| 摘要 |
PROBLEM TO BE SOLVED: To obtain the subject drug which can display antiallergic effect caused by inhibiting liberation of chemical mediator from mast cells and basophils by using a specific crude drug and a plant extract as an active ingredient. SOLUTION: This drug contains one or more kinds of crud drugs selected from Gambir, Zanthoxylum fruit, Clove bud, Rose fruit, Sanguisorba, Eriobotrya leaf, Chinchona and Saxifraga as active ingredients. This drug is additionally containable an extract of plant of the genus Betula Platyphylla and an extract of grape fruit as active ingredients. As solvents for extracting these crude drugs and plants, one or more kinds of solvents among water, ethanol, 1.3- butylene glycol, propylene glycol, glycerol and diglycerol are preferable. By this drug, the liberation of histamine, serotonin and leukotriene is inhibited and a variety of symptoms caused by allergic reaction are also suppressed. |
