the influence of age on the disposition of theophylline was studied in 95 adult patients ( nonsmokers ) with bronchial asthma requiring oral theophylline therapy : 17 patients age less than or equal to 39 years , 50 patients age 40-59 years , and 28 patients greater than or equal to 60 years .
C0004096
bronchial asthma
C0039771
theophylline