Allergic reactions to sulfites can occur in many forms. Sulfites in foods and medications can worsen asthma symptoms, result in hives and even cause life-threatening anaphylaxis.
sulfite /sul·fite/ (sul´fīt) any salt of sulfurous acid. sul·fite (s l f t) n. A salt or ester of sulfurous acid. sul·fit ic (-f t k) adj. Sulfite. A type of preservative that ...