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Novoseven Patient Information Including Side Effects

Brand Names: NovoSeven, NovoSeven RT

Generic Name: coagulation factor VIIa (injection) (Pronunciation: koe AG yoo LAY shun FAK tor)

What is coagulation factor VIIa (Novoseven)?

Coagulation factor VIIa is a man-made protein that is similar to a natural protein in the body that helps the blood to clot.

Coagulation factor VIIa is used to treat or prevent bleeding in people with hemophilia A or hemophilia B, or factor VII deficiency.

Coagulation factor VIIa may also be used for other purposes not listed in this medication guide.

What are the possible side effects of coagulation factor VIIa (Novoseven)?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have any of these serious side effects:

  • fever;
  • any bleeding that will not stop;
  • feeling like you might pass out;
  • urinating less than usual or not at all;
  • sudden numbness or weakness, especially on one side of the body;
  • sudden headache, confusion, problems with vision, speech, or balance; or
  • pain or swelling in one or both legs.

Less serious side effects may include:

  • headache;
  • joint pain;
  • nausea, vomiting;
  • swelling;
  • mild itching or rash; or
  • pain, redness, swelling, or irritation where the medicine was injected.

This is not a complete list of side effects and others may occur. Tell your doctor about any unusual or bothersome side effect. You may report side effects to FDA at 1-800-FDA-1088.

Read the Novoseven (coagulation factor viia (recombinant)) Side Effects Center for a complete guide to possible side effects

What is the most important information I should know about coagulation factor VIIa (Novoseven)?

Before using this medication, tell your doctor if you are allergic to any drugs, or if you have coronary artery disease (hardening of the arteries), a history of stroke or heart attack, a severe injury or infection, or if you are allergic to mouse, hamster, or pork proteins.

To be sure this medication is helping your condition, your blood will need to be tested on a regular basis. Do not miss any scheduled visits to your doctor.

Carry an ID card or wear a medical alert bracelet stating that you have a bleeding disorder in case of emergency. Any doctor, dentist, or emergency medical care provider who treats you should know about your condition.

Side Effects Centers

Report Problems to the Food and Drug Administration


You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.

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