Sore throat means sore throat. Yin deficiency and internal heat can cause sore throat, as well as dry mouth and throat, dry cough without phlegm, heartburn, palpitations (rapid heartbeat, often accompanied by panic) and other symptoms. Yin deficiency internal heat is due to the body’s yin fluid insufficiency, can not restrain the yang heat, so that the yang heat bias, manifested as false fire, false fire burns the throat, can be seen in the dry mouth and throat, sore throat. Yin deficiency and internal heat can also be manifested as dry cough without phlegm, headache, dizziness, dreaminess, heartburn, palpitations (rapid heartbeat, often accompanied by panic), insomnia, emaciation, warmth of the hands and feet, night sweating (sweating abnormally after going to sleep, and sweating stops after waking up), and flushing of the cheeks, and other symptoms. The treatment of Yin deficiency and internal heat should be nourishing Yin and lowering fire (nourishing Yin essence and lowering fire). Depending on different symptoms and manifestations, the patient can be treated with Tianwangxin Tonic Dan, Shashen Maidong Tang, Zuogui Pill, and Yiqi Tang under the guidance of a doctor. The medication should be used according to the doctor’s prescription.