intestinal obstruction, intussusception, can be treated by surgery or air enema and other ways. In short, there are many causes of vomiting in children. If the vomiting continues unabated, you should consult a pediatrician in a timely manner to clarify the cause of the illness and take targeted treatment. The above medications should be used in strict accordance with medical advice.