Thioredoxin reductase 10.5 is usually caused by liver damage or high blood sugar, and should be treated under the guidance of a doctor. If the patient suffers from liver diseases, such as alcoholic liver or viral hepatitis, it usually causes the patient to have symptoms such as loss of appetite or weakness, and in severe cases, it may cause jaundice, in which case the patient’s thioredoxin reductase will be high, and it is recommended that the patient can take glycyrrhizic acid preparations, glutathione and other medications under the guidance of a doctor for treatment. If the patient has severe sweating and weight loss, and severe dizziness and other symptoms, usually because of high blood sugar caused by high thioredoxin reductase, it is recommended that the patient can go to the hospital under the operation of the doctor for a fasting glucose test, to confirm the condition of the patient under the guidance of the doctor to take hypoglycemic drugs for treatment, such as glibenclamide, glimepiride and other hypoglycemic drugs. It is recommended that patients determine the condition, usually eat more vegetables and fruits, balanced diet, appropriate exercise, regular life, prohibit smoking and drinking.