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Keywords:

  • furazolidone;
  • allergic contact dermatitis;
  • patch test technique;
  • PEG-400as vehicle;
  • alcohol as vehicle;
  • alcohol as vehicle;
  • nitrofurans;
  • nitrofurazone;
  • nitrofuranntion;
  • sensitivity;
  • occupational;
  • agriculture;
  • animal feed additive;
  • veterinary medicament

A case of occupational contact allergy to furazolidone, used as an animal feed additive and as, antimicrobial drug in veterinary medicine, is, described. The patient did nut react to furazolidone 2% pet. Using PtG-400 and alcohol as, patch test vehicles resulted in positive patch lest reactions. No cross-reactions were observed to other nitrofuran derivatives (nitrofurazone, nitrofurantoin) or to furfural. The literature on contact allergy to nitrofurans is reviewed.