The First Case Report of a Systemic Allergy to OnabotulinumtoxinA (Botox) in a Healthy Patient.

Rosenfield, Lorne King; Kardassakis, Dean George; Tsia, Kristen Anne; Stayner, Grace · Aesthet Surg J · 2014

case_report · Level V

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Abstract

To the authors' knowledge, this is the first report of an allergy to onabotulinumtoxinA. The 43-year-old woman experienced severe itching after injection of Botox and Juvéderm. Results of prick and patch testing confirmed a T-cell-mediated allergy to Botox. This case can aid in the evaluation of suspected allergies to Botox. 5.

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