There are a number of situations in which vitamin A should not be taken, along with several precautions and warnings people should be aware of before using the supplement. However, it is possible that not all of the warnings or precautions were discussed in this article. Therefore, you should talk with your healthcare provider about the specific vitamin A safety warnings and precautions that may apply to you.
Written by/reviewed by: Kristi Monson, PharmD;Arthur Schoenstadt, MD
Last reviewed by: KristiMonson, PharmD;
List of references (click here):
Jellin JM, editor. Pharmacist's Letter/Prescriber's Letter Natural Medicines Comprehensive Database Web site. Available at: http://naturaldatabase.com/. Accessed October 6, 2008.
National Institutes of Health. Office of Dietary Supplements. Dietary supplement fact sheet: Vitamin A and carotenoids (4/23/2006). NIH Web site. http://ods.od.nih.gov/factsheets/vitamina.asp. Accessed October 7, 2008.
Food and Nutrition Board, Institute of Medicine. Dietary Reference Intakes for Vitamin A, Vitamin K, Arsenic, Boron, Chromium, Copper, Iodine, Iron, Manganese, Molybdenum, Nickel, Silicon, Vanadium, and Zinc. Washington, DC: National Academy Press, 2002. Available at: www.nap.edu/books/0309072794/html/. Accessed October 6, 2008.
Briggs GG, Freeman RK, Yaffe SJ. Drugs in Pregnancy and Lactation. 7th ed. Philadelphia (PA): Lippincott Williams & Wilkins;2005.
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