| 摘要 |
PROBLEM TO BE SOLVED: To provide a preparation achieving sufficient effects by a low drug level when a local anesthetic is utilized as a gargle, that is, the gargle containing the local anesthetic exhibiting good absorption efficiency through oral mucous membrane, and high absorption rate. SOLUTION: The preparation has the effects of the local anesthetic improved by regulating the pH of the preparation of the gargle containing the local anesthetic. COPYRIGHT: (C)2005,JPO&NCIPI
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