Proper Use

Drug information provided by: Merative, Micromedex®

A doctor or other trained health professional will give you this medicine. This medicine is given as a shot under your skin, usually on the upper thighs.

You may be taught how to give this medicine at home. Make sure you understand all of the instructions before giving yourself an injection. Do not use more medicine or use it more often than your doctor tells you to.

This medicine comes with a Medication Guide and patient instructions. Read and follow the instructions carefully. Ask your doctor if you have any questions about:

  • How to prepare the injection using the medication cartridge and mixing device.
  • The proper use of disposable syringes.
  • How to give the injection using the reusable Q-Cliq pen injector.
  • How long the injection can be stored at home.

If you have any questions about any of this, check with your doctor.

The medicine should be clear. Do not use the medicine if it is cloudy, discolored, or has large particles in it.

Follow your doctor's instructions about how to take vitamin D and calcium supplements while using this medicine.


The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.

The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.

  • For injection dosage form:
    • For low calcium levels:
      • Adults—Dose must be determined by your doctor. The starting dose is usually 50 microgram (mcg) injected under the skin once a day. Your doctor may adjust your dose every 4 weeks as needed. However, the dose is usually not more than 100 mcg per day.
      • Children—Use and dose must be determined by your doctor.

Missed Dose

If you miss a dose of this medicine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses.


Keep out of the reach of children.

Do not keep outdated medicine or medicine no longer needed.

Ask your healthcare professional how you should dispose of any medicine you do not use.

Store in the refrigerator. Do not freeze.

After mixing Natpara®, store the medication cartridge in the Q-Cliq pen in the refrigerator for up to 14 days. Store away from heat and light. Do not freeze or shake. Throw away any unused mixed medicine in the medication cartridges after 14 days.

Throw away used needles in a hard, closed container that the needles cannot poke through. Keep this container away from children and pets.