IGHE and Allergy: Clinical studies have proved that lung (CO14) and wind stream (SF1,2i) can relieve congestion and runny nose, adrenal gland (TG2p) can resist inflammation and allergy, and its mechanism of action may be to regulate the imbalance of Th1/Th2 cells by inhibiting the differentiation of Th cells to Th2, thereby reducing the synthesis of IgE and inhibiting the occurrence of allergic reactions.[26] Although EAP has been widely used in the treatment of allergic rhinitis in China, there is still a lack of strict clinical studies to verify its curative effect.