在成人癌性疼痛的治疗中，阿片类药物的使用一般是由内科医生和高年资护士决定用药种类及剂量，但要求护士应了解其基本药理、适应症、潜在副作用及常用剂量。在临床中，这种要求有时扩展到药物使用转换上，包括给药途径的改变、药物种类的改变。对阿片类药物使用转换的基本原? In the treatment of adult cancerous pain, opioids are generally prescribed by physicians and senior nurses to determine the type and dose of opioid, but nurses should be required to understand their underlying pharmacology, indications, potential side effects and commonly used doses. In clinical practice, this requirement sometimes extends to the switch of medication use, including changes in the route of administration, and changes in the type of medication. The basic principle of opioid use conversion