Kounis syndrome (KS). characterized by the simultaneous occurrence of acute coronary syndrome (ACS) and allergic reactions. can be triggered by a range of factors and drugs. We report on the case of a patient who arrived at our emergency department (ED) with symptoms of an allergic reaction after taking moxifloxacin and deflazacort orally. https://www.projecthumangame.com/product-category/dm2-shop/