Calcined Pumice should be Calcined Sea Pumice, which is effective in clearing lung fire, resolving phlegm, softening hardness, and clearing gonorrhea. It is used in the treatment of phlegm-heat, asthma, old phlegm, tumor, scrofula, gonorrhea, hernia, sores, cataracts, etc. It is salty in taste, cold in nature and non-toxic. Calcined Hai Fu Shi is salty in taste, cold in nature and non-toxic. It belongs to lung, kidney, liver and large intestine meridians. It is the block of igneous rock pumice or the skeleton of cytotoxic animals such as spinal moss worm and tumor moss worm. It has the effects of clearing fire from the lung, resolving phlegm, softening hardness and clearing gonorrhea. Calcined Hai Fu Shi is used for phlegm-heat asthma and coughing, old phlegm accumulation, scrofula, gonorrhea (urinary tract infection), hernia, sores and swellings, cataracts (cataracts) and other diseases. Adverse effects and contraindications of Calcined Hai Fu Shi are not clear. It should be noted that it is forbidden to be taken by patients with deficiency-cold cough. If there is a need for medication, it should be used under the guidance of a doctor, and should not be used blindly, so as not to cause adverse effects.