Knee pain can affect patients of all ages and may be the result of inflammation (Rheumatoid Arthritis), injuries (ruptured ligament), infections (septic arthritis), joint degeneration (osteoarthritis), allergic reactions to medicine, or conditions like complex regional pain syndrome (CRPS).

Muscle relaxants are a group of medicines that can relax or reduce tension in muscles by targeting the brain, spinal cord, nerves, or the muscles directly.