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.

This medication is given by injection under the skin as directed by your doctor, usually once every 2 or 4 weeks. 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. Before use, take lanadelumab out of the refrigerator. Let it warm up to room temperature for at least 15 minutes. Do not heat this medication any other way, such as by heating in the microwave or placing in hot water. Do not shake this medication. Before using, check this product visually for particles or discoloration. If either is present, do not use the liquid.

Inject this medication under the skin of the thigh, abdomen, or upper arm as directed by your doctor. Before injecting each dose, clean 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.

Learn how to store and discard medical supplies safely.

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