Sulfa Drug Definition

noun
Any of a group of synthetic organic compounds, derived chiefly from sulfanilamide, chemically similar to PABA and capable of inhibiting bacterial growth and activity by interfering with the metabolic processes in bacteria that require PABA.
American Heritage Medicine

Antibiotic drugs related to sulphonamide in chemical structure, tending to be bacteriostatic rather than bacteriocidal.

Wiktionary
Synonyms:
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Other Word Forms of Sulfa Drug

Noun

Singular:
sulfa drug
Plural:
sulfa-drugs

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sulfa drug