| 摘要 |
<p>The invention relates to a film-type therapeutic system (1) comprising at least two interconnected layers, for the transmucosal administration of active ingredients. Said system comprises a layer (2) which is mucoadhesive in an aqueous environment, and a single-layer or multi-layer rear layer (3). At least one of said layers contains active ingredients, and the cited mucoadhesive layer (2) is capable of swelling in aqueous media, but is insoluble or only slightly soluble.</p> |
