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n. A white, odorless crystalline sulfonamide, C6H8N2SO2, used in the treatment of various bacterial infections.

n. Any of a class of amino substituted aromatic sulfonamides that are used as antifungal antibiotics; but especially the parent compound 4-aminobenzenesulfonamide

n. a white odorless crystalline sulfa drug; the parent compound of most of the sulfa drugs

"Antibiotics were first discovered in the early 1900's when a drug called sulfanilamide was found to protect people from fatal bacterial infections such as pneumococcus."

sulfonamide    sulpha    sulfa    sulfa drug   

sulpha    sulfa