dextrothyroxine

例句：

1. 1.This medication is used to treat thyroid disorders, including hyperthyroidism and hypothyroidism.
   这种药物用于治疗甲状腺疾病，包括甲亢和甲减。
2. 2.The patient was given a high dose of dextrothyroxine to quickly reverse the effects of the medication.
   患者被给予高剂量的左旋甲状腺素以迅速逆转药物的影响。
3. 3. Dextrothyroxine is often prescribed for patients with Graves' disease, which causes excessively active thyroid glands.
   左旋甲状腺素常用于患有格雷夫斯病的患者，该病会导致过度活跃的甲状腺腺体。