Motrin IB is a nonsteroidal anti-inflammatory drug (NSAID). Ibuprofen works by reducing hormones that cause inflammation and pain in the body. Motrin IB is used to reduce fever and treat pain or inflammation caused by many conditions such as headache, toothache, back pain, arthritis, menstrual cramps, or minor injury. For relief from muscle aches, fevers, cramps, & more, MOTRIN® is pain relief you can count on. Learn how MOTRIN® can help relieve pain for you & your child. Motrin (ibuprofen) is used to treat mild to moderate pain. Learn side effects, dosage, drug interactions, warnings, patient labeling, reviews, and more. Motrin pain relief products in multiple strengths for adults and children. Find the right option for your needs. Get information on pain and fever relief medicine from MOTRIN®. Explore our ibuprofen & naproxen pain relief products for adults, children, and infants. What Is MOTRIN®? Learn more about ibuprofen, the active ingredient in MOTRIN®, and how this NSAID can help reduce fever and relieve pain for all members of your family. Ibuprofen is used primarily to treat fever (including post-vaccination fever), mild to moderate pain (including pain relief after surgery), painful menstruation, osteoarthritis, dental pain, headaches, and pain from kidney stones. Ibuprofen (Advil, Motrin) treats minor aches and pains caused by the common cold, headaches, toothaches, back or muscle aches. Overview: Ibuprofen is used to reduce fever, pain, and swelling. It works by blocking certain substances in the body that cause pain, inflammation, and fever. Common side effects include stomach. Relieve your tough pain with MOTRIN ® Tablets. They contain ibuprofen – an ingredient that provides fast, effective pain relief. Plus, they’re easy to swallow. Available in three strengths: Regular Strength (200 mg), Extra Strength (300 mg) and Super Strength (400 mg).