A child who accidentally ingests a large dose of vitamin A can become acutely toxic, however, symptoms generally subside upon withdrawal of the vitamin. You should always advise your physician of all over the counter medications you are taking. This includes all vitamins, minerals, supplements, and herbs. Vitamin C and E are important to the ultimate function of vitamin A. Adequate amounts of zinc, thyroid hormone and protein are also required for optimal vitamin A activity. Avoid taking a vitamin A supplement while taking the prescription drug Accutane.
Oral contraceptives increase vitamin A concentrations.
The Alternative Advisor Zoe Brenner, et. Beta-carotene should be used instead. Site Map Use of this site signifies your agreement to the Terms of Use . This site is presented for information only and is not intended to substitute for professional medical advice. Use of this site is subject to a disclaimer .