Liver toxicity is a problematic expression, which is a common folk term, referring to abnormal liver function, which can appear as follows: 1, jaundice: a more typical symptom of impaired liver function is jaundice, with patients experiencing yellow eyes, yellow urine, yellow skin sclera and other symptoms. Jaundice can be treated with drugs such as jaundice intranasal granules and reduced glutathione; 2, liver disease face: liver cirrhosis, hepatitis, liver cancer in serious condition, the patient’s face and other exposed parts of the skin pigmentation, dark yellow, dull, that is, liver disease face; 3, bleeding and anemia: the liver has the function of producing coagulation factors, liver damage, coagulation factor synthesis is affected, the patient can appear nasal, gum bleeding Patients may have symptoms such as bleeding from nose, gums, petechiae on skin mucous membrane, bleeding from digestive tract, severe anemia, dizziness, weakness, etc. A small amount of bleeding can be controlled by oral vitamin K1, hemostatic minerals, etc. In case of heavy bleeding, patients must be sent to hospital immediately for blood transfusion; 4. symptoms. It is recommended to go to the hospital in time to clarify the cause, symptomatic management, active treatment of primary liver disease, control the progress of the disease; 5, endocrine disorders: the liver is involved in the inactivation of hormones. Sex hormone imbalance, such as increased estrogen and decreased androgen, can occur when liver function is damaged for a long time. Male patients often have loss of libido, testicular atrophy, hair loss and breast development. Women have symptoms such as menstrual disorders, amenorrhea and infertility, which are regulated by the application of exogenous hormones. In addition, fatigue, unexplained itching, muscle and joint pain may also be associated with liver systemic lesions, and patients with impaired liver function may experience similar symptoms.