This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General pharmacology, Subject name: Pharmacology
[{'content': 'Which of the following drugs can be given safely in pregnancy \nSelect and explain. \nA. Amoxicillin, B. Methotrexate, C. Warfarin, D. Tetracycline', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Drugs are causing teratogenic effect - methotrexate- cleft palate, hydrocephalus, multiple defects, foetal death Warfarin - depressed nose; eye and hand defects, growth retardation Tetracycline-discolored and deformed teeth, retarded bone growth AMONG antibiotics, amoxicillin is comparatively safe Ref:KD Tripathi pharmacology 7th edition (page.no: 85)', 'role': 'assistant'}]