This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
Disulfiram and acamprosate are used for: 
Select and explain. 
A. Alcohol abstinence, B. Cocaine abuse, C. Opium poisoning, D. Atropine over dose
A: Alcohol abstinence
Answer: A: Alcohol abstinence 
Explanation: None