Medical Word - Insulin allergy
Ans : When a person's body has an allergic or bad reaction to taking insulin made from pork or beef or from bacteria, or because the insulin is not exactly the same as human insulin or because it has impurities. The allergy can be of two forms:
Local Allergy: An area of skin becomes red and itchy around the place where the insulin is injected.
Systemic allergy: In another form, a person's whole body can have a bad reaction.