ADVIL, CAP LIQ GEL (160/BT) 9WYETH Ibuprofen is used to reduce fever Temporarily treat pain or inflammation caused by many conditions such as headache, toothache, back pain, arthritis, menstrual cramps, or minor injury Ibuprofen is a nonsteroidal anti-inflammatory drug (NSAID WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov.