There are two kinds of anti-inflammatory and analgesic drugs commonly used in orthopedics: 1. Hormones, commonly used are dexamethasone injection, mainly for intravenous push as well as intravenous drip, to achieve anti-inflammatory and anti-swelling effects. There is also the compound betamethasone injection, also called Depo-Provera injection, which is mainly used for intra-articular injection in the knee joint to reduce the inflammation in the joint. In addition, there are also non-steroidal anti-inflammatory painkillers, including fotarolimus, nimesulide, ibuprofen, loxoprofen sodium and celecoxib. For some patients with mild pain, they can take oral nimesulide and ibuprofen to relieve inflammatory pain and reduce symptoms. For some patients with stomach discomfort, they can take diclofenac sodium enteric capsule orally, which is mainly absorbed through the intestine and is less irritating to the stomach. There are also diclofenac sodium extended-release tablets, which do not need to be taken orally three times a day, but just once a day, which can reduce unnecessary trouble. The other is diclofenac sodium cream, this drug is mainly used for external application, can play a therapeutic effect on some pain, mainly through the absorption of the skin, directly on the subcutaneous lesions, can also play a very good anti-inflammatory and analgesic effect.