nutritional disorders
Vitamin A Deficiency
Treatment ofVitamin ADeficiency
Vitamin A Dietary deficiency ofvitamin Ais traditionally treated withvitamin Apalmitate in oil 60,000 units orally once a day for 2 days, followed by 4500 units orally once a day. If vomiting or malabsorption is present or xerophthalmia is probable, a dose of 50,000 units for infants<6 months, 100,000 units for infants 6 to 12 months, or 200,000 units for children>12 months and adults should be given for 2 days, with a third dose at least 2 weeks later. The same doses are recommended for infants and children with complicated measles. deficiency is a risk factor for severe Measles ; treatment with Infants born of HIV-positive mothers should receive 50,000 units (15,000 RAE) within 48 hours of birth. Prolonged daily administration of large doses, especially to infants, must be avoided because toxicity may result. For pregnant or breastfeeding women, prophylactic or therapeutic doses should not exceed 10,000 units (3000 RAE)/day to avoid possible damage to the fetus or infant. 