Prescription medicines for adults with anti-AChR antibody positive generalized myasthenia gravis (gMG)

STAY UP TO DATE

VYVGART for intravenous (IV) infusion is given over 1 hour at an infusion center, neurologist’s office, or at home*

Find out what to expect at your infusion appointment.

*In some cases, VYVGART for IV infusion may also be given at home by a trained nurse.

VYVGART for IV infusion is given in treatment cycles with an individualized break between cycles

A treatment cycle consists of 1 infusion each week for 4 weeks (4 infusions per cycle). The safety of starting the next treatment cycle sooner than 4 weeks from the last infusion of the previous treatment cycle has not been established.

During each infusion, a healthcare professional will:

Prepare VYVGART for IV infusion

Check your vital signs, including your pulse, blood pressure, and temperature

Find a vein in your arm and put in the IV line

Monitor you for allergic reactions during and for 1 hour after your infusion

You may want something to pass the time during the infusion process. Consider bringing a:

Book

Crossword

TV show

Podcast

Game

Find out more about the infusion process: before, during, and after

DOWNLOAD INFUSION GUIDE

Where you will likely receive VYVGART for IV infusion

Your neurologist and insurance company will work together to determine where you will receive your infusions. It will most likely be in one of the following locations:

At your neurologist’s office

Your neurologist may offer VYVGART for IV infusion in their office.

In an infusion center

These centers specialize in infusion treatments and have experienced staff to help you through the infusion process.

FIND AN INFUSION CENTER

In some cases, VYVGART for IV infusion may also be given at home by a trained nurse.

My Product Path

Have more questions about VYVGART for IV infusion?

A My VYVGART Path Nurse Case Manager can provide information on the infusion process: before, during, and after.

GET VYVGART SUPPORT

Getting started with VYVGART

Talk to your neurologist

Use the VYVGART Doctor Discussion Guide to help you have a conversation about your current gMG symptoms and how they impact your daily abilities.

Get the discussion guide

VYVGART dosing

Breaks between VYVGART treatment cycles are personalized to you. Find out how to work with your neurologist to make the most of your treatment plan.

Learn about personalized breaks

Infusion centers in your area

Enter your zip code to look up infusion centers in your area.^†

Find an infusion center

†Your neurologist and insurance company will determine where you can receive your infusions.

Get the latest
VYVGART updates

Still have questions? Call 1-833-VYVGART (1-833-898-4278) to speak with an educator about gMG, how VYVGART works in the body, study data, cost and coverage, and more.

Do not take VYVGART if you are allergic to efgartigimod alfa or any of the ingredients in VYVGART. Do not take VYVGART HYTRULO if you are allergic to efgartigimod alfa, hyaluronidase, or any of the ingredients in VYVGART HYTRULO. VYVGART or VYVGART HYTRULO can cause serious allergic reactions and a decrease in blood pressure leading to fainting.

Before taking VYVGART or VYVGART HYTRULO, tell your healthcare provider about all of your medical conditions, including if you:

have an infection or fever.
have recently received or are scheduled to receive any vaccinations.
have any history of allergic reactions.
have kidney (renal) problems.
are pregnant or plan to become pregnant. It is not known whether VYVGART or VYVGART HYTRULO will harm your unborn baby.
- Pregnancy Exposure Registry. There is a pregnancy exposure registry for women who use VYVGART or VYVGART HYTRULO during pregnancy. The purpose of this registry is to collect information about your health and your baby. Your healthcare provider can enroll you in this registry. You may also enroll yourself or get more information about the registry by calling 1-855-272-6524 or going to VYVGARTPregnancy.com
are breastfeeding or plan to breastfeed. It is not known if VYVGART or VYVGART HYTRULO passes into your breast milk.

Tell your healthcare provider about all the medicines you take, including prescription and over-the-counter medicines, vitamins, and herbal supplements.

VYVGART or VYVGART HYTRULO can cause side effects which can be serious, including:

Infection. VYVGART or VYVGART HYTRULO may increase the risk of infection. If you have an active infection, your healthcare provider should delay your treatment with VYVGART or VYVGART HYTRULO until your infection is gone. Tell your healthcare provider right away if you get any of the following signs and symptoms of an infection:
- fever
- chills
- frequent and painful urination
- cough
- pain and blockage of nasal passages
- wheezing
- shortness of breath
- sore throat
- excess phlegm
- nasal discharge
Allergic reactions (hypersensitivity reactions). VYVGART or VYVGART HYTRULO can cause allergic reactions that can be severe. These reactions can happen during, shortly after, or weeks after your VYVGART infusion or VYVGART HYTRULO injection. Tell your healthcare provider or get emergency help right away if you have any of the following symptoms of an allergic reaction with VYVGART or VYVGART HYTRULO:
- rash
- swelling of the face, lips, throat, or tongue
- shortness of breath
- trouble breathing
- low blood pressure
- fainting

An additional symptom of an allergic reaction with VYVGART HYTRULO can include hives.

Infusion or injection-related reactions. VYVGART can cause infusion-related reactions. VYVGART HYTRULO can cause infusion or injection-related reactions. These reactions can happen during or shortly after your VYVGART infusion or VYVGART HYTRULO injection. Tell your healthcare provider if you have any of the following symptoms of an infusion or injection-related reaction:
- high blood pressure
- chills
- shivering
- chest, stomach, or back pain

The most common side effects of VYVGART or VYVGART HYTRULO include respiratory tract infection, headache, and urinary tract infection. An additional common side effect with VYVGART HYTRULO includes injection site reactions.

These are not all the possible side effects of VYVGART or VYVGART HYTRULO. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

What is VYVGART^® (efgartigimod alfa-fcab) for intravenous (IV) infusion and what is VYVGART HYTRULO^® (efgartigimod alfa and hyaluronidase-qvfc) for subcutaneous injection?

VYVGART and VYVGART HYTRULO are both prescription medicines used to treat adults with generalized myasthenia gravis (gMG) who are anti-acetylcholine receptor (AChR) antibody positive.

It is not known if VYVGART or VYVGART HYTRULO is safe and effective in children.

Please see full Prescribing and Patient Information for VYVGART HYTRULO for subcutaneous injection and full Prescribing Information for VYVGART for IV infusion.

Dosage forms and strengths:

VYVGART Hytrulo is available as a single-dose subcutaneous injection containing: 200 mg/mL of efgartigimod alfa and 2,000 U/mL of hyaluronidase per prefilled syringe, or 180 mg/mL of efgartigimod alfa and 2,000 U/mL of hyaluronidase per vial. VYVGART is available as a single-dose injection for intravenous use containing 400 mg/20 mL of efgartigimod alfa-fcab per vial.

IMPORTANT SAFETY INFORMATION

Before taking VYVGART or VYVGART HYTRULO, tell your healthcare provider about all of your medical conditions, including if you:

have an infection or fever.
have recently received or are scheduled to receive any vaccinations.
have any history of allergic reactions.
have kidney (renal) problems.
are pregnant or plan to become pregnant. It is not known whether VYVGART or VYVGART HYTRULO will harm your unborn baby.
- Pregnancy Exposure Registry. There is a pregnancy exposure registry for women who use VYVGART or VYVGART HYTRULO during pregnancy. The purpose of this registry is to collect information about your health and your baby. Your healthcare provider can enroll you in this registry. You may also enroll yourself or get more information about the registry by calling 1-855-272-6524 or going to VYVGARTPregnancy.com
are breastfeeding or plan to breastfeed. It is not known if VYVGART or VYVGART HYTRULO passes into your breast milk.

Tell your healthcare provider about all the medicines you take, including prescription and over-the-counter medicines, vitamins, and herbal supplements.

VYVGART or VYVGART HYTRULO can cause side effects which can be serious, including:

Infection. VYVGART or VYVGART HYTRULO may increase the risk of infection. If you have an active infection, your healthcare provider should delay your treatment with VYVGART or VYVGART HYTRULO until your infection is gone. Tell your healthcare provider right away if you get any of the following signs and symptoms of an infection:
- fever
- chills
- frequent and painful urination
- cough
- pain and blockage of nasal passages
- wheezing
- shortness of breath
- sore throat
- excess phlegm
- nasal discharge
Allergic reactions (hypersensitivity reactions). VYVGART or VYVGART HYTRULO can cause allergic reactions that can be severe. These reactions can happen during, shortly after, or weeks after your VYVGART infusion or VYVGART HYTRULO injection. Tell your healthcare provider or get emergency help right away if you have any of the following symptoms of an allergic reaction with VYVGART or VYVGART HYTRULO:
- rash
- swelling of the face, lips, throat, or tongue
- shortness of breath
- trouble breathing
- low blood pressure
- fainting

An additional symptom of an allergic reaction with VYVGART HYTRULO can include hives.

Infusion or injection-related reactions. VYVGART can cause infusion-related reactions. VYVGART HYTRULO can cause infusion or injection-related reactions. These reactions can happen during or shortly after your VYVGART infusion or VYVGART HYTRULO injection. Tell your healthcare provider if you have any of the following symptoms of an infusion or injection-related reaction:
- high blood pressure
- chills
- shivering
- chest, stomach, or back pain

The most common side effects of VYVGART or VYVGART HYTRULO include respiratory tract infection, headache, and urinary tract infection. An additional common side effect with VYVGART HYTRULO includes injection site reactions.

These are not all the possible side effects of VYVGART or VYVGART HYTRULO. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

What is VYVGART^® (efgartigimod alfa-fcab) for intravenous (IV) infusion and what is VYVGART HYTRULO^® (efgartigimod alfa and hyaluronidase-qvfc) for subcutaneous injection?

VYVGART and VYVGART HYTRULO are both prescription medicines used to treat adults with generalized myasthenia gravis (gMG) who are anti-acetylcholine receptor (AChR) antibody positive.

It is not known if VYVGART or VYVGART HYTRULO is safe and effective in children.

Please see full Prescribing and Patient Information for VYVGART HYTRULO for subcutaneous injection and full Prescribing Information for VYVGART for IV infusion.

Dosage forms and strengths:

Before taking VYVGART or VYVGART HYTRULO, tell your healthcare provider about all of your medical conditions, including if you:

have an infection or fever.
have recently received or are scheduled to receive any vaccinations.
have any history of allergic reactions.
have kidney (renal) problems.
are pregnant or plan to become pregnant. It is not known whether VYVGART or VYVGART HYTRULO will harm your unborn baby.
- Pregnancy Exposure Registry. There is a pregnancy exposure registry for women who use VYVGART or VYVGART HYTRULO during pregnancy. The purpose of this registry is to collect information about your health and your baby. Your healthcare provider can enroll you in this registry. You may also enroll yourself or get more information about the registry by calling 1-855-272-6524 or going to VYVGARTPregnancy.com
are breastfeeding or plan to breastfeed. It is not known if VYVGART or VYVGART HYTRULO passes into your breast milk.

Tell your healthcare provider about all the medicines you take, including prescription and over-the-counter medicines, vitamins, and herbal supplements.

VYVGART or VYVGART HYTRULO can cause side effects which can be serious, including:

Infection. VYVGART or VYVGART HYTRULO may increase the risk of infection. If you have an active infection, your healthcare provider should delay your treatment with VYVGART or VYVGART HYTRULO until your infection is gone. Tell your healthcare provider right away if you get any of the following signs and symptoms of an infection:
- fever
- chills
- frequent and painful urination
- cough
- pain and blockage of nasal passages
- wheezing
- shortness of breath
- sore throat
- excess phlegm
- nasal discharge
Allergic reactions (hypersensitivity reactions). VYVGART or VYVGART HYTRULO can cause allergic reactions that can be severe. These reactions can happen during, shortly after, or weeks after your VYVGART infusion or VYVGART HYTRULO injection. Tell your healthcare provider or get emergency help right away if you have any of the following symptoms of an allergic reaction with VYVGART or VYVGART HYTRULO:
- rash
- swelling of the face, lips, throat, or tongue
- shortness of breath
- trouble breathing
- low blood pressure
- fainting

An additional symptom of an allergic reaction with VYVGART HYTRULO can include hives.

Infusion or injection-related reactions. VYVGART can cause infusion-related reactions. VYVGART HYTRULO can cause infusion or injection-related reactions. These reactions can happen during or shortly after your VYVGART infusion or VYVGART HYTRULO injection. Tell your healthcare provider if you have any of the following symptoms of an infusion or injection-related reaction:
- high blood pressure
- chills
- shivering
- chest, stomach, or back pain

The most common side effects of VYVGART or VYVGART HYTRULO include respiratory tract infection, headache, and urinary tract infection. An additional common side effect with VYVGART HYTRULO includes injection site reactions.

These are not all the possible side effects of VYVGART or VYVGART HYTRULO. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

What is VYVGART^® (efgartigimod alfa-fcab) for intravenous (IV) infusion and what is VYVGART HYTRULO^® (efgartigimod alfa and hyaluronidase-qvfc) for subcutaneous injection?

VYVGART and VYVGART HYTRULO are both prescription medicines used to treat adults with generalized myasthenia gravis (gMG) who are anti-acetylcholine receptor (AChR) antibody positive.

It is not known if VYVGART or VYVGART HYTRULO is safe and effective in children.

Please see full Prescribing and Patient Information for VYVGART HYTRULO for subcutaneous injection and full Prescribing Information for VYVGART for IV infusion.

Dosage forms and strengths:

Questions? Call 1-833-VYVGART
(1-833-898-4278)

This site is intended for patients and caregivers.

Disclaimer | Privacy Policy | Contact Us |

VYVGART and VYVGART Hytrulo are registered trademarks of argenx.

For U.S. audiences only.

US-VYV-23-00236 V9 05/2025

VYVGART for intravenous (IV) infusion is given over 1 hour at an infusion center, neurologist’s office, or at home*

VYVGART for IV infusion is given in treatment cycles with an individualized break between cycles

During each infusion, a healthcare professional will:

Find out more about the infusion process: before, during, and after

Where you will likely receive VYVGART for IV infusion

Have more questions about VYVGART for IV infusion?

Getting started with VYVGART

Talk to your neurologist

VYVGART dosing

Infusion centers in your area

Get the latest VYVGART updates

Before taking VYVGART or VYVGART HYTRULO, tell your healthcare provider about all of your medical conditions, including if you:

VYVGART or VYVGART HYTRULO can cause side effects which can be serious, including:

The most common side effects of VYVGART or VYVGART HYTRULO include respiratory tract infection, headache, and urinary tract infection. An additional common side effect with VYVGART HYTRULO includes injection site reactions.

What is VYVGART® (efgartigimod alfa-fcab) for intravenous (IV) infusion and what is VYVGART HYTRULO® (efgartigimod alfa and hyaluronidase-qvfc) for subcutaneous injection?

Dosage forms and strengths:

IMPORTANT SAFETY INFORMATION

Before taking VYVGART or VYVGART HYTRULO, tell your healthcare provider about all of your medical conditions, including if you:

VYVGART or VYVGART HYTRULO can cause side effects which can be serious, including:

The most common side effects of VYVGART or VYVGART HYTRULO include respiratory tract infection, headache, and urinary tract infection. An additional common side effect with VYVGART HYTRULO includes injection site reactions.

What is VYVGART® (efgartigimod alfa-fcab) for intravenous (IV) infusion and what is VYVGART HYTRULO® (efgartigimod alfa and hyaluronidase-qvfc) for subcutaneous injection?

Dosage forms and strengths:

Before taking VYVGART or VYVGART HYTRULO, tell your healthcare provider about all of your medical conditions, including if you:

VYVGART or VYVGART HYTRULO can cause side effects which can be serious, including:

The most common side effects of VYVGART or VYVGART HYTRULO include respiratory tract infection, headache, and urinary tract infection. An additional common side effect with VYVGART HYTRULO includes injection site reactions.

What is VYVGART® (efgartigimod alfa-fcab) for intravenous (IV) infusion and what is VYVGART HYTRULO® (efgartigimod alfa and hyaluronidase-qvfc) for subcutaneous injection?

Dosage forms and strengths:

Get the latest
VYVGART updates

What is VYVGART^® (efgartigimod alfa-fcab) for intravenous (IV) infusion and what is VYVGART HYTRULO^® (efgartigimod alfa and hyaluronidase-qvfc) for subcutaneous injection?

What is VYVGART^® (efgartigimod alfa-fcab) for intravenous (IV) infusion and what is VYVGART HYTRULO^® (efgartigimod alfa and hyaluronidase-qvfc) for subcutaneous injection?

What is VYVGART^® (efgartigimod alfa-fcab) for intravenous (IV) infusion and what is VYVGART HYTRULO^® (efgartigimod alfa and hyaluronidase-qvfc) for subcutaneous injection?