Ice Boron San is used by taking a small amount of powder and blowing it on the affected area several times a day. Ice Boron San is a kind of Chinese patent medicine. It is composed of ice tablet, borax (calcined), cinnabar and xuanming powder. It is effective in clearing heat and removing toxins (removing heat and toxicity from the body), subduing swelling and relieving pain (eliminating swelling and pain), and is used for the redness and pain in the throat caused by heat and toxicity, redness, swelling and ulceration of the gums, and sores on the mouth and tongue. To use this medicine, take a small amount of powder each time and just blow on the affected area, which can be used several times a day. Its adverse reactions are not known. It is contraindicated for those who are allergic to this product. The drug should not be used by people with the above symptoms caused by the inflammation of deficiency fire. Pregnant and lactating women should not use. Avoid smoking, alcohol and spicy, greasy food during the period of administration. Cinnabar contained in this product has a small poison, so it should not be used in large doses for a long time to avoid causing accumulation of poisoning. Ice boron powder should be used under the guidance of a professional doctor to identify the evidence, not blindly self-medication, in order to avoid adverse consequences.