The most effective way to treat this condition is to stop taking high-dose vitamin A supplements. Most people make a full recovery within a few weeks. Any complications that occurred from the excess vitamin A, such as kidney or liver damage, will be treated independently.
How long does it take to get rid of excess vitamin A?
Prognosis for Vitamin A Toxicity Complete recovery usually occurs if vitamin A ingestion stops. Symptoms and signs of chronic toxicity usually disappear within 1 to 4 weeks.
What are symptoms of too much vitamin A?
Too much vitamin A can be harmful. Even a single large dose — over 200,000 mcg — can cause: Nausea. Vomiting.Bone thinning.Liver damage.Headache.Diarrhea.Nausea.Skin irritation.Pain in the joints and bone.Birth defects.
What is the antidote of vitamin A?
There is no antidote for hypervitaminosis A. Symptoms of hypervitaminosis A may subside rapidly on withdrawal of vitamin, but the rate at which improvement takes place depends upon the amount of vitamin A already built up in the tissues. Hypervitaminosis A may prove fatal in extreme cases.
What happens if vitamin A is too high?
Most people with vitamin A toxicity have a headache and rash. Consuming too much vitamin A over a long period of time can cause coarse hair, partial loss of hair (including the eyebrows), cracked lips, and dry, rough skin. Chronic consumption of large doses of vitamin A can cause liver damage.
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