title: Dissolution studies of some regular and sustained-release dyphylline dosage forms.
mesh_terms: D002214:Capsules / Q000032:analysis; D003692:Delayed-Action Preparations; D004400:Dyphylline / Q000032:analysis*; D012995:Solubility; D013607:Tablets / Q000032:analysis; D013806:Theophylline / Q000031:analogs & derivatives*
chemical_list: D002214:Capsules; D003692:Delayed-Action Preparations; D013607:Tablets; D004400:Dyphylline; D013806:Theophylline