| 摘要 |
<p>The present invention provides compositions for extended release of one or more active ingredients, comprising a lipid-saturated matrix formed from a non-biodegradable polymer or a block- co-polymers comprising a non-biodegradable polymer and a biodegradable polymer. The present invention also provides methods of producing the matrix compositions and methods for using the matrix compositions to provide controlled release of an active ingredient in the body of a subject in need thereof.</p> |
