|Company||Globe Pharmaceuticals Ltd.|
|Active Ingredient||Vitamin A (Retinol)|
Adult: PO Vitamin A deficiency For severe deficiency w/ corneal changes: 500,000 u/day for 3 days, followed by 50,000 u/day for 2 wk and then 10,000-20,000 u/day for 2 mth as follow-up therapy.
For cases w/o corneal changes: 10,000-25,000 u/day until clinical improvement occurs (usually 1-2 wk).
Alternative Brands to A FORTE
Vitamin A deficiency, Night blindness, Xerophthalmia
Hypervitaminosis A; pregnancy (dose exceeding RDA).
Hypervitaminosis A characterised by fatigue, irritability, anorexia, weight loss, vomiting and other GI disturbances, low-grade fever, hepatosplenomegaly, skin changes, alopoecia, dry hair, cracking and bleeding lips, SC swelling, nocturia, pains in bones and joints.
Decreased absorption with neomycin. Increased risk of hypervitaminosis A with synthetic retinoids eg, acitretin, isotretinoin and tretinoin. Increased risk of toxicity when used with alcohol.
- Vitamin-A preparations
- Vitamin deficiency
- Vitamin A deficiency
- Night blindness
Cholestatic jaundice; fat-malabsorption conditions. Monitor patients closely for toxicity. Liver impairment and children.
Mode of Action
Vitamin A plays an essential role in the function of retina and is essential for growh and differentiation of epithelial tissue.