The generic name of Eugenol is Levothyroxine Sodium Tablets, the common specifications of Levothyroxine Sodium Tablets are 50μg/tablet and 100μg/tablet, take 50μg/tablet as an example, the recommended dose of Levothyroxine Sodium Tablets used for the replacement therapy of hypothyroidism in adults is 0.5-1 tablet per day; the recommended dose of Levothyroxine Sodium Tablets used in the suppression therapy of thyroid cancer is 3-4 tablets per day, and the dosage needs to be clarified under the guidance of a doctor. There are generally no side effects when the product is taken correctly. Symptoms of hyperthyroidism, such as increased appetite, weight loss, fatigue, diarrhea, and rapid heartbeat, may occur in case of overdose. Note that it is contraindicated for those who are allergic to this product and its excipients, and patients with untreated thyrotoxicosis. The specific dosage of levothyroxine sodium tablets should be based on the condition, follow the doctor’s instructions to use the drug, do not change the dosage by yourself.