Serious and sometimes fatal heart and lung problems have occurred during and within 30 minutes after administration of Definity . Do not use Definity if you have certain heart problems (eg, cardiac shunt). Tell your doctor if you have heart problems (eg, QT prolongation, recent heart attack, serious irregular heartbeat, worsening or unstable heart failure). Tell your doctor if you have lung problems (eg, blood clot in the lungs, high blood pressure in the lungs, respiratory failure, severe emphysema). Your heart function and vital signs will be monitored during and for at least 30 minutes after treatment with Definity .
Making the heart easier to see during certain diagnostic procedures (eg, echocardiogram).
Definity is a contrast agent. It works in the blood to help create a clearer picture of the heart.
Contact your doctor or health care provider right away if any of these apply to you.
Some medical conditions may interact with Definity . 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 Definity . However, no specific interactions with Definity are known at this time.
Ask your health care provider if Definity 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 Definity 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 Definity .
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:
Dizziness; flushing; headache; nausea.Seek medical attention right away if any of these SEVERE side effects occur:
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); chest pain; fainting; fever; irregular heartbeat; numbness or pain of the arm, leg, or back; seizure; shortness of breath; sudden severe headache, dizziness, nausea, or vomiting.
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 Definity :
Definity is usually handled and stored by a health care provider. If you are using Definity at home, store Definity as directed by your pharmacist or health care provider. Keep Definity out of the reach of children and away from pets.
This information is a summary only. It does not contain all information about Definity . 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.