Medicine for treating chronic urticaria

The invention discloses a medicine for treating chronic urticaria. The medicine is composed of active ingredients and auxiliary components acceptable in medicine, wherein the active ingredients are prepared from the following raw medicinal materials in percentage by weight: 7%-9% of astragalus membranaceus, 4%-5% of white atractylodes rhizome, 11%-13% of poria cocos, 5%-7% of zaocys dhumnade, 1%-3% of centipede, 1%-2% of scorpio, 1%-2% of ground beeltle, 4%-6% of dried rehamnnia root, 4%-6% of ephedra, 4%-6% of radix scrophulariae, 4%-6% of gypsum, 15%-17% of calcined keel, 4%-6% of radix sophorae flavescentis, 4%-6% of fructus kochiae, 4%-6% of the root bark of shaggy-fruited dittany, 4%-6% of the root of red-rooted salvia, and 7%-9% of lalang grass rhizome. The medicine can be in oral preparations such as granules, capsules or tablets, and through clinical verification, the medicine has the advantages of being rapid in improving the symptoms and low in recurrence rate.