What is Idelvion: Uses, Warnings & Interactions

Updated May 14, 2025  •  Published Sep 4, 2021

Idelvion overview

BRAND NAMES:

  • Idelvion

Generic Names:

  • Idelvion

Uses:

  • Prevents and controls bleeding in patients with hemophilia B.

Therapeutic Classes:

  • Hemostatic

Forms:

  • Injectable

How it’s taken:

  • By injection

What is Idelvion used for?

What form(s) does Idelvion come in

  • Injectable

What are common Idelvion doses?

  • Box 1 Solution Reconstituted

Common Idelvion prescriptions

  • Idelvion
    1 solution reconstituted box

How to take Idelvion

  • Injection route: Your doctor will prescribe your dose and schedule. This medicine is given through a needle placed in a vein.

  • Injection route: A nurse or other health provider will give you this medicine.

  • Injection route: You may be taught how to give your medicine at home. Make sure you understand all instructions before giving yourself an injection. Do not use more medicine or use it more often than your doctor tells you to.

  • Injection route: Use a new needle and syringe each time you inject your medicine.

  • Read and follow the patient instructions that come with this medicine. Talk to your doctor or pharmacist if you have any questions.

  • Missed dose: Ask your doctor or pharmacist for instructions, if you need to use this medicine on a schedule.

  • Injection route: Throw away used needles in a hard, closed container that the needles cannot poke through. Keep this container away from children and pets.

What to do if you miss a dose of Idelvion

Idelvion contraindications

  • This medicine is not right for everyone. You should not receive it if you had an allergic reaction to factor IX albumin fusion protein recombinant or hamster proteins.

Idelvion warnings

  • Tell your doctor if you are pregnant or breastfeeding, or if you have kidney disease or liver disease.

  • This medicine may cause the following problems: Increased risk for blood clotsKidney problems

  • Tell your doctor if this medicine does not prevent or stop bleeding as expected.

  • Your doctor will do lab tests at regular visits to check on the effects of this medicine. Keep all appointments.

  • Keep all medicine out of the reach of children. Never share your medicine with anyone.

Idelvion interactions

Idelvion side effects

Serious Side Effects

  • Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing

  • Change in how much or how often you urinate

  • Chest pain, trouble breathing, coughing up blood

  • Lightheadedness, dizziness, fainting

  • Numbness or weakness in your arm or leg, or on one side of your body, pain in your lower leg (calf), sudden or severe headache, problems with vision, speech, or walking

  • Unexplained bleeding

Less Serious Side Effects

  • Pain, itching, burning, redness, swelling, or a lump under your skin where the needle is placed

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