Carpal tunnel syndrome refers to the increased pressure in the carpal tunnel caused by various reasons, which leads to the compression of the median nerve, resulting in sensory and motor dysfunction of the median nerve innervating area. After the occurrence of carpal tunnel syndrome, if conservative treatment is considered, oral drugs can be selected from the following aspects: first, painkillers: commonly used non steroidal anti-inflammatory drugs, such as diclofenac sodium, ibuprofen, and loxoprofen; Chinese patent medicine for promoting blood circulation and removing blood stasis. Second, neurotrophic drugs, such as mecobalamin and vitamin B. Third, hormone drugs, such as methylprednisolone.