The pill may be preferable for some women, because it can help control irregular menstrual bleeding and hot flashes and has been shown to reduce hip fractures and ovarian cancer, wrote Kaunitz.

• 口服避孕药可能对一些妇女更可取，因为它能够帮助那些妇女控制不规则月经出血及潮热等，并已显示出可以减少髋部骨折和卵巢癌，考尼茨写到。