Isoxicam is primarily used as a nonsteroidal anti-inflammatory drug (NSAID) to treat pain and inflammation associated with conditions like osteoarthritis and rheumatoid arthritis. It works by inhibiting the production of prostaglandins, which are compounds that cause inflammation and pain in the body. This makes it effective in reducing swelling, stiffness, and joint discomfort. Additionally, it is sometimes prescribed for managing acute musculoskeletal disorders, such as sprains or strains. Due to its long half-life, it can be administered once daily, offering convenience for patients. However, its use is often limited by potential gastrointestinal side effects, and it is typically recommended for short-term treatment.