The truth about Sublingual ImmunotherapyTime and again, I am asked by my patients if sublingual or under-the tongue” allergy drops” are an option for their allergy and asthma treatment. Allergen immunotherapy has been a long term relief option for patients who have severe symptoms, when medications fail OR when patients do not like dependence on medications and are looking for a “natural” cure. There are several ways to administer immunotherapy. Subcutaneous allergen immu...