Side effects of Wasso Tablets, or Cediriodine Container Tablets, include allergic reactions and staining of the tongue, and its contraindications are not known. Cediriodine Tablet is a western medicine mainly used for the treatment of chronic pharyngitis, chronic gingivitis, periodontitis and mouth ulcers. Side effects of Cediriodine Tablets include occasional allergic reactions such as rash and itchy skin, as well as staining of the tongue if taken for a long period of time, but these symptoms can disappear on their own after stopping the drug. The contraindications of cediriodine tablets are not clear, pregnant women and lactating women should be cautious, thyroid disease should be cautious, allergy is prohibited, allergic people should be cautious, the product is prohibited when the properties of the product change, need to be under the guidance of a physician to take this drug.