Non-steroidal anti-inflammatory drugs are never just painkillers, when there is inflammation in human body, many inflammatory factors can be produced, which can lead to redness, swelling, heat, pain and dysfunction of joints and surrounding soft tissues, the most common ones are prostaglandins, and non-steroidal anti-inflammatory drugs are mainly through inhibiting the activity of cyclooxygenase, so that arachidonic acid cannot be oxidized into prostaglandins by cyclooxygenase. In general, these drugs can block the production of pain-causing factors, so as to achieve anti-inflammatory, antipyretic and analgesic effects. NSAIDs are suitable for various acute and chronic arthritis, various soft tissue rheumatism, also used for pain caused by various diseases, sports injuries and fever reduction, clinical research results, NSAIDs also have the effect of delaying osteophytes, but it has gastrointestinal irritation and other adverse reactions, should be taken orally after meals.