Anaphylaxis after zoster vaccine: Implicating alpha-gal allergy as a possible mechanism

J Allergy Clin Immunol. 2017 May;139(5):1710-1713.e2. doi: 10.1016/j.jaci.2016.10.037. Epub 2016 Dec 14.

Abstract

A patient with alpha-gal allergy presented with anaphylaxis after receiving zoster vaccine. Subsequent testing of selected vaccines revealed the presence of alpha-gal allergen in MMR and zoster vaccines, which have in common a higher content of gelatin and content of bovine calf serum.

Publication types

  • Case Reports
  • Letter
  • Research Support, N.I.H., Extramural
  • Research Support, Non-U.S. Gov't

MeSH terms

  • Allergens / immunology*
  • Anaphylaxis / diagnosis*
  • Anaphylaxis / etiology
  • Drug-Related Side Effects and Adverse Reactions / diagnosis*
  • Emergency Medical Services
  • Epinephrine / administration & dosage
  • Excipients / adverse effects*
  • Female
  • Galactose / analogs & derivatives
  • Galactose / immunology*
  • Gelatin / immunology
  • Herpes Zoster Vaccine / adverse effects*
  • Herpes Zoster Vaccine / immunology
  • Humans
  • Hypersensitivity / complications
  • Hypersensitivity / diagnosis*
  • Immunity, Heterologous
  • Immunoglobulin E / blood
  • Middle Aged

Substances

  • Allergens
  • Excipients
  • Herpes Zoster Vaccine
  • Immunoglobulin E
  • Gelatin
  • Galactose
  • Epinephrine