Reactin 50 Tablet is used to treat disorders that cause joint pain, stiffness, edema, and soreness. A class of medications known as nonsteroidal anti-inflammatory drugs (NSAIDs) includes Reactin 50 Tablet. It is used to temporarily reduce swelling, discomfort, and inflammation in disorders affecting the muscles and joints. It functions by preventing the brain's chemical messengers from alerting us to pain. In diseases like osteoarthritis and rheumatoid arthritis, it can help reduce discomfort. To receive the best benefit, take it exactly as directed. It can be risky to take more or longer than is necessary. Generally speaking, you should take the smallest effective dose for the shortest amount of time.