Nausea and vomiting at night may be caused by early pregnancy reaction, improper diet, reflux esophagitis, chronic gastritis and other factors.
1. Early pregnancy reaction: early pregnancy, the pregnant woman’s body estrogen and human chorionic gonadotropin secretion, which affects the gastrointestinal motility, leading to nausea, vomiting and other symptoms in the evening.
2. Improper diet: Pregnant women have less exercise at night, and if they eat too much, too greasy, it will increase the burden on the gastrointestinal tract and cause indigestion, leading to nausea and vomiting.
3. Reflux esophagitis: with the gradual growth of the fetus, the size of the uterus will gradually increase, thus increasing the pressure in the abdominal cavity, resulting in gastric contents being pressurized to flow back into the throat, stimulating nausea and vomiting in pregnant women.
4. Chronic gastritis: patients with chronic gastritis, usually no obvious symptoms, can be after pregnancy, due to excessive stress, the decline in their own immunity and other reasons, and appear in the upper and middle abdominal discomfort, nausea, acid reflux, vomiting and other symptoms.
In addition, there are other reasons that can cause nausea and vomiting at night, pregnant women can observe on their own for a period of time, if the symptoms are not relieved or worsened, and accompanied by other symptoms, it is recommended to go to the hospital in a timely manner, and comply with the doctor’s instructions for standardized treatment.