Aclonac 100 mg Tablet is a widely used NSAID in Bangladesh, manufactured by Pharmasia Limited. It is indicated for the management of various painful and inflammatory conditions, including osteoarthritis, rheumatoid arthritis, ankylosing spondylitis, dental pain, post-traumatic pain, and low back pain. The recommended dosage for adults is 100 mg twice daily, taken with food to minimize gastrointestinal discomfort. Common side effects may include nausea, vomiting, stomach pain, indigestion, diarrhea, heartburn, and loss of appetite. Patients should exercise caution when using Aclonac, especially those with a history of gastrointestinal disorders, liver or kidney disease, or cardiovascular conditions. It is essential to consult a healthcare provider before starting treatment with Aclonac to ensure its suitability and safety