<prompt> Dose of vitamin A prophytaxis given in age group 1-6 years -2000 iu20000 iu200000 iu100000 iu  <response>: For 1-6years of children 200,000IU of vitamin A is given orally every 6 months. REF. PARKS TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICAL 21ST EDITION. PAGE NO - 569 