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: Forensic Medicine
Not used for treatment of heroin detoxification: AIIMS 09, 10; AP 11 
Select and explain. 
A. Disulfiram, B. Buprenorphine, C. Clonidine, D. Lofexidine
A: Disulfiram
Answer: A: Disulfiram 
Explanation: Ans. Disulfiram