Hypervitaminosis D is a condition that occurs after taking very high doses of vitamin D.
Alternative Names
Vitamin D toxicity
Causes, incidence, and risk factors
An excess of vitamin D causes abnormally high levels of calcium in the blood. This can severely damage the bones, soft tissues, and kidneys over time. It is almost always caused by forms of vitamin D that need a doctor's prescription.
Stop taking vitamin D. Talk to your health care provider. In severe cases, other treatment may be needed.
Expectations (prognosis)
Recovery is expected.
Complications
Dehydration
Hypercalcemia
Kidney damage
Kidney stones
Calling your health care provider
Call your health care provider if:
You or your child shows symptoms of hypervitaminosis D and has been taking more vitamin D than the recommended daily allowance
You or your child shows symptoms and has been taking a prescription form of vitamin D
Prevention
To prevent this condition, pay careful attention to the correct vitamin D dose.
Review Date:
12/11/2011
Reviewed By:
Nancy J. Rennert, MD, Chief of Endocrinology & Diabetes, Norwalk Hospital, Associate Clinical Professor of Medicine, Yale University School of Medicine, New Haven, CT. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.
