Blood dysentery belongs to the category of dysentery in Chinese medicine, suitable for blood dysentery of Chinese herbal medicine, white head of the Weng, amaranth, etc.. Bai Tou Weng has the effect of clearing heat and removing toxins (removing heat and toxins from the body), cooling blood and stopping dysentery (clearing heat and cooling the blood, eliminating dysentery, etc.), and is suitable for heat, damp-heat dysentery (dysentery caused by damp-heat evil), with symptoms such as pus and blood in the stool, urgency and heaviness (uncomfortable in the lower abdomen, wanting to relieve the stool very much, and feeling of incomplete bowel movement after defecation), and abdominal pain with blood in stool, etc. Adverse effects of this medicine are not known. The adverse effects of this drug is not clear, deficiency cold dysentery should not be taken. Amaranthus tinctorius can remove heat and toxins, cool the blood and stop bleeding (make the blood cool and moist, prevent bleeding), stop dysentery, can be used to treat fever dysentery, dysentery pus and blood (diarrhea, feces with pus and blood), acute and severe diseases. The adverse reactions and contraindications of Amaranth are not clear, and it should be used with caution for those who have a weak spleen and stomach (spleen and stomach weak and cold), and intestinal slippage and diarrhea. If you feel unwell, you should seek medical advice.