"ibuprofen" in the noun sense
1. ibuprofen, isobutylphenyl propionic acid, Advil, Motrin, Nuprin
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"
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