NAC SR 100 Tablet is a pain-relieving medicine. It is used to treat pain, swelling, stiffness, and joint pain in conditions like rheumatoid arthritis, osteoarthritis, and acute musculoskeletal injuries. It is commonly used in back pain, shoulder pain, neck pain, sprains, and spasms.

NAC SR 100 Tablet should be taken in the dose and duration as advised by your doctor. It should be taken with food or milk to prevent stomach upset. Inform your doctor if you have any history of heart disease or stroke.

The most common side effects of this medicine include edema, nausea, headache, dizziness, vomiting, constipation, itching, flatulence, pain in extremity, and indigestion. Your doctor may also regularly monitor your kidney function, liver function, and levels of blood components if you are taking this medicine for long-term treatment. Long-term use may lead to serious complications such as stomach bleeding and kidney problems.