sulfa drug

noun

, Pharmacology.

1. any of a group of drugs closely related in chemical structure to sulfanilamide, having a bacteriostatic rather than a bacteriocidal effect: used in the treatment of various wounds, burns, and infections.

sulfa drug

/ ˈsʌlfə /

noun

1. any of a group of sulfonamide compounds that inhibit the activity of bacteria and are used in medicine to treat bacterial infections

sulfa drug

/ sŭl′fə /

1. See under sulfonamide

Word History and Origins

Origin of sulfa drug¹

First recorded in 1935–40

Example Sentences

In Buffalo, New York, a different AI tool misheard Dr. Lauren Bruckner when she told a teenage cancer patient it was a good thing she didn’t have an allergy to sulfa drugs.

From Seattle Times

Through trial and error, the team had discovered that penicillin was much more effective and safer in fighting bacteria in animals than sulfa drugs, which were the treatment for infections at the time.

From Washington Post

This is also true of multiple oral antibiotics in the class known as sulfa drugs.

From Scientific American

The drugs ranged from broad-spectrum penicillins, which increased the risk by 27 percent, to sulfa drugs, which were associated with more than double the risk.

From New York Times

Macrolides are not heavily used in Africa, where W.H.O. guidelines still recommend penicillins and even older sulfa drugs because they are cheap and effective.

From New York Times

Related Words

• penicillin