Release of a water-soluble drug from a wax matrix timed-release tablet.
D002118:Calcium; D003102:Colloids; D003692:Delayed-Action Preparations; D004058:Diffusion; D007700:Kinetics; D010665:Phenylpropanolamine; D011312:Pressure; D012995:Solubility; D013499:Surface Properties; D013607:Tablets; D013997:Time Factors; D014885:Waxes
D003102:Colloids; D003692:Delayed-Action Preparations; D013607:Tablets; D014885:Waxes; D010665:Phenylpropanolamine; D002118:Calcium