The patient always has sputum and cough after thyroidectomy mainly considered to be related to the patient’s anesthesia intubation during the surgery. Anesthesia intubation tends to cause congestion and inflammation of the mucous membrane in the patient’s throat. There may be a foreign body sensation and sputum, which may be accompanied by coughing symptoms. The patient may also have sore throat or swallowing difficulties. In about a week, the patient’s cough and sputum should improve significantly. In terms of medication, you can take Pudilan Anti-inflammatory Oral Liquid orally, along with Sanjiao Tablets or Compound Licorice Tablets to relieve the symptoms. The patient should eat a light diet, try not to smoke or drink alcohol, and do not stay up late to avoid aggravating the patient’s condition.