Vitamin A daily requirements and dose
Posted by admin
on September 30, 2010
- Retinol ,Retinal and retinoic acid are the three forms.
- Retinal is present in the rods and cones in retina.
- Children between 6 months to 1yr given-1 lakh IU Vit A
- Children between 1 yr and 6yrs- 2 Lakh IU Vit A every 6 months
- Treatment of Xeropthalmia-2lakh IU orally for 2 successive days.
- First clinical sign of Vit A deficiency-Conjunctival Xerosis.
- Bitots spots are seen on bulbar conjunctiva on either side of cornea.
Recommended daily intake of Vit A
- Adults-600micro grams
- Pregnancy-600 micro grams
- Lactation -950
- Infants -350
- Children-400
- 7-12 yrs-600
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