Thymopentapeptide for liver cancer (i.e. refers to injectable thymopentapeptide) has certain therapeutic effect, but only as an auxiliary treatment, the specific therapeutic effect varies from person to person. Injectable thymic pentapeptide is a kind of immune two-way regulating drug, which can regulate and enhance the role of human cellular immune function, and is suitable for the treatment of various primary or secondary T-cell defective diseases, certain autoimmune diseases, and various cellular immune dysfunctions), patients with chronic hepatitis B over the age of 18 years and the adjuvant treatment of tumors. The drug has certain auxiliary therapeutic effect on liver cancer, and the specific efficacy varies from person to person. And patients with liver cancer should go to the hospital in time and choose suitable treatment such as surgery, radiotherapy and chemotherapy according to their own conditions. Contraindications of thymopentin for injection include those who have allergic reaction to this product or those who need immunosuppression at the early stage of organ transplantation, and it is used with caution in patients under 18 years old. Adverse reactions such as fever, dizziness, chest tightness, weakness, nausea, pain and hardness at the injection site, drowsiness, etc. can be seen during the use of the drug. Specific use of the drug should be under the guidance of a specialist, not unauthorized use of the drug.