Tag: non-antibiotic sulfonamides

5 Feb 2026

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Sulfa Drug Allergies: Clarifying Cross-Reactivity with Other Medications

Many people think a 'sulfa allergy' means avoiding all sulfur-containing medications, but this is a common misconception. This article explains which drugs truly cross-react and which are safe, based on current medical research. Proper allergy documentation can prevent unnecessary restrictions and improve treatment options.