The best liver protection drug depends on the specific liver problems and the physical condition of the patient. The following are some commonly used liver protection drugs:

1. acetone oxime: it can prevent and treat chronic hepatitis, liver cirrhosis and other diseases.

2. Sanofivir: an oral drug, which can treat chronic hepatitis C, is considered as an effective oral antiviral drug.

3. Amino acids: can promote liver regeneration and repair.

4. Acetylglutamine: It can enhance the metabolic function of liver cells and has detoxification effect. It is suitable for liver injury, hepatitis and alcoholic liver disease.

5. Glutathione: It can adsorb toxins and free radicals in the body and participate in the metabolic process of the liver.

It should be noted that drug treatment is not the only way to protect the liver, and we also need to prevent and improve liver diseases through good living habits. For example, controlling drinking, eating reasonably and increasing exercise.