. . "impede delivery of LAIV, vaccine should be postponed or substituted with TIV. In addition, LAIV should not be given to anyone younger than 2 years or older than 49 years; to persons with asthma, reactive airways disease, or other chronic disorders of the pulmonary or cardiovascular systems; to persons with other underlying medical conditions, such as diabetes mellitus, renal dysfunction, hemoglobi" . . .