Nucoxia 90mg Tablet 10s is a nonsteroidal antiinflammatory drug NSAID containing Etoricoxib a selective COX2 inhibitor It is used to reduce pain and inflammation caused by conditions like osteoarthritis and rheumatoid arthritis It works by inhibiting the action of the enzyme cyclooxygenase2 COX2 which reduces the production of prostaglandins substances that contribute to pain and inflammation in the affected joints The recommended dosage is usually once a day with or without food Common side effects may include headache dizziness gastrointestinal discomfort and swelling of the legs and ankles Longterm use may increase the risk of cardiovascular events so it is important to use the lowest effective dose for the shortest duration If a dose is missed it should be taken as soon as remembered unless it is almost time for the next scheduled dose