Taking Pu Le An tablets is not able to treat thyroid cancer. Prolongan tablets are a tonic, with the effect of tonifying the kidney and fixing the root, mainly used for prostatitis and prostate hyperplasia. There are no indications for thyroid cancer. It is also prohibited for patients who are allergic to the components of the drug. At present, the main treatment for thyroid cancer is surgery, such as lobectomy and isthmus resection, etc., and after the surgery, auxiliary radiotherapy and medication can achieve a better therapeutic effect. Thyroid cancer patients need to take standardized treatment under the guidance of doctors and avoid taking some drugs on their own, so as to avoid adverse consequences, which may lead to the deterioration of the condition.