Internal fire and external cold is also known as Cold Wrapped Heat in Chinese medicine, and the main symptoms include malignant cold (fear of cold), body pain, cough, dry mouth, yellow urine, dry stools, high fever, muscle aches and pains, and so on. Cold-encapsulated heat is mainly due to the cold evil binding the body surface, the body’s fire and heat can not be dispersed to the outside, thus appearing in the internal heat, the external cold disease. Patients with Cold Wrapped Heat usually have symptoms of both external cold and internal heat. Symptoms of external cold mainly include malignant cold (fear of cold), body pain, cough, nasal congestion, etc. Symptoms of internal heat mainly include dry mouth, thirst, yellow urine, dry stools, etc. In addition, some patients may have high fever. In addition, some patients may also have symptoms such as high fever, headache, muscle pain, sore throat, and red tongue with yellow fur. It is recommended that patients consult a professional doctor for standardized treatment in time when they have the above symptoms, so as not to aggravate their condition.