The difference between Yin deficiency fever and Damp-heat fever is that the cause of the disease is different, the symptoms are different, and the treatment and medication are different. If fever occurs, please consult a doctor for diagnosis and treatment. Yin deficiency fever is caused by an imbalance of yin and yang, deficiency of yin and essence in the body, yin failure can not control yang, resulting in yang hyperactivity and yin deficiency fever. Symptoms include afternoon bouts of fever, or nighttime fever, not wanting to wear clothes, irritability and insomnia, and night sweating. Yin deficiency fever treatment is to nourish yin and clear heat (nourish yin essence, remove heat), can be used Zhi Bai Di Huang Pills, the effect of nourishing yin and lowering fire (nourish yin essence, reduce fire), pay attention to the cold fever patients should not be taken, avoid indigestible food. The etiology of damp-heat fever is the malfunction of the spleen and stomach, resulting in phlegm-dampness, which leads to heat (the evil qi stays for too long and is transformed into heat), causing phlegm-dampness-heat. Symptoms include fever that worsens in the afternoon, heartburn, not wanting to eat or drink, thirst but not wanting to drink, nausea and dry vomiting, and loose or sticky stools. The treatment of damp-heat fever is to remove phlegm by drying dampness (to remove phlegm in the body by drying dampness), clearing heat and neutralizing the middle, using Xianglian Huaxia Pill, which is effective in clearing heat and eliminating dampness (to remove heat and dampness in the body), promoting blood circulation and resolving stagnation, and is contraindicated for pregnant women. The use of drugs should be under the guidance of a doctor, not self-medication.