Pregnancy may be complicated by new-onset or preexisting asthma and allergic rhinitis. This article reviews the recognition and management of asthma and allergic rhinitis during pregnancy, paying close attention to the general principles of allergy and use of asthma medication during pregnancy. Both allergic rhinitis and asthma can adversely affect both maternal quality of life and, in the case of maternal asthma, perinatal outcomes. Optimal management is thus important for both mother and baby. This article reviews the safety of asthma and allergy medications commonly used during pregnancy.

Key words: Pregnancy. Asthma. Treatment. Inhaled corticosteroids. Bronchodilators. ß-agonists. Leukotriene modifiers. Oral corticosteroids.