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. 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. Find pain relief from muscle aches, period pain, minor arthritis pain, toothaches and headaches, and reduce fever with MOTRIN® IB tablets with ibuprofen 200mg. 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. MOTRIN® provides a line-up of safe and effective ibuprofen & naproxen pain relief products for all ages, whether it's muscle pain, joint pain, or headaches. Discover MOTRIN® Dual Action with TYLENOL®, a dual-action pain reliever medicine that combines Ibuprofen & Acetaminophen together to help treat minor aches & pains. 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 a widely used over-the-counter pain reliever and anti-inflammatory medication. Dosage varies by age, weight, and medical condition, with specific guidelines for adults and children. Motrin (ibuprofen) is used to treat mild to moderate pain. Learn side effects, dosage, drug interactions, warnings, patient labeling, reviews, and more.