Women with polycystic ovary should eat more vegetables and fruits, keep a large amount of absorption of vitamin E and vitamin B2, and take proper physical exercise, which is beneficial to the maintenance of ovary. Polycystic ovary is due to the dysfunction of hypothalamus-pituitary-ovary axis, which destroys interdependence and regulation, so the ovary can not ovulate for a long time. There are two treatment methods for polycystic ovary, one is drug treatment, and the other is surgical treatment. It is good to choose Chinese medicine because it can treat both the symptoms and the root causes. Bai Gui tablet is a traditional Chinese medicine, which can invigorate qi and nourish blood, maintain ovaries, repair damaged uterus, enhance immunity and promote the early healing of physical and mental trauma. Bai Gui tablets can improve endocrine, delay aging, and have a good effect on maintenance.