Sore throat caused by early pregnancy is more commonly caused by viral invasion as well as bacterial invasion of the mucous membrane of the pharyngeal cavity. Viral causes are mostly caused by colds and flu, which may lower the resistance when pregnant, and at the same time lead to more obvious congestion and edema in the pharyngeal cavity, so take oral medication Baicalin Oral Liquid and Banlangen Granules. If it is a bacterial infection, it may also be accompanied by fever, together with the oral medication Baicalin capsule as well as Amoxicillin capsule. Some other sore throats are indirectly caused by oral diseases such as gingivitis and periodontitis, while the more common throat cavity mouth ulcers can also cause sore throats.