Etolgia 400mg/4mg Tablet MR is a combination medication containing Etodolac 400mg, a nonsteroidal anti-inflammatory drug (NSAID), and Thiocolchicoside 4mg, a muscle relaxant. This formulation is designed to provide effective relief from pain and inflammation associated with musculoskeletal conditions such as arthritis, muscle spasms, and soft tissue injuries. Etodolac works by inhibiting cyclooxygenase enzymes (COX-1 and COX-2), thereby reducing the production of prostaglandins responsible for pain and inflammation. Thiocolchicoside acts on the central nervous system to relax skeletal muscles, alleviating muscle stiffness and spasms. The modified-release (MR) tablet ensures a sustained release of the active ingredients, providing prolonged therapeutic effects and improving patient compliance by reducing dosing frequency. Etolgia is commonly prescribed for conditions like osteoarthritis, rheumatoid arthritis, and acute musculoskeletal pain where both anti-inflammatory and muscle relaxant effects are beneficial. Patients should use this medication under medical supervision, as it may cause side effects such as gastrointestinal discomfort, dizziness, or allergic reactions. It is important to follow the prescribed dosage and avoid concurrent use with other NSAIDs or muscle relaxants unless advised by a healthcare professional.