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': 'In new drug designing. problern arises in \nSelect and explain. \nA. Decreasing interaction of drug with target proteins, B. Increasing drug interaction with non-target proteins, C. Decreasing potency of drugs, D. Decreasing potency of drugs', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. b. Increasing drug interaction with non-target proteins', 'role': 'assistant'}]