The generic name of Eugenol is Levothyroxine Sodium. Hypothyroidism swelling to take levothyroxine sodium, generally oral medication 1 to 2 months after the swelling can be basically reduced, but also some patients may need a longer period of time to reduce the swelling, the length of time to reduce the swelling is based on the degree of each person’s hypothyroidism and there are differences in the degree of hypothyroidism. Hypothyroidism is known as hypothyroidism, the disease can be treated with hormone replacement therapy, and levothyroxine sodium, equivalent to exogenous supplementation of thyroxine to achieve therapeutic effects, with the improvement of the condition, due to the hypothyroidism caused by mucous oedema will also be improved, the general oral medication for 1 to 2 months after the oedema will be able to basically subside. However, for some patients with a long duration of illness and severe hypothyroidism, it may take longer for the mucous edema to subside. Adverse reactions to levothyroxine sodium are rare and commonly include tachycardia, palpitations and arrhythmia; it is contraindicated in patients who are highly sensitive to levothyroxine sodium and its excipients, untreated adrenal insufficiency, pituitary insufficiency and thyrotoxicosis. If hypothyroidism is diagnosed, follow the doctor’s instructions for treatment.