| 摘要 |
<p>Oral drug delivery systems are provided formed of compositions which include one or more hydrocolloids solids, such as gelatin, pectin, and sodium carboxymethyl cellulose, and preferably mixtures thereof, which solids contain less than about 5% by weight moisture and preferably comprise less than about 50% by weight of the total formulation; and an ointment base such as mineral oil containing dispersed polyethylene (Plastibase). Such oral drug delivery compositions may be used to deliver to the oral mucosa active ingredients such as steroids, anti-fungal agents, anti-bacterial agents and the like and do not harden even upon prolonged storage or upon filling into containers.</p> |
