a nonsteroidal anti-inflammatory and analgesic medicine (trade names Advil and Motrin and Nuprin) used to relieve the pain of arthritis and as an antipyretic
"daily use of ibuprofen can irritate the stomach"
A synthetic compound used widely as an analgesic and anti-inflammatory drug.
"After my knee swelling got worse from running, I took a tablet of ibuprofen to help reduce the pain and inflammation."