Proper Use

Información sobre medicamentos proporcionada por: IBM Micromedex

A nurse or other trained health professional will give you this medicine. It is given as a shot under your skin, usually in the stomach, thighs, or upper arms. You or your caregiver may be trained to prepare and inject the medicine at home. Be sure that you understand how to use the medicine.

This medicine comes with a patient information leaflet and patient instructions. Read and follow the instructions carefully. Ask your doctor if you have any questions.

You will be shown the body areas where this shot can be given. Use a different body area each time you give yourself a shot. Keep track of where you give each shot to make sure you rotate body areas. This will help prevent skin problems. Do not inject into skin areas that are swollen, painful, bruised, or less than 2 inches away from scars or your belly button.

Check the liquid in the vial. It should be colorless or slightly yellow. Do not use this medicine if it is cloudy, discolored, or if it has particles in it. Do not shake.

Use a new needle and syringe each time you inject your 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 (solution):
    • For hereditary angioedema:
      • Adults and children 12 years of age and older—The usual dose is 300 milligrams (mg) injected under the skin every 2 weeks. 300 mg every 4 weeks may also be given if the patient is well controlled (attack free) for more than 6 months.
      • Children younger than 12 years of age—Use and dose must be determined by your doctor.

Missed Dose

Call your doctor or pharmacist for instructions.


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Do not keep outdated medicine or medicine no longer needed.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 unopened vials in the original carton in the refrigerator. Do not freeze.

Use this medicine within 2 hours after preparing it at room temperature. You may also refrigerate the prepared dosing syringe and use it within 8 hours. Allow it to warm to room temperature first for 15 minutes before you use it.

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