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': 'A bactericidal drug would be preferred over a bacteriostatic drug in a patient with : \nSelect and explain. \nA. Neutropenia, B. Cirrhosis, C. Pneumonia, D. Heart disease', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Bactericidal drugs kill the bacteria whereas bacteriostatic drugs only inhibit bacterial growth. Bacteriostatic activity is adequate for the treatment of most infections, the bactericidal activity may be necessary for a cure in patients with altered immune systems like neutropenias, HIV and other immunosuppressive conditions.', 'role': 'assistant'}]