ac·​et·​azol·​amide ˌa-sə-tə-ˈzō-lə-ˌmīd How to pronounce acetazolamide (audio) -ˈzä- How to pronounce acetazolamide (audio)
: a diuretic drug C4H6N4O3S2 used especially in the treatment of edema associated with congestive heart failure and of glaucoma and in the prevention and treatment of altitude sickness

Examples of acetazolamide in a Sentence

Recent Examples on the Web It is recommended only when acetazolamide is not effective or cannot be taken. Brian Strickland, Discover Magazine, 9 Mar. 2024 If started two days prior to going up to a high elevation, acetazolamide can prevent symptoms of acute illness by speeding up the acclimatization process. Brian Strickland, Discover Magazine, 9 Mar. 2024 You may be given acetazolamide (Diamox) to counteract tvhe increase in pressure. Amanda MacMillan, Health, 31 Aug. 2023 The most commonly prescribed medication for altitude sickness is Diamox, a name brand of the generic acetazolamide. Katie Hill, Outdoor Life, 14 June 2023 Other potential treatment options include the medication acetazolamide, which is used to treat glaucoma — a condition where the eyes experience an unhealthy increase in internal pressure. Doug Adler, Discover Magazine, 14 Apr. 2020 For instance, a medication called acetazolamide may be more effective than other types of migraine treatment in preventing attacks in people who have a CACNA1A-variant form of FHM5. Madeleine Streets, SELF, 13 June 2022 Pack a high-altitude travel kit: Bring Ibuprofen for headaches, acetazolamide (brand name: Diamox) to help speed up acclimatization, carbohydrates that are easy to digest (think gummy bears or energy bars), sun protection, and a water bottle. National Geographic, 5 Oct. 2019 The court said Saito tested positive for acetazolamide, a diuretic most commonly prescribed for glaucoma, during an out-of-competition test. Alex Johnson, NBC News, 13 Feb. 2018

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'acetazolamide.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


acet- + azole + amide

First Known Use

1954, in the meaning defined above

Time Traveler
The first known use of acetazolamide was in 1954

Dictionary Entries Near acetazolamide

Cite this Entry

“Acetazolamide.” Dictionary, Merriam-Webster, Accessed 24 Apr. 2024.

Medical Definition


ac·​et·​azol·​amide ˌas-ət-ə-ˈzōl-ə-ˌmīd How to pronounce acetazolamide (audio) -ˈzäl- How to pronounce acetazolamide (audio)
: a diuretic drug C4H6N4O3S2 used especially to treat glaucoma, control epileptic seizures, prevent or treat altitude sickness, and treat edema associated with congestive heart failure
Last Updated: - Updated example sentences
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