ibuprofen

American  

[ahy-byoo-proh-fuhn, ahy-byoo-proh-fen] / ˌaɪ bjuˈproʊ fən, aɪˈbju proʊˌfɛn /

noun

Pharmacology.

• ibuprofens
  plural

1. a white powder, C 13 H 18 O 2 , used especially in the treatment of rheumatoid arthritis and osteoarthritis as an anti-inflammatory, analgesic, and antipyretic.

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ibuprofen British  

/ aɪˈbjuːprəʊfən /

noun

1. a drug, isobutylphenylpropionic acid, that relieves pain and reduces inflammation: used to treat arthritis and muscular strains. Formula: C 13 H 18 O 2

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ibuprofen Scientific  

/ ī′byo̅o̅-prō′fən /

1. An anti-inflammatory drug used to reduce fever or pain.

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Other Word Forms

Noun Inflected Forms

• ibuprofens
  plural

Etymology

Origin of ibuprofen

First recorded in 1965–70; by contraction, rearrangement and respelling of isobutylphenyl propionic acid, the chemical name

Example Sentences

See Examples For:

ibuprofen ibuprofens

Steel, in the U.K., said he’s coming to this year’s race stocked with anti-inflammatories, ibuprofen and sunscreen to stay safe on the course.

From The Wall Street Journal ● Aug. 11, 2026

The other half were assigned to receive ibuprofen.

From Science Daily ● Aug. 6, 2026

It is considered the safest option for treating pain and fever in pregnant women, as other medications, including aspirin or ibuprofen, present proven risks to the fetus -- as do untreated fevers.

From Barron's ● Jul. 13, 2026

It is best to start taking ibuprofen the day before, or several days before, a period or pain is expected - before the body produces prostaglandins - says the charity Endometriosis UK.

From BBC ● Jun. 14, 2026

I reach for a bottle of ibuprofen and I shake some out.

From "Finding Junie Kim" by Ellen Oh

But having them there, alongside a few ibuprofens and whatever medication I was taking, felt like a literal lifeline during a difficult time.

From Slate ● Nov. 21, 2019

If they would have told me the price before I would have gotten a whole freaking bottle of ibuprofens for less than that. jeanne373 Thanks for your response. 

From Time ● Feb. 22, 2013

"There was a 100 percent compliance rate, and the whole pain-management protocol in the study was two ibuprofens for the two to three hours of discomfort that follow the placement of the device," Binagwaho says.

From Scientific American ● Mar. 16, 2011