2025 Medication Fact Sheets Full Document_100825

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Defibrotide ( de-FYE-bro-tide ) (Defitelio) What is this medication used for?

Defibrotide helps prevent and treat sinusoidal obstruction syndrome (SOS; formerly called veno-occlusive disease; i.e., liver dysfunction or severe liver damage) following chemotherapy, particularly high-dose chemotherapy administered before or after stem cell transplants.

What does it look like? • Liquid solution How is it given?

What are the less common side effects? • Decrease in blood pressure • Allergic reaction (e.g., sweating, rash, or increased heart rate) • Puffiness or swelling of the eyelids or around eyes, face, lips, tongue Special instructions: • This medication may increase the risk for bleeding. Inform the healthcare provider of any bleeding problems or if taking heparin.

• Into the vein (IV) or venous access device What are the common side effects? • Nausea/vomiting • Increased tendency for bleeding or bruising, especially when given in combination with heparin • Dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position • Unusual tiredness or weakness • Fever • Confusion • Blurred vision • Irritation at the injection site

Notes from Your Healthcare Team

Not all of the possible side effects of this medicine and precautions related to taking it are covered in this information sheet. For a complete list of side effects and precautions, ask your healthcare professional (doctor, nurse, pharmacist) for a manufacturer’s package insert or another reference.

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