Reversion to a negative skin test is a good marker of successful treatment d. Extensive local reaction, pain, swelling, and hives usually do not require immunotherapy. Epipen kits 5. Bracelets to identify individual as reactors to stings. Unlike stings, bites from insects such as mosquitoes, cause only localized swelling and pruritis.
Anaphylactic reactions are very unusual.
NEJM August 25, 1994.