Restless legs syndrome can be divided into secondary restless legs syndrome and primary restless legs syndrome. The causes of secondary restless legs syndrome: 1, iron deficiency anemia or iron deficiency, can be given iron supplementation therapy to correct anemia, it can relieve the symptoms of restless legs syndrome. 2, poor blood circulation in the lower extremities, can also lead to restless legs syndrome. It is important to give treatment to improve the microcirculation, such as the static push of prostil, can static point blood circulation drugs. 3, some hereditary diseases, can also cause restless legs syndrome, but there is no specific treatment, you can use the same drugs as the primary restless legs syndrome. Primary restless legs syndrome means that there is no other cause of restless legs syndrome. It can be treated with oral levodopa, and the general dosage is 50-100mg orally at bedtime, which can significantly improve the symptoms. In addition, there is also the application of pramipexole orally, which can also improve the symptoms of restless legs syndrome.