sulfa drug
noun
: any of various synthetic organic bacteria-inhibiting drugs that are sulfonamides derived especially from sulfanilamide
Examples of sulfa drug in a Sentence
Recent Examples on the Web
Skin rashes and allergies can be a usual side effect of sulfa drugs.
—
Femi Aremu, Verywell Health, 4 Apr. 2025
Indeed, common hospital bacteria--including the staphylococci and the enterococci--have learned to laugh at a long list of once-reliable later-generation antibiotics, including methicillin, erythromycin, tetracycline, streptomycin, and the sulfa drugs.
—Mark Caldwell, Discover Magazine, 11 Nov. 2019
The most common medications people experience allergies to include penicillin, antibiotics, sulfa drugs, anticonvulsants, and aspirin, ibuprofen and other nonsteroidal anti-inflammatory drugs, according to the American College of Allergy, Asthma,and Immunology.
—Lisa Mulcahy, Men's Health, 29 Aug. 2023
This is also true of multiple oral antibiotics in the class known as sulfa drugs.
—Claudia Wallis, Scientific American, 1 Jan. 2020
Cons: Can be tough to insert; not for those allergic to sulfa drugs or polyurethane.
—The Editors, Marie Claire, 14 June 2019
The strongest connection between antibiotics and kidney stones was found in the category called sulfa drugs, which includes Bactrim.
—Tom Avril, Philly.com, 10 May 2018
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.
—Nicholas Bakalar, New York Times, 10 May 2018
Patients who had taken sulfa drugs were more than twice as likely to develop kidney stones three to 12 months afterward than people who had not taken the medicines, the researchers found.
—Tom Avril, Philly.com, 10 May 2018
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Femi Aremu, Verywell Health, 4 Apr. 2025
Indeed, common hospital bacteria--including the staphylococci and the enterococci--have learned to laugh at a long list of once-reliable later-generation antibiotics, including methicillin, erythromycin, tetracycline, streptomycin, and the sulfa drugs.
—Mark Caldwell, Discover Magazine, 11 Nov. 2019
The most common medications people experience allergies to include penicillin, antibiotics, sulfa drugs, anticonvulsants, and aspirin, ibuprofen and other nonsteroidal anti-inflammatory drugs, according to the American College of Allergy, Asthma,and Immunology.
—Lisa Mulcahy, Men's Health, 29 Aug. 2023
This is also true of multiple oral antibiotics in the class known as sulfa drugs.
—Claudia Wallis, Scientific American, 1 Jan. 2020
Cons: Can be tough to insert; not for those allergic to sulfa drugs or polyurethane.
—The Editors, Marie Claire, 14 June 2019
The strongest connection between antibiotics and kidney stones was found in the category called sulfa drugs, which includes Bactrim.
—Tom Avril, Philly.com, 10 May 2018
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.
—Nicholas Bakalar, New York Times, 10 May 2018
Patients who had taken sulfa drugs were more than twice as likely to develop kidney stones three to 12 months afterward than people who had not taken the medicines, the researchers found.
—Tom Avril, Philly.com, 10 May 2018
Cite this Entry
“Sulfa drug.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sulfa%20drug. Accessed 19 Jul. 2025.
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