What is the most important information I should know about ergocalciferol?
Do not use this medication if you have ever had an
allergic reaction to
vitamin D, or
if you have high levels of calcium or vitamin D in your blood, or if you have any condition that
makes it hard for your body to absorb
nutrients from food (
malabsorption).
Before taking ergocalciferol, tell your doctor if you are allergic to any drugs or dyes, or if
you have heart disease, coronary artery disease, kidney disease, or an electrolyte imbalance.
Do not take other vitamin or mineral supplements unless your doctor has told you to.
Avoid using calcium supplements or antacids without your doctor's advice. Use only the
specific type of supplement or antacid your doctor recommends. Tell your doctor about all your
prescription and over-the-counter medications, vitamins, minerals, herbal products, and drugs
prescribed by other doctors. Do not start a new medication without telling your doctor.
Seek emergency medical attention if you think you have used too much of this
medicine.
An overdose of vitamin D can cause serious or life-threatening side
effects.
Overdose symptoms may include headache, weakness, drowsiness, dry mouth, nausea,
vomiting, constipation, muscle or bone pain, metallic taste in the mouth, weight loss, itchy skin,
changes in heart rate, loss of interest in sex, confusion, unusual thoughts or behavior, feeling
unusually hot, severe pain in your upper stomach spreading to your back, or fainting.
What is ergocalciferol?
Ergocalciferol is vitamin D2. Vitamin D is important for the absorption of calcium from
the stomach and for the functioning of calcium in the body.
Ergocalciferol is used to treat hypoparathyroidism (decreased functioning of the
parathyroid glands).
Ergocalciferol is also used to treat rickets (softening of the bones caused by vitamin D
deficiency) or low levels of phosphate in the blood (hypophosphatemia).
Ergocalciferol may also be used for other purposes not listed in this medication guide.
What should I discuss with my healthcare provider before taking ergocalciferol?
Do not use this medication if you have ever had an allergic reaction to vitamin D, or
if you have:
-
high levels of calcium in your blood (hypercalcemia);
-
high levels of vitamin D in your body (hypervitaminosis D);
or
-
any condition that makes it hard for your body to absorb
nutrients from food (malabsorption).
Before taking ergocalciferol, tell your doctor if you are allergic to any
drugs or dyes, or if you have:
If you have any of these conditions, you may need a dose adjustment
or special tests to safely take this medication.
FDA pregnancy category C. This medication may be harmful to an unborn baby. Tell
your doctor if you are pregnant or plan to become pregnant during treatment.
Ergocalciferol passes into breast milk and may harm a nursing baby. Do not use this
medication without telling your doctor if you are breast-feeding a baby.
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