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); or
- high levels of vitamin D in your body (hypervitaminosis D).
Before taking paricalcitol, tell your doctor if you have:
- high blood pressure;
- liver disease; or
- an electrolyte imbalance.
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.
Your paricalcitol dose needs may change if you are breast-feeding a baby. Do not use this medication without telling your doctor if you are breast-feeding a baby.
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.
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.
Take the missed dose as soon as you remember. If it is almost time for your next dose, wait until then to take the medicine and skip the missed dose. Do not take extra medicine to make up the missed dose.
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Stop taking paricalcitol and call your doctor at once if you have a serious side effect such as:
- fever, chills, body aches, flu symptoms;
- chest pain, feeling short of breath;
- feeling like you might pass out;
- swelling, rapid weight gain;
- pain or burning when you urinate;
- dry mouth, increased thirst, drowsiness, restless feeling, confusion, increased urination, muscle weakness, fast heart rate, feeling light-headed, fainting, or seizure (convulsions); or
- early signs of vitamin D overdose (weakness, metallic taste in your mouth, weight loss, muscle or bone pain, constipation, nausea, and vomiting).
Less serious side effects may include:
- dizziness, spinning sensation;
- back pain;
- stomach pain, indigestion;
- mild muscle or joint pain;
- sore throat, cough, runny or stuffy nose; or
- mild itching or skin rash.
This is not a complete list of side effects and others may occur. Tell your doctor about any unusual or bothersome side effect. You may report side effects to FDA at 1-800-FDA-1088.
There may be other drugs that can interact with paricalcitol. 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.
Zemplar and paricalcitol
Available Strengths & Dosages
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Copyright 1996-2004 Cerner Multum, Inc. Version 2.05. Revision date 8/23/04