The product will be injected into the individuals' neck or head every 12 weeks by a medical professional in order to eliminate future head pain.

药管局发表声明说，慢性偏头痛患者为了缓解头痛，可以每12周由医学专业人士为其注射一次肉毒杆菌素，注射位置在颈部或头部。