| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an injection vessel that is enough flexible to allow a finger to extrude medicine inside it in using it, dissolves in water in a relatively short time even when it is dumped as it is after using it, and is decomposed to innoxious materials, though a conventional extrusion injection ointment vessel of once full use used for a medicine for hemorrhoid or enema employs polyethylene, polyvinyl chloride, or aluminum laminate, and is treated as an incombustible matter after use. <P>SOLUTION: In the extrusion injection ointment vessel, a water-soluble vinyl alcohol based copolymer containing oxy-alkylene group is used as the material, and the moisture content is adjusted at 2 to 25 wt.%. <P>COPYRIGHT: (C)2003,JPO |
