Severe, and sometimes life-threatening, allergic reactions have occurred in patients who use Ecallantide . These symptoms can be similar to the condition you are being treated for, hereditary angioedema (HAE). Tell your doctor right away if you have any symptoms of an allergic reaction, including rash; hives; itching; difficulty breathing or swallowing; dizziness; fainting; fast or weak heartbeat; flushing; runny or stuffy nose; sneezing; tightness in the chest; swelling of the mouth, face, lips, or tongue; or unusual hoarseness. These reactions usually happen within 1 hour after receiving Ecallantide . Your doctor or nurse will watch you for any signs of an allergic reaction.
Treating sudden attacks of HAE.
Ecallantide is a human plasma kallikrein inhibitor. It works by blocking substances that cause swelling, inflammation, and pain associated with HAE.
Contact your doctor or health care provider right away if any of these apply to you.
Some medical conditions may interact with Ecallantide . Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:
Some MEDICINES MAY INTERACT with Ecallantide . However, no specific interactions with Ecallantide are known at this time.
Ask your health care provider if Ecallantide may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.
Use Ecallantide as directed by your doctor. Check the label on the medicine for exact dosing instructions.
Ask your health care provider any questions you may have about how to use Ecallantide .
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:
Diarrhea; fatigue; headache; mild fever; mild irritation, redness, rash, swelling, itching, pain, or bruising at the injection site; nausea; sore throat; stomach pain; stuffy nose; vomiting.Seek medical attention right away if any of these SEVERE side effects occur:
Severe allergic reactions (rash; hives; itching; difficulty breathing or swallowing; dizziness; fainting; fast or weak heartbeat; flushing; tightness in the chest; swelling of the mouth, face, lips, or tongue; unusual hoarseness); severe or persistent fever, chills, or sore throat; severe redness, rash, bruising, irritation, itching, swelling, or pain at the injection site.
This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.
Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center (http://www.aapcc.org), or emergency room immediately.Proper storage of Ecallantide :
Ecallantide is usually handled and stored by a health care provider. If you are using Ecallantide at home, store Ecallantide as directed by your pharmacist or health care provider. Keep Ecallantide out of the reach of children and away from pets.
This information is a summary only. It does not contain all information about Ecallantide . If you have questions about the medicine you are taking or would like more information, check with your doctor, pharmacist, or other health care provider.