This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Infectious Diseases, Subject name: Gynaecology & Obstetrics
[{'content': 'Drug of choice for maternal toxoplasmosis \nSelect and explain. \nA. Spiramycin, B. Pyrimethamine, C. Doxy + sulfadiazine, D. Trimethorpim sulphamethoxazole', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ref: Text book of Obstetrics by D.C.Dutta. 7th ed. Pg. 297.Explanation:Treatment of choice for toxoplasmosis during pregnancy:Spiramycin 3 g/dayPyrimethamine 25mg + sulphadiazine 1 gQlD for 4-6 weeksPyrimethamine is not given in 1' trimesterMode of infection : Eating raw, Uncooked meat/ through cat feces/ Through placentaEffects on baby:HydrocephalusChorioretinitisCerebral calcificationsMicrocephalyMental retardation", 'role': 'assistant'}]