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: Gynaecology & Obstetrics
[{'content': 'Which method of contraception is not used in patient with active syphilis? \nSelect and explain. \nA. IUCD, B. Oral contraceptive pills, C. Barrier devices, D. Calendar method', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e.,IUCDSyphilis is a sexually transmitted disease.Use of IUCD is strictly contraindicated in patient with active genital tract infection thus use of IUCD is contraindicated in in patient with active syphilis", 'role': 'assistant'}]