Medicine for preventing and treating urticaria and preparation method thereof

The invention discloses a medicine for preventing and treating urticaria, and relates to the technical field of medical products, and the key point of the technical scheme is that the components of the medicine comprise medicinal materials and pharmaceutic adjuvants; the medicinal materials comprise angelica sinensis, radix rehmanniae, radix paeoniae rubra, ligusticum wallichii, astragalus membranaceus, polygonum multiflorum, safflower carthamus, cortex dictamni, schizonepeta, divaricate saposhnikovia root and raw liquorice; the pharmaceutical preparation comprises a decocted extract, a hard capsule, an ointment, a tablet, a granule, a pill, an oral liquid, syrup, powder, a pellet, a suspension, a solution, an injection, a freeze-dried powder injection, an injection, a suppository, a plaster, a cream, a spray and a patch. The preparation method of the medicinal preparation comprises the following steps: weighing the medicinal materials according to the prescription dosage, and crushing the medicinal materials