title: Sustained-release theophyllines.
mesh_terms: D001682:Biological Availability; D003692:Delayed-Action Preparations; D004347:Drug Interactions; D006801:Humans; D007700:Kinetics; D013806:Theophylline / Q000009:adverse effects* / Q000378:metabolism
chemical_list: D003692:Delayed-Action Preparations; D013806:Theophylline