The generic name of Eugenol is Levothyroxine Sodium Tablets, which is commonly used to supplement thyroid hormones in patients with hypothyroidism. After taking Levothyroxine Sodium Tablets, high thyroid hormones should be consulted with a medical professional, the dosage of Levothyroxine Sodium Tablets should be adjusted, and thyroid hormone levels should be re-checked after appropriate dose reduction. Oral levothyroxine sodium tablets are used for the treatment of various causes of hypothyroidism, the goal is to make the patient’s serum TSH and thyroid hormone levels remain in the normal range, usually need to be lifelong medication, regular testing of thyroid hormone levels. In addition to reviewing thyroid hormone levels, consideration should be given to whether there is a change in the condition of the primary disease causing hypothyroidism. Common causes of hypothyroidism include Hashimoto’s thyroiditis and post-surgical hypothyroidism. Post-surgical hypothyroidism can gradually recover part of its function due to the compensation of the residual thyroid tissue after surgery, resulting in elevated thyroid hormone levels, which can be improved by ultrasound examination of the thyroid gland and rechecking of thyroid function. Regardless of the cause, the patient should consult a doctor immediately and adjust the dosage of medication after complete examination, and should not take medication on his own.