Article: Definity Consumer Information

What is Definity used for?

Definity is a diagnostic contrast medicine (special dye) that is used during some echocardiograms (ultrasound images of the heart) when the doctor needs to see a clearer picture of the patient’s heart.

Who should not be given Definity?

You should not be given Definity if you:

  • have a heart shunt
  • are allergic to octafluoropropane or to any of the other ingredients in Definity

Special Warnings with Definity:

Definity has not been studied in patients with the following conditions. Therefore, extreme caution should be used when considering Definity for patients with:

  • severe emphysema
  • inflammation of blood vessels in the lungs (pulmonary vasculitis)

What should I tell my health care provider?

Tell your health care provider if you:

  • have a heart defect since birth
  • have a history of severe emphysema or other lung problems
  • are trying to become pregnant, are already pregnant, or are breast-feeding

Tell your doctor about all the medicines that you take, including prescription and non-prescription medicines, vitamins, and herbal supplements.

What are some possible side effects of Definity?

(This is NOT a complete list of side effects reported with Definity. Your health care provider can discuss with you a more complete list of side effects.)

Definity is generally well tolerated.

For more detailed information about Definity, ask your health care provider or pharmacist.

Posted: 11/22/02

Updated: 12/29/04ghc

Basic Information

Definity®
Brand Name: Definity®
Active Ingredient: perflutren lipid microspheres
Dosage Form(s): Intravenous injectable suspension
Company Name: DuPont Pharmaceuticals
Availability: Prescription only, professional use only
*Date Approved by the FDA: July 31, 2001
*Approval by FDA does not mean that the drug is available for consumers at this time.


Source: U.S. Food and Drug Administration
Cache Date: February 24, 2005

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