This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pharmacology
Lofexidine has been approved recently for the withdrawal of 
Select and explain. 
A. Alcohol, B. Morphine, C. Cocaine, D. Cannabis
B: Morphine
Answer: B: Morphine 
Explanation: Lofexidine is a first nonopioid approved for the mitigation of withdrawal symptoms to facilitate abrupt discontinuation of opioids in adults. While Lofexidine may lessen the severity of withdrawal symptoms, it may not completely prevent them and is only approved for treatment for up to 14 days.