Popis: |
Up to this point in our discussions, we have looked at drug delivery systems at the mercy of their respective environments. In Chap. 2, we focused on the advantages of bulk and surface erosion. In Chap. 3, we addressed the control over fabricated shape in the form of a thin film with the effects and applications in delivery of drug dosage forms. These approaches largely focus on the viewpoint that the drug is housed in a system that is steadily or immediately affected by its external environment. |