Type III Allergy to Insulin Detemir Response to Darmon et al.

In their letter to the editor, Damon et al. (1) presented their observation of a local allergic reaction to insulin detemir. According to the patient’s clinical appearance, they classified it as a type III allergy. Another case of a severe injection site reaction to insulin detemir was recently reported by Blumer (2). The described reactions to insulin …