Used as a nonsteroidal anti-inflammatory drug (NSAID) to relieve pain, reduce inflammation, and lower fever. It is commonly used to treat conditions such as headaches, dental pain, menstrual cramps, muscle aches, and arthritis. The (S)-enantiomer is the active form that inhibits cyclooxygenase (COX) enzymes, reducing the production of prostaglandins involved in pain and inflammation. It is available in oral formulations, including tablets, capsules, and liquid suspensions, and is widely used in over-the-counter and prescription medications.