When pregnant women have the clinical changes of throat inflammation and phlegm, they are considered to have upper respiratory tract infections and do not need any medication. Generally take dietary therapy, you can eat more have moisturizing lungs, cough effect fruit, such as apples, pears, oranges, oranges, cherries, loquats and so on, but do not recommend too much use, otherwise there will be gastrointestinal reactions. At the same time, it is recommended to eat more fresh vegetables, which can provide rich minerals and vitamins, improve the immunity of pregnant women, and promote the recovery of the disease, and drink some lemonade, ginger water, honey water also has the effect of moistening the lungs and relieving cough. If the patient has indigestion symptoms, it is recommended to eat more easily digestible food, such as noodles, noodles, noodle soup and so on. At the same time, we should pay attention to rest, avoid getting cold, keep enough sleep, keep the indoor air fresh, and avoid going to places where people gather.