Chlorpromazine (氯丙嗪) 25 mg TID

Wean off: 氯硝西泮: https://zh.wikipedia.org/zh-cn/%E6%B0%AF%E7%A1%9D%E8%A5%BF%E6%B3%AE

hiccups cause: click it

hiccups treatment: click the left side: Prescription Medications: Chlorpromazine(氯丙嗪 25 mg 3 times daily for 5 days, then as needed), baclofen, metoclopramide, or gabapentin may be prescribed.

Chlorpromazine(氯丙嗪) is the most effective drug. 

氯硝西泮 is a bad medication, should wean off.