[Dissolution behavior and effect of food on bioavailability of theophylline sustained-release granules].
D000328:Adult; D001682:Biological Availability; D003692:Delayed-Action Preparations; D005502:Food; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007408:Intestinal Absorption; D008297:Male; D012995:Solubility; D013806:Theophylline / Q000378:metabolism*
D003692:Delayed-Action Preparations; D013806:Theophylline