Carp scales are useful in treating conditions such as vomiting blood, disintegration (excessive menstrual flow or dribbling), and subluxation of the belt, as well as for postpartum stagnation and abdominal pain and hemorrhoidal fistulae. Carp scales are the scales of carp, family Carpidae, sweet, salty, cold in nature, into the liver, spleen meridian. Carp scale is a kind of traditional Chinese medicine, has the effect of dispersing blood and stopping bleeding. It is used as a main treatment for blood stasis, epistaxis, postpartum stagnation, abdominal pain and other conditions. The adverse reactions and contraindications of Carp Scale are not clear for the time being, the precaution is to avoid spicy and stimulating food during the use of Carp Scale. If you need to use the drug carp scales, you should use the drug under the guidance of a physician to identify the evidence, do not buy your own medicine to use, so as to avoid delaying the condition of the drug is not the right evidence.