Sulindac is a yellow crystalline powder, odorless and tasteless, and hygroscopic. It belongs to the indole acetic acid class of non-steroidal prodrugs with very low intrinsic activity. After administration into the human body, it is metabolized into its sulfide metabolite, which exerts potent anti-inflammatory and analgesic effects.

1. Anti-inflammatory and analgesic：Treatment of various chronic arthritis (rheumatoid arthritis, osteoarthritis, etc.) and joint swelling and pain.

2. Analgesia：Dysmenorrhea, toothache, postoperative pain, traumatic pain.

3. Antipyretic：Mild to moderate fever.

4. Others：Mild to moderate cancer pain, acute attack of gout.