The generic name of Eugenol is Levothyroxine Sodium Tablets. Levothyroxine Sodium Tablet is an inhibitory treatment for thyroid cancer after surgery to prevent recurrence, but cannot make cancer cells apoptosis. Levothyroxine sodium tablets, the main ingredient of which is levothyroxine sodium, is a kind of thyroid hormone drug, which is mostly used in long-term replacement therapy for hypothyroidism in clinic, and also used for inhibitory treatment after thyroid cancer surgery, but levothyroxine sodium tablets can not make cancer cells apoptosis. Some patients using the drug may experience angina pectoris, arrhythmia, diarrhea, insomnia and other adverse reactions, in addition, heart failure, myocardial infarction, myocarditis, as well as patients allergic to this drug is prohibited. Levothyroxine sodium tablets need to be used under the supervision of a doctor.