The IgE allergy test for horseflies is conducted to identify allergenicity to bites from the horsefly. The allergen responsible for triggering allergic reactions is Tab y. Clinical manifestations include urticaria, angioedema, and a range of respiratory and cardiovascular symptoms. Healthcare professionals use this test to diagnose sensitivity, establish allergic status, and guide allergen-specific immunotherapy.

Important note: Minimum volume is 1 mL and 0.5 mL for every additional allergen.