Tumor invades or compresses nerve roots, nerve trunk, plexus or nerve; invades brain and cremaster; tumor invades periosteum or bone; invades substantial organs and cavernous organs; invades or blocks vascular system; tumor causes local necrosis, ulceration, inflammation, etc.; in all the above cases, it can cause severe pain. Pain caused during tumor treatment is also considered as cancer pain. Nursing interventions are of great importance to improve the quality of life of cancer pain patients. For cancer pain nursing is mainly divided into the following steps: 1. Assessing pain with doctors and confirming cancer pain 2. Comfort nursing (1) To ensure the ward area is clean and comfortable, preferably provide hot water service for patients, and try to create a good environment for patients, nursing staff should explain the reasons for pain formation, and on this basis, inform patients that pain does not worsen with the development of disease, and patients only need to accept The pain symptoms can be controlled by accepting the doctor’s instructions. The nursing staff can invite other patients to jointly give support to the patient and guide the patient to cooperate with the care in the best state of mind. (2) Since pain patients are afraid of movement and activity now, in order to reduce muscle tension, nursing staff can arrange appropriate aerobic exercises for patients to enhance their immunity in addition to passive training (massage, turning). (3) Nursing staff should give targeted medication care according to the patient’s pain level, for example, patients with mild pain can be given distraction care, music therapy and whistling training, and there is no need to rush medication; for patients with severe pain, the three-step pain relief method can be used to step up medication according to the patient’s actual pain condition, and nursing staff should record the effect of medication in detail and make nursing care according to the effect of medication The nursing staff should record the effect of medication in detail and adjust the nursing plan according to the effect of medication. 3. cancer pain management Administering drugs according to the ladder Non-pharmacological measures: psychological support, relaxation techniques, massage, etc. Use of specialist drugs and first/second-step drugs according to medical prescription First-step: non-steroidal (NSAIDS): lexon, anti-inflammatory pain, ciloxib, kefen, trenbolone, etc. Second-step: ① weak opioids: codeine, tramadol (chimantin), diazoxide (garonin) ② opioid and non-steroidal combination. (2) The pain score will be re-evaluated according to intravenous administration of 15, subcutaneous administration of 30, oral and other routes of 60 (written in “Pain after treatment”). “(3) If necessary, pain education again: medication instruction: purpose of administration, drug name, time of administration, mode of administration, drug action and side effects, observation of adverse reactions (non-steroids have gastrointestinal reactions, peptic ulcer, bleeding, perforation, platelet dysfunction, hepatic and renal impairment, where selective COX-2 such as Ciloxib, Trenor) Gastrointestinal reactions are weak. (Long-term use or dose limit should be changed to opioid) Pain is a common symptom of cancer patients, especially advanced cancer patients, who face unbearable pain, cancer pain is referred to as cancer pain. Cancer pain is a kind of persistent pain, which belongs to a progressive cancer symptom and is persistent in nature. Currently, the three-stage step pain relief method is mostly used to help patients in clinical practice. When patients have cancer pain symptoms, they will have a lot of negative emotions due to persistent pain, which will affect their quality of life. With the continuous progress of medical technology, people pay more attention to the improvement of life quality. Therefore, at present, it is important to enhance the comfort of cancer pain patients by strengthening nursing interventions. Comfort nursing follows the principle of “human-centered”, puts patients’ needs in the first place, takes “comfort nursing” as the goal of nursing interventions, and provides patients with a variety of care from psychological care, life care, medication care, etc. We provide patients with high-quality nursing services in many aspects, such as psychological care, life care, medication care, etc.