
Health Dictionary
Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
Sulfisoxazole
Introduction
Overview
Overview
Sulfafurazole (INN, also known as sulfisoxazole) is a sulfonamide antibacterial with an oxazole substituent. It has antibiotic activity against a wide range of Gram-negative and Gram-positive organisms. It is sometimes given in combination with erythromycin (see erythromycin/Sulfafurazole) or phenazopyridine. It is used locally in a 4% solution or ointment.
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

