Defibrotide

Generic name: Defibrotide
Brand names: Defitelio
Dosage form: intravenous solution (80 mg/mL)
Drug class: Miscellaneous coagulation modifiers

Usage of Defibrotide

Defibrotide works by increasing the breakdown of clots in the blood.

Defibrotide is used to treat severe veno-occlusive disease (VOD) in adults and children who have undergone chemotherapy and a stem-cell transplant. VOD happens when blood vessels in the liver become blocked, which decreases blood flow and can lead to liver damage.

Defibrotide may also be used for purposes not listed in this medication guide.

Defibrotide side effects

Get emergency medical help if you have signs of an allergic reaction: hives, itching, skin rash; difficult breathing; swelling of your face, lips, tongue, or throat.

Defibrotide may cause serious side effects. Call your doctor at once if you have:

easy bruising, unusual bleeding;

blood in your urine or stools;

confusion, headaches;

vision problems, slurred speech; or

a light-headed feeling, like you might pass out.

Your treatments may be delayed or permanently discontinued if you have certain side effects.

Common side effects of defibrotide may include:

nausea, vomiting, diarrhea;

dizziness; or

nosebleeds.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Before taking Defibrotide

You should not use defibrotide if you are allergic to it, or if:

you have active bleeding;

you also take a blood thinner such as warfarin (Coumadin, Jantoven); or

you use any medication to treat or dissolve blood clots such as streptokinase or urokinase.

To make sure defibrotide is safe for you, tell your doctor if you have:

a bleeding or blood clotting disorder.

It is not known whether defibrotide will harm an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant.

It is not known whether defibrotide passes into breast milk or if it could harm a nursing baby. Tell your doctor if you are breast-feeding a baby.

Relate drugs

How to use Defibrotide

Usual Adult Dose for Hepatic Veno-Occlusive Disease:

6.25 mg/kg IV every 6 hours given as a constant 2-hour infusionDuration of therapy: Minimum of 21 days; if signs and symptoms of hepatic veno-occlusive disease (VOD) remain after 21 days, continue this drug until resolution of VOD or up to a maximum of 60 days.Comments: Baseline body weight prior to the preparative regimen for hematopoietic stem-cell transplantation (HSCT) should be used to calculate the dose.Use: Treatment of patients with hepatic VOD, also known as sinusoidal obstruction syndrome (SOS), with renal or pulmonary dysfunction following HSCT.

Usual Pediatric Dose for Hepatic Veno-Occlusive Disease:

1 Month or Older:6.25 mg/kg IV every 6 hours given as a constant 2-hour infusionDuration of therapy: Minimum of 21 days; if signs and symptoms of hepatic veno-occlusive disease (VOD) remain after 21 days, continue this drug until resolution of VOD or up to a maximum of 60 days.Comments: Baseline body weight prior to the preparative regimen for hematopoietic stem-cell transplantation (HSCT) should be used to calculate the dose.Use: Treatment of patients with hepatic VOD, also known as sinusoidal obstruction syndrome (SOS), with renal or pulmonary dysfunction following HSCT.

Warnings

Follow all directions on your medicine label and package. Tell each of your healthcare providers about all your medical conditions, allergies, and all medicines you use.

What other drugs will affect Defibrotide

Other drugs may interact with defibrotide, including prescription and over-the-counter medicines, vitamins, and herbal products. Tell each of your health care providers about all medicines you use now and any medicine you start or stop using.

Disclaimer

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