Generic Name: Doxercalciferol

  • What is Hectorol?

    Hectorol is a medicine used to treat secondary hyperparathyroidism (overactivity of the parathyroid glands resulting in excess production of parathyroid hormone). Hectorol is a synthetic vitamin D available in both a capsule and injection. The capsule is used for people with Stage 3 or Stage 4 chronic (long-term) kidney disease or people on dialysis. The injection is only used for people with chronic kidney disease on dialysis.

  • What is the most important information I should know about Hectorol?

    Do not take Hectorol if you have a history of abnormally high blood calcium or vitamin D levels. Overdose of any form of vitamin D, including Hectorol, is very dangerous. Tell your doctor immediately if you have symptoms of high blood calcium levels, such as irregular heartbeat, seizures, muscle pain, or weakness.

    Do not use Hectorol as initial treatment for lack of nutritional vitamin D. Your doctor should monitor and treat you if you have a lack of nutritional vitamin D before starting treatment with Hectorol.

  • Who should not take Hectorol?

    Do not take Hectorol if you have a tendency toward abnormally high blood calcium levels or if you have very high vitamin D levels.

    Do not take Hectorol if you are allergic to it or any of its ingredients.

  • What should I tell my doctor before I take the first dose of Hectorol?

    Tell your doctor about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with Hectorol. Also, talk to your doctor about your complete medical history, especially if you ever had an irregular heartbeat, seizures, liver problems, or abnormally high blood calcium or vitamin D levels.

  • What is the usual dosage?

    The information below is based on the dosage guidelines your doctor uses. Depending on your condition and medical history, your doctor may prescribe a different regimen. Do not change the dosage or stop taking your medication without your doctor's approval.

    Adults: Your doctor will prescribe the appropriate dose for you based on your condition and blood parathyroid hormone levels.

  • How should I take Hectorol?

    Take Hectorol as prescribed by your doctor.

    Hectorol injection will be administered by your doctor to you at the end of your dialysis sessions.

  • What should I avoid while taking Hectorol?

    Do not take magnesium-containing antacids for heartburn while taking Hectorol.

  • What are possible food and drug interactions associated with Hectorol?

    If Hectorol is taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your doctor before combining Hectorol with the following: cholestyramine, erythromycin, ketoconazole, magnesium-containing antacids, mineral oil, or phenobarbital.

  • What are the possible side effects of Hectorol?

    Side effects cannot be anticipated. If any develop or change in intensity, tell your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking this drug.

    Side effects may include: chest pain, constipation, dehydration, depression, dizziness, headache, ill feeling, increased cough, itching, lack of sleep, muscle tension, nausea, runny nose, shortness of breath, slow heartbeat, swelling, tingling sensation

  • Can I receive Hectorol if I am pregnant or breastfeeding?

    The effects of Hectorol during pregnancy and breastfeeding are unknown. However, a decision should be made whether to discontinue the medication while you are breastfeeding. Tell your doctor immediately if you are pregnant, plan to become pregnant, or are breastfeeding.

  • What should I do if I miss a dose of Hectorol?

    If you miss a dose of Hectorol capsules, take it as soon as you remember. However, if it is almost time for your next dose, skip the one you missed and return to your regular dosing schedule. Do not take two doses at once.

    Hectorol injection should be given after dialysis sessions as determined by your doctor.

  • How should I store Hectorol?

    Store at room temperature.