Your doctor will tell you how much of this medicine to use and how often. Your dose may need to be changed several times in order to find out what works best for you. Do not use more medicine or use it more often than your doctor tells you to.
Your doctor will use the results of your blood tests to decide how much medicine you should take. Keep all appointments so you can make sure you are using the right amount of medicine.
It is best to take this medicine with food or shortly after a meal.
Swallow the tablet whole. Do not crush, chew, or break it.
If a dose is missed:
If you miss a dose or forget to use your medicine, use it as soon as you can. If it is almost time for your next dose, wait until then to use the medicine and skip the missed dose. Do not use extra medicine to make up for a missed dose.
Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light.
Ask your pharmacist, doctor, or health caregiver about the best way to dispose of any leftover medicine after you have finished your treatment. You will also need to throw away old medicine after the expiration date has passed.
Keep all medicine away from children and never share your medicine with anyone.
Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.
Make sure your doctor knows if you are also using erythromycin (Ery-tab®), flecainide (Tambocor®), itraconazole (Sporanox®), ketoconazole (Nizoral®), thioridazine (Mellaril®), vinblastine (Velban®), or medicine for depression (such as amitriptyline, desipramine, nortriptyline, Elavil®, Norpramin®, or Vivactil®).
Make sure your doctor knows if you are pregnant or breastfeeding, or if you have bone disease, heart disease, liver disease, or a history of seizures (such as epilepsy).
This medicine may lower the calcium in your blood. The symptoms of low calcium may include stomach cramps; confusion; convulsions; difficulty with breathing; irregular heartbeats; mood or mental changes; muscle cramps in the hands, arms, feet, legs, or face; numbness and tingling around the mouth, fingertips, or feet; shortness of breath; or tremor. Check with your doctor right away if you have any of these symptoms.
Your doctor will need to check your blood at regular visits while you are using this medicine. Be sure to keep all appointments.