Pregnant women with phlegm in the throat may be related to improper diet, chronic pharyngitis, colds and other factors, patients can be relieved through general treatment, medication and other ways. 1. Improper diet: when pregnant women eat too greasy or too sweet food, it is easy to increase phlegm in the throat, patients should take a light diet, drink more water, and try to avoid eating too greasy, too sweet and spicy stimulating food. 2. Chronic pharyngitis: It is recommended that pregnant women talk less, drink a small amount of water, pay attention to warmth, do not eat spicy stimulating food, you can eat some fresh fruits and vegetables, maintain indoor air circulation, use concentrated salt water gargling. As pregnant women need to be careful with medication, you can choose to take Yin Huang Containerized Drops Pills, Golden Throat Pills and other proprietary Chinese medicines under the guidance of the doctor for treatment. 3. Cold and flu: Pregnant women may have phlegm in the throat when they have a cold or flu caused by viral infection, cold, etc. The patient should pay attention to rest, increase the amount of drinking water, and eat more light, nutritious and vitamin-rich food. Patients can follow the doctor’s instructions to take honeysuckle granules, Banlangen granules, Shuanghuanglian oral solution and other proprietary Chinese medicines for treatment. It is recommended that pregnant women strictly follow the doctor’s instructions for medication, do not change the dose of drugs without authorization or private abuse of drugs, so as not to affect the therapeutic effect, in addition, the patient also needs to carry out regular obstetric examination, pay attention to monitor the condition in life, once the condition worsens or causes other adverse reactions, should seek medical treatment in a timely manner.