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Take the missed dose as soon as you remember. However, if it is almost time for your next dose, skip the missed dose and take only the next regularly scheduled dose. Do not take a double dose of vitamin A.
Seek emergency medical attention.
Symptoms of a vitamin A overdose include tiredness, discomfort, lethargy, upset stomach, decreased appetite, vomiting, slow or decreased growth, joint soreness, irritability, headache, drying and cracking of the lips and skin, hair loss, and yellowing of the skin.
Avoid prolonged use of mineral oil while taking vitamin A.
There are no other restrictions on food, beverages, or activities while you are taking vitamin A unless otherwise directed by your health care provider.
Before taking vitamin A, tell your doctor if you are taking any of the following medicines:
You may not be able to take vitamin A, or you may require a dosage adjustment or special monitoring during your treatment if you are taking any of the medicines listed above.
Drugs other than those listed here may also interact with vitamin A. Talk to your doctor and pharmacist before taking any prescription or over-the-counter medicines or herbal/health supplements.
Your doctor, pharmacist, or health care provider may have more information about vitamin A.
Consultation with a licensed health care professional is advisable before using any herbal/health supplement. Additionally, consultation with a practitioner trained in the uses of herbal/health supplements may be beneficial and coordination of treatment among all health care providers involved may be advantageous. Remember, keep this and all other prescription drug products, over-the-counter drug products, and herbal/health supplements out of the reach of children.
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