Hyperthyroidism leading to rapid heart rate can be treated with general treatment, medication, surgery, etc. After hyperthyroidism is controlled, the heart rate can usually be improved. 1. General treatment: patients are advised to take proper rest, supplement enough calories and nutrition, and limit the intake of iodized salt. 2. Medication: There are some differences between individuals, and the following medications are recommended to be used under doctor’s supervision. Antithyroid drugs can reduce the metabolic damage caused by thyroid hormones, common drugs include methimazole and propylthiouracil. β-blockers can slow down the ventricular rate, common drugs include propranolol and metoprolol. 3. Surgery: Surgery is also available for patients with hyperthyroidism who have indications for surgery. It is recommended that patients with hyperthyroidism go to the hospital in time for treatment of the rapid heart rate.