然而，慢性偏头痛与普通型偏头痛及紧张性头痛不一样。
Chronic migraine differs from ordinary migraines and tension headaches, however.
那么，有何证据证明使用肉毒杆菌素可治疗慢性偏头痛？
What is the evidence for using Botox for chronic migraine, then?
慢性偏头痛患者每月中有半个多月都会头痛，其中至少有八天是偏头痛。
In chronic migraine, the person has a headache on more than 15 days of each month, at least eight of which are migraines.
应用推荐