Hypothyroidism is a disease of insufficient synthesis and secretion of thyroid hormones. There is not much difference between men and women in the treatment of hypothyroidism, which needs to be treated according to the causes of hypothyroidism, and generally requires levothyroxine sodium tablets for replacement therapy. 1. Primary hypothyroidism: autoimmune thyroiditis, such as Hashimoto’s thyroiditis, thyroidectomy, radioactive iodine treatment, can cause destruction of the thyroid gland, resulting in hypothyroidism, usually need to take levothyroxine sodium tablets for life. 2. Central hypothyroidism: due to the hypothalamus, pituitary gland lesions, such as pituitary tumors, pituitary surgery, resulting in the reduction of thyroid stimulating hormone, which leads to a decrease in the level of thyroid hormones and the emergence of hypothyroidism, at this time, you need to be treated for the primary disease, and then according to the condition of the application of levothyroxine sodium tablets. 3. Pharmacological hypothyroidism: If the drugs used to treat hyperthyroidism, such as methimazole and propylthiouracil, are overdosed, resulting in pharmacological hypothyroidism, it can be treated by stopping the drug or reducing the dose. If the patient has hypothyroidism, need to immediately seek medical attention, under the guidance of the doctor correct use of drugs, correct treatment regular treatment.