Asthma is a common chronic inflammatory of airways especially in childhood. Clinical manifestations include coughing, wheezing and sometimes dyspnea. Allergic rhinitis (AR) is a common nasal inflammatory disease in the world. Prevalence of AR is 10-40% in different regions of the world. Clinical manifestations of allergic rhinitis are sneezing, pruritus, congestion and rhino rhea. Etiologies of...