After taking medication to injure the liver, you should stop taking the medication, monitor liver function, take liver-protecting medication, such as polyene phosphatidylcholine, reduced glutathione, etc., and perform artificial liver plasma replacement therapy if necessary, and consider liver transplantation in severe cases. Many drugs are metabolized by the liver, which may cause liver damage. For example, anti-tuberculosis drugs such as rifampicin and anti-thyroid drugs such as methimazole, the more common side effect is liver function damage. When liver function damage occurs on medication, the medication should be discontinued and other medications that treat the primary disease with less impact on liver function should be chosen. If necessary, use hepatoprotective drugs, such as polyene phosphatidylcholine, reduced glutathione, magnesium isoglycyrrhizinate, ursodeoxycholic acid, etc. Part of the liver function damage is serious, artificial liver plasma replacement therapy can be carried out, and liver transplantation can be considered for serious patients. Immediately after taking medicine to injure the liver, go to the hospital, under the guidance of the doctor.