Moneywort can drain gallstones. Moneywort Chinese medicine name. It is sweet, salty and slightly cold in nature, and belongs to the liver, gallbladder, kidney and bladder meridians. It is effective in clearing dampness and heat, in addition to clearing gonorrhea and reducing swelling. It is used to treat heat drench, sand drench, astringent and painful urination, jaundice and urinary redness, carbuncle and furuncle, poisonous snake bite, liver and gallstone, urinary tract stone, which shows that Qian Cao can drain gallstones. The adverse reaction of Qian Cao is not clear. It has a synergistic effect with gardenia to promote bile secretion. Avoid eating alkaline food, so as not to alkalize the urine and reduce the effect of stone removal. Avoid eating fat, sweet, thick and greasy and spicy stimulating things. Patients with hemorrhagic disease should not take a large number of long-term. Contraindicated for pregnant women. If there is a need for medication, it is necessary to use under the guidance of a doctor to identify the evidence, and should not be used blindly, so as not to cause adverse consequences.