| 摘要 |
<p>A sustained-release ointment for topical administration containing a biodegradable polymer, polyethylene glycol and a biologically active chemical which instantly solidifies when brought into contact with water; a process for producing the above sustained-release ointment which involves the step of heating the biodegradable polymer and polyethylene glycol to 70 to 120 °C and mixing and homogenizing in the liquid state; a kit for treating periodontal disease wherein the sustained-release ointment is enclosed in a syringe for the administration into a periodontal pocket; and a method of treating periodontal disease which comprises administering a therapeutically effective amount of the sustained-release ointment into a periodontal pocket.</p> |
