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11 kwi 2024 · Usual Adult Dose for Vitamin A Deficiency Initial dose: 100,000 Units intramuscularly once a day for 3 days Maintenance dose: 50,000 Units intramuscularly once a day for 2 weeks
Recommended doses are 30,000 mcg RAE (100,000 IU) of vitamin A once for infants age 6–11 months and 60,000 mcg RAE (200,000 IU) every 4–6 months for age 1–5 years. In 2013, 11,200 deaths from measles were associated with vitamin A deficiency, and more than 95% of these deaths occurred in sub-Saharan Africa and south Asia.
The International Vitamin A Consultative Group (IVACG) also recommends that three 50,000-international unit (IU) doses of vitamin A should be given at the same time as infant vaccines during the first 6 mo of life.
The median intake of vitamin A ranges from 744 to 811 μg RAE/ day for men and 530 to 716 μg RAE/day for women. Using μg RAE, approximately 26 and 34 percent of vitamin A activity consumed by men and women, respectively, is provided from provitamin A carotenoids.
2 sty 2023 · The recommended dietary allowance (RDA) of vitamin A by the Institute of Medicine in healthy adults is 700 micrograms/day for women and 900 micrograms/day for men. [7] [8] For children, pregnant women, and lactating women, the RDA is 300 to 900, 770, and 1300 micrograms/day, respectively.
Vitamin A is safe in the recommended doses listed below (see Table 1). Table 1: Target groups, dosage, immunization contacts and route of administration for prevention of vitamin A deficiency* *Vitamin A can be stored in the liver, therefore, it is recommended to give high-dose vitamin A once every 4-6 months to prevent vitamin A deficiency.
Specifically, pregnant women should receive up to 10,000 IU vitamin A daily or up to 25,000 IU vitamin A weekly as an oral liquid, oil-based preparation of retinyl palmitate or retinyl acetate. Supplementation should be continued for a minimum of 12 wk during pregnancy until delivery.
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