This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Substance Related and Addictive Disorders, Subject name: Psychiatry
All of the following agents are used in the treatment of alcohol dependence except: 
Select and explain. 
A. Flumazenil, B. Acamprosate, C. Naltrexone, D. Disulfiram
A: Flumazenil
Answer: A: Flumazenil 
Explanation: Flumazenil (Benzodiazepine receptor antagonist) --> It is used in benzodiazepine overdose. Disulfiram- Aversive agents Acamprosate- Anticraving agent Naltrexone- Anticraving agent