After a penicillin injection a patient rapidly develops respiratory distress, vomiting and hives. This reaction is primarily mediated by:

After a penicillin injection a patient rapidly develops respiratory distress, vomiting and hives. This reaction is primarily mediated by:

After a penicillin injection a patient rapidly develops respiratory distress, vomiting and hives. This reaction is primarily mediated by:










a. IgG
b. IgA
c. IgM
d. IgE
















Answer: D