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 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, "A Game-changing New Hormonal Acne Drug Was Just Approved by the FDA," 27 Aug. 2020 Oftentimes, dapsone is used alongside other acne treatments. Jessica Cruel, SELF, "12 Acne Treatments That Really Work, According to Dermatologists," 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, "Chin Acne: How to Cure and Prevent It," 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, "Adult Acne: Why It Occurs and How to Get Rid of It," 16 Oct. 2017

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.

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First Known Use of dapsone

1952, in the meaning defined above

History and Etymology for dapsone

diamine + phenyl + sulfone

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Time Traveler for dapsone

Time Traveler

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 23 Jan. 2021.

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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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