Efgartigimod alfa

Generic name: Efgartigimod Alfa
Brand names: Vyvgart
Dosage form: intravenous solution (400 mg/20 mL)
Drug class: Immune globulins

Usage of Efgartigimod alfa

Efgartigimod alfa is used in adults to treat myasthenia gravis.

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

Efgartigimod alfa side effects

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

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

signs of infection--fever, chills, sore throat, body aches, unusual tiredness, loss of appetite, bruising or bleeding.

Common side effects of efgartigimod alfa may include:

cold symptoms such as stuffy nose, sneezing, sore throat;

headache; or

pain and burning when you urinate, painful urination.

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 Efgartigimod alfa

Tell your doctor if you currently have an infection or had any infections recently.

Tell your doctor if you are pregnant or plan to become pregnant, or breastfeeding or plan to breastfeed.

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How to use Efgartigimod alfa

Usual Adult Dose for Myasthenia Gravis:

10 mg/kg IV once weekly for 4 weeks-Weight greater than 120 kg: 1200 mg IV once weekly for 4 weeksComments:-Subsequent treatment cycles should be based on clinical evaluation.-The safety of initiating a cycle sooner than 50 days from the start of the prior cycle has not been established. -Evaluate the need for age-appropriate immunizations prior to therapy initiation. Use: For the treatment of generalized myasthenia gravis in patients who are anti-acetylcholine receptor antibody positive.

Warnings

Call your doctor at once if you have fever, chills, sore throat, body aches, unusual tiredness, loss of appetite, bruising or bleeding; or hives, difficult breathing, swelling of your face, lips, tongue, or throat.

What other drugs will affect Efgartigimod alfa

Other drugs may affect efgartigimod alfa, including prescription and over-the-counter medicines, vitamins, and herbal products. Tell your doctor about all other medicines you use.

Disclaimer

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