To clear heat and remove toxins (removing heat, toxins and evil qi from the body) to remove fire, you can use the formula Rhinoceros Horn Dihuang Tang and Huanglian Xieyu Tang. 1. Rhinoceros Jiao Di Huang Tang is composed of Di Huang, Paeoniae Alba, Rhinoceros Jiao and Dan Pi, which has the effect of clearing heat and removing toxins, dispersing blood stasis and cooling blood. It is mainly used in treating the symptoms of heat entering into the blood (the deepest stage or disease position among the four periods of warm disease, namely, Wei Qi and Ying Blood), which is characterized by purple and black spots, fever and delirium, epistaxis, vomiting blood, urinating blood, defecating blood, deep dark-red tongue with thorns, and number of pulses, etc. Contraindications and adverse effects of this formula are not yet clear, but it should not be used by people with spleen deficiency with loose stools (thinning of feces without shape). 2. Huanglian Detoxification Tang is composed of Huanglian, Scutellaria baicalensis, cypress, gardenia, and has the efficacy of clearing heat and diarrhea (removing heat and fire from the body) to detoxify the toxin. It is mainly used for San Jiao fire-heat syndrome, which is characterized by great heat and thirst, dry mouth and throat, sleeplessness, fever and spotting, vomiting of blood in heat illness, heat and discharging of blood, etc. When used, it should be noted that the medicine is bitter, cold and bitter, and it has the effect of clearing heat and detoxification. It should be noted that the medicine is bitter and cold, and should not be taken for a long time, and should not be used by people who are not suffering from fire. If you are not feeling well, please go to the hospital for treatment under the guidance of a professional doctor.