Causes of nodules on the body include infectious diseases, metabolic diseases, tumors, autoimmune diseases, etc. Treatment includes medication and surgery. 1. Infectious diseases: If the nodules are caused by bacterial infection, oral antibiotics such as amoxicillin can be given for treatment. 2. Metabolic disease: If it is metabolic disease such as xanthomatosis and combined with hyperlipidemia, atorvastatin, simvastatin and other drugs can be given to lower the lipid therapy. 3. Tumor: If it is tumor disease such as nodule caused by lung cancer, surgical treatment such as radical lung cancer surgery can be given. 4. Autoimmune disease: If rheumatoid nodules are caused by rheumatoid arthritis, non-steroidal anti-inflammatory drugs such as ibuprofen and diclofenac sodium can be given to treat the disease. Finally, if the phenomenon of long nodules on the body, please consult a doctor in time, the above drugs need to follow the doctor’s advice.