dap·​sone | \ ˈdap-ˌsōn How to pronounce dapsone (audio) \

Definition of dapsone

: an antimicrobial agent C12H12N2O2S used especially to treat leprosy and a chronic form of dermatitis

Examples of dapsone in a Sentence

Recent Examples on the Web One option your dermatologist might prescribe for acne is dapsone gel, such as the brand-name version Aczone. Sarah Jacoby, SELF, 27 Dec. 2021 Oftentimes dapsone is used alongside other acne treatments. Sarah Jacoby, SELF, 27 Dec. 2021 If dapsone doesn't help much, then patients might also use a topical hydrocortisone or lidocaine cream for relief, Dr. Burkhart says. Jessica Migala, Health.com, 7 June 2021 Sometimes, dapsone may need to be taken for one or two years, according to Dr. Alesci. Jessica Migala, Health.com, 7 June 2021 The acne medications currently on the market rely on antibiotics, benzoyl peroxide, salicylic acid, azelaic acid, dapsone, and vitamin A derivatives known as retinoids to quell acne. Jenna Rosenstein, Harper's BAZAAR, 27 Aug. 2020 Oftentimes, dapsone is used alongside other acne treatments. Jessica Cruel, SELF, 8 Aug. 2019 In terms of topicals, you may be instructed to use benzoyl peroxide (at an Rx strength), topical antibiotics, topical retinoids (like Tazorac, or Retin-A), or topical dapsone, like Aczone. Karina Hoshikawa, Teen Vogue, 1 June 2018 For a more targeted acne treatment, Zeichner suggests topical dapsone, found in Aczone, a treatment for both hormonal and nonhormonal acne that's gentle enough for those with irritation-prone skin. Lauren Hubbard, Allure, 16 Oct. 2017 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'dapsone.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of dapsone

1952, in the meaning defined above

History and Etymology for dapsone

diamine + phenyl + sulfone

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The first known use of dapsone was in 1952

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Cite this Entry

“Dapsone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dapsone. Accessed 25 May. 2022.

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More Definitions for dapsone


dap·​sone | \ ˈdap-ˌsōn How to pronounce dapsone (audio) , -ˌzōn How to pronounce dapsone (audio) \

Medical Definition of dapsone

: an antimicrobial agent C12H12N2O2S taken orally to treat leprosy and dermatitis herpetiformis and topically to treat acne vulgaris

Note: Dapsone is marketed under the trademark Aczone.

called also diaminodiphenyl sulfone

More from Merriam-Webster on dapsone

Britannica.com: Encyclopedia article about dapsone


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