Thyroid hormone medication generally refers to levothyroxine sodium tablets. Levothyroxine sodium tablets need to increase or decrease the dose should be based on the patient’s thyroid hormone level to determine, if the hormone level is low, you may need to increase or maintain the original dose, the hormone level is high, you may need to reduce the dose, the specific dosage is recommended to consult a doctor. Levothyroxine Sodium Tablet is a thyroid hormone drug, which can be used for the treatment of congenital hypothyroidism as well as long-term replacement therapy for hypothyroidism caused by various reasons. Adverse reactions such as palpitations, hand tremors and weight loss may occur after taking the drug. Patients treated with Levothyroxine Sodium Tablet should have their thyroid function checked regularly. If the level of thyroid hormone is low after taking the drug, it indicates that there is insufficient thyroid hormone in the serum, and it is necessary to consider increasing the dosage or maintaining the original dosage; if the level of thyroid hormone after taking the drug is high or even higher than normal, it suggests that the dosage of the drug is too large, and it is necessary to consider reducing the dosage of the drug. Patients who need to take levothyroxine sodium tablets should be used under the guidance of a doctor, and should not blindly adjust the dose.