地龙系钜蚓科动物参环毛蚓或缟蚯蚓除去内脏的干燥体。本品炮制法有砂炒法、酒炒法、麸炒法等。不论何种方法炮制,其目的均是矫味、矫臭,便于服用。殊不知,依此法炮制时受高温影响,均有不同程度地破坏其有效成分(戴克敏等编《常用中药药理和应用》),影响药效;其次在炮制过程中产生一种有害气体,影响炮制人员健康。对此,笔者在实践中探索,改用电热恒温干燥箱炮制,效果十 Earthworms are the dry bodies of the viscera that are removed from the ring hairs or earthworms. This product is concocted method sand frying method, wine fried method, bran fried method. Regardless of the method of concoction, its purpose is to correct the smell and make it easy to take. As everyone knows, in accordance with this method, it is affected by high temperatures, and they all destroy their active ingredients to varying degrees (Dai Kemin et al., “Pharmacology and Application of Common Chinese Medicines”), affecting efficacy; secondly, it produces a harmful gas in the process of concoction. Concocting staff health. In this regard, the author explored in practice and switched to electrothermal constant temperature drying oven.