Allergy to this drug is rare and can occur as a skin rash, itching around the injection site, rhinitis, and in severe cases in the form of Quincke&#39;s edema and anaphylactic shock. Determination of specific immunoglobulin E to this allergen in an increased amount indicates the presence of sensibilization of the organism to this allergen. The study is conducted only on the 1 st type of allergic reactions. A negative test result can not give a guarantee in the absence of an allergic reaction of another type.<ul><li>Blood is drawn from a vein.&nbsp;</li><li>Avoid Smoking for an hour before testing.</li></ul><ul><li>We recommend avoiding physical activity prior to your examination.</li></ul>