Interactions are not expected.

They need to know if you have any of these conditions:

-parasitic (helminth) infection
-an unusual or allergic reaction to mepolizumab, hamster proteins, other medicines, foods, dyes, or preservatives
-pregnant or trying to get pregnant
-breast-feeding

Tell your doctor or healthcare professional if your symptoms do not start to get better or if they get worse.
Talk with your doctor if you have not had chickenpox or the vaccine for chickenpox.
Do not stop taking your other asthma medicines unless instructed to do so by your doctor or health care professional.
Your condition will be monitored carefully while you are receiving this medicine.

Keep out of the reach of children and pets.
Store in a refrigerator or at room temperature between 15 and 30 degrees C (59 and 86 degrees F).
Refrigeration (preferred): Store it in the refrigerator. Keep it in the original carton until you are ready to take it. Remove the dose from the carton about 30 minutes before it is time for you to take it. Use it within 8 hours of removing it from the carton. If the dose is out of the carton for more than 8 hours, throw it away. Throw away any unused drug after the expiration date.
Room Temperature: This drug may be stored at room temperature for up to 7 days. Keep it in the original carton until you are ready to take it. Once removed from the carton, it must be used within 8 hours. If it is out of the carton for more than 8 hours, throw it away. If it is stored at room temperature, throw away any unused drug after 7 days or after it expires, whichever is first.