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dapsone

American

[dap-sohn] / ˈdæp soʊn /

noun

Pharmacology.

an antibacterial substance, C 12 H 12 N 2 O 2 S, used to treat leprosy and certain forms of dermatitis.

dapsone British

/ ˈdæpˌsəʊn /

noun

an antimicrobial drug used to treat leprosy and certain types of dermatitis. Formula: C 12 H 12 N 2 O 2 S

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of dapsone

1965–70; d(i)a(minodi)p(henyl) sulfone

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Most commonly, leprosy is treated with a combination of dapsone, rifampicin, and clofazimine.

From Forbes • Mar. 6, 2015

The antibiotic rifampin, a leading antituberculosis drug, has proved effective, healing leprous skin lesions four times as fast as dapsone.

From Time Magazine Archive

Since the 1940s, leprosy has been treated effectively with a sulfone drug called dapsone.

From Time Magazine Archive

The annual bill for dapsone is about $2.

From Time Magazine Archive

Recently, however, doctors have noticed an alarming increase in the number of cases resistant to dapsone.

From Time Magazine Archive

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023