The common cause of this symptom is considered to be caused by the irritation of chronic laryngitis. This situation is generally not a big problem, will not affect breathing and eating, because of pregnancy in the body, so in terms of medication must pay special attention. If the symptoms are not very serious, it is not recommended to use drugs, a light diet, pay attention to rest, and then you can use drugs such as honeysuckle or fat sea water, can relieve the symptoms. Unless the symptoms are very serious, you can choose to use Chinese medicine orally, such as the commonly used clinical Li-pharyngeal capsule or Li-pharyngeal pill, and then you can also use oral spray drugs, such as Golden Throat Health. Then there are anti-inflammatory tablets, such as Huasu tablets or watermelon cream, etc. Drinking more water and eating more fruits are also helpful for the recovery of the disease.