Diclofenac Potassium 50 MG Tablet relieves arthritis-related pain, swelling, and joint stiffness. Reducing these symptoms allows you to participate in more of your daily activities. Muscle aches, backaches, tooth discomfort, menstruation cramps, and sports injuries are all treated with it. This medication works by lowering pain and inflammation-causing chemicals in the body. It is a medication that is used to treat mild to moderate pain, as well as the signs and symptoms of osteoarthritis and rheumatoid arthritis.