24 studies examined ICS, 10 SABA, 3 LABA, 3 combined ICS + LABA, 3 Leukotriene Receptor Antagonists 2 oral beta agonists, 2 IV cromoglycates, 2 subcutaneous anti-IgE, 2 systemic corticosteroids, 1 IV Magnesium Sulphate, and 1 anticholinergic asthma medications. Here, IGHE is linked to asthma.