noun, Pharmacology.
sulfa drug.

sulfonamide sul·fon·a·mide (sŭl-fŏn’ə-mīd’, -mĭd)

Any of a group of organic sulfur compounds that includes the sulfa drugs.

See sulfa drug.

(sŭl-fŏn’ə-mīd’, -mĭd)
Any of a group of organic sulfur compounds containing the radical SO2NH2. ◇ Certain sulfonamides known as sulfa drugs are used as antibiotics to treat bacterial infections.


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