Hypothyroidism is hypothyroidism, for the drug treatment of hypothyroidism, generally need to take medication for life, the specific how long it will take to restore the hormone to the normal level needs to be based on the effect of treatment varies. Hypothyroidism is a long-term chronic disease that generally requires lifelong thyroid hormone replacement therapy, such as lifelong treatment with levothyroxine sodium tablets under the direction of a doctor. The goal of the medication is to restore serum thyroid stimulating hormone and thyroid hormone levels to the normal range, and how long it takes to return to normal depends on the effectiveness of the treatment. Patients with hypothyroidism are advised to follow their doctor’s instructions.