Lung cancer is prone to bone metastasis, and the symptoms are not obvious in early stage, but pain will appear gradually, and the pain is relatively severe, first of all, symptomatic pain medications can be given. If the pain is not too serious, you can take oral fenbid, ibuprofen, diclofenac sodium, etc. If the situation is serious, you can inject tramadol, dulcolax, morphine injection, etc. to relieve pain, but it is easy to produce dependence.