Frequent vomiting in pregnancy can be relieved by eating sweet and sour foods and taking oral vitamin B6. During pregnancy due to early pregnancy reaction, some pregnant women frequent nausea, vomiting and other symptoms, usually about 12 weeks can disappear on their own. If the vomiting is frequent, you can eat some sweet and sour food, lemon, apple and other fruits in your diet, which can stimulate the secretion of gastric acid and increase the appetite to relieve the vomiting phenomenon. At the same time, you can supplement water, vitamins and minerals. In addition, if necessary, you can take oral vitamin B6 medication under the guidance of the doctor to relieve. Vitamin B6 can relieve the symptoms of pregnancy vomiting, but it should be taken in strict accordance with the doctor’s instructions, and should not be taken in excess. If the vomiting is severe, rehydration, correction of ketosis and other treatments may also be required. Do not eat stimulating food during pregnancy vomiting, so as not to aggravate vomiting, pay attention to increase nutrition, eat small meals, avoid causing malnutrition.