sulfa

[suhl-fuh] Pharmacology.
adjective
1.
related chemically to sulfanilamide.
2.
pertaining to, consisting of, or involving a sulfa drug or drugs.
noun

Origin:
1935–40; short for sulfanilamide

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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Etymonline
Word Origin & History

sulfa
1942, short for the group of drugs derived from sulfanilamide. (The usual British spelling is sulpha.)
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

sulfa sul·fa (sŭl'fə)
adj.
Of, relating to, or containing sulfanilamide or any sulfa drug.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences
It should not be used in patients whose infections occur after dental work, or in people who are allergic to sulfa drugs.
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