CXCL8 and coronary artery disorder: Due to the introduction regarding the roles of cytokines, the main aim of this study was to evaluate the serum levels of IL-6, IL-8, TGF-β and TNF-α in the patients with hypertension and CAD in comparison to individuals without hypertension and CAD who were under treatment with Aspirin, Clopidogrel, Atorvastatin, Metoprolol, Nitrates, Losartan, Captopril and Carvedilol.