Read the Patient Information Leaflet and Instructions for Use if available from your pharmacist before you start using lanadelumab and each time you get a refill. If you have any questions, ask your doctor or pharmacist.

Inject this medication under the skin as directed by your doctor, usually once every 2 or 4 weeks. The injection is given in the thigh, abdomen, or upper arm. The dosage and treatment schedule are based on your medical condition, age, and response to treatment.

If you are using this medication at home, learn all preparation and usage instructions from your health care professional and the product package. Take the medication out of the refrigerator at least 15 minutes before you inject it to allow it to reach room temperature. Do not warm up this medication any other way (for example, do not heat it in the microwave or place it in hot water). Do not shake the medication. Before using, check this product for particles or discoloration. If either is present, do not use the liquid. Before injecting each dose, clean the skin you are going to inject into (the injection site) with rubbing alcohol. Change the injection site each time to lessen injury under the skin. Do not inject into skin that is bruised, swollen, tender, painful, or that has scars. To lessen bruising, do not rub the injection site after a shot. Learn how to store and discard medical supplies safely.

Use this medication regularly to get the most benefit from it. It may help to mark your calendar with a reminder.

Tell your doctor if your condition does not get better or if it gets worse.