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
[{'content': 'Ranitidine differs from cimetidine because of? \nSelect and explain. \nA. Ranitidine does not have anti androgenic side effect, B. Shoer half life, C. More side effects, D. Less potent', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Ranitidine does not have antiandrogenic side effect", 'role': 'assistant'}]