Confusion with Sulfa, Sulfite and Sulfate Allergies

There is much confusion regarding allergy to sulfa-containing drugs, sulfite as a preservative agent in foods and medications, sulfate salts of medications and the chemical element sulfur. Many of my patients assume that if they are allergic to one of these agents, then they are allergic to all of them. This is not necessarily true.

Learn more:

• Confusion Regarding Sulfa and Sulfite Allergies
• All About Sulfa Drug Allergy
• Sulfite Food and Drug Allergy