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
Recommended initial dose of Vitamin "A" for prophylaxis in a 9 month old child is: September 2008 
Select and explain. 
A. 4,00,000 I.U., B. 5,00,000 I.U., C. 1,00,000 I.U., D. 2,00,000 I.U.
C: 1,00,000 I.U.
Answer: C: 1,00,000 I.U. 
Explanation: Ans. C: 1,00,000 I.U. National programme for prevention of nutritional blindness focuses on Promoting consumption of vitamin A rich foods by pregnant and lactating women and by children under 5 years of age. Administration of massive doses of vitamin A up to 5 years. First dose of 100,000 IU with measles vaccination at 9 months and subsequent doses of 200,000 IU each, every 6 months up to the age of 5 years should be given.