A 55-year-old man come to see the doctor with a chief complaint of insomnia two days, he has
drunk alcoholic beverage about 30 years. He has tried to quit drinking several times, but he has been un-
able to stop.Twodays ago,he tried to stop drinking once again.He states that he goes to sleep difficult-
1y, feels nausea and anxiety.For this patient,which of the following treatment is best