Fire can lead to swollen lymph nodes, because we often say that fire is a Chinese medicine term, in Western medicine this refers to bacterial or viral infection, when the bacterial or viral infection will lead to lymphocytosis and immune cell increase, which will lead to swollen lymph nodes. Generally, we can take oral cephalosporin antibiotics or antiviral drugs for treatment, of course, this needs to go to the hospital to check the ultrasound and blood routine to clarify, and in the treatment can also take some oral drugs to clear heat and lower fire, such as Shuang Huang Lian Oral Liquid or Jin Yin Hua Oral Liquid. During the treatment period, you need to drink more warm water to promote blood circulation in the body. The swollen lymph nodes can gradually subside if the diet is careful, such as not eating too spicy food and not drinking alcoholic beverages. However, if conservative treatment is not effective, further examination such as CT and lymph node biopsy is needed to clarify the nature.