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: Social & Preventive Medicine
[{'content': 'The vitamin A supplement administered in Prevention of nutritional blindness in children \nprogramme contain – \nSelect and explain. \nA. 25,000 i.u./m1, B. 1 lakh i.u./rn1, C. 3 lakh i.u./ml, D. 5 lakh i.u./ml', 'role': 'user'}, {'content': 'Answer: B \nExplanation: National Programme for prophylaxis against blindness in children caused due to Vitamin — A deficiency: Oral 9 doses (Total 17 lac IU) of Vitamin — A starting at 9 months age along with measles vaccine (1 lac IU), and then at 15 months age (2 lac IU) followed by a dose (2 lac IU) every 6 months till the age of 5 years\nVitamin A solution contains 1 lac IU per ml solution\nVitamin A is given in NIS of India till 5 years age (Recent guidelines)\nAt 9 months age: 1 lac IU (1 ml)\nEvery 6 months, till 5 years age: 2 lac IU (2 ml) each\nTotal dose given: 17 lac IU (9 doses)', 'role': 'assistant'}]