Arexvy (Recombinant Respiratory Syncytial Virus Pre-Fusion F Protein (Rsvpref3))

Complete patient guide for uses, dosage, side effects, and safety information

Prescription Required

Quick Facts

Generic Name
Recombinant Respiratory Syncytial Virus pre-fusion F protein (RSVPreF3)
Drug Class
Vaccine
Used For
Protection against Respiratory Syncytial Virus (RSV) infection in adults over 60 and those aged 50-59 at increased risk.
How Taken
Single injection into a muscle (usually the upper arm)

What Is Arexvy Used For?

Arexvy is a vaccine designed to protect against Respiratory Syncytial Virus (RSV), a highly contagious virus that can cause respiratory infections.

Primary Uses

It is primarily used to prevent RSV infections in adults aged 60 and older, and in adults aged 50-59 who are at higher risk.

How It Works

Arexvy helps the body produce antibodies and white blood cells to reduce the risk of serious illness from RSV infection.

Good to know: Arexvy is not addictive.

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How to Take Arexvy

Arexvy is administered as a single injection by a healthcare professional.

Dosage Instructions

The dosage for Arexvy is 0.5 mL, given as a single injection.

What If You Miss a Dose?

If you miss a dose, consult your doctor to determine when you can receive it.

Important: Never double dose. Always follow your doctor's instructions.

Side Effects

Like all medications, this medicine can cause side effects. Most are mild and temporary, but some require medical attention.

Common Side Effects

These side effects occur relatively frequently and usually don’t require emergency care:

  • Itching or pain at the injection site
  • Redness and swelling at the injection site
  • Fever
  • Chills
  • Tiredness
  • Headache
  • Muscle pain
  • Joint pain
  • Runny nose
  • Feeling unwell
  • Nausea
  • Stomach pain
  • Swelling of lymph nodes

Seek immediate medical attention if you experience:

  • Allergic reactions (swelling, difficulty breathing, hives)
  • Guillain-Barré syndrome (weakness, numbness, breathing issues)

Important Warnings

There are important considerations to keep in mind before receiving Arexvy.

Who Should Not Take Arexvy

Do not receive Arexvy if you have a known allergy to any of its ingredients.

Medical Conditions to Discuss

Discuss any existing medical conditions, lowered immunity, or bleeding issues with your doctor before vaccination.

Pregnancy and Breastfeeding

Arexvy is not recommended for use during pregnancy or breastfeeding. Consult your doctor if you are pregnant or planning to become pregnant.

Elderly Patients With Dementia: Special caution is advised for elderly patients, particularly those with dementia.

Drug Interactions

Some medications may interfere with how Arexvy works.

Alcohol & Driving

Be cautious when driving or operating machinery until you know how Arexvy affects you.

Alcohol

Consult your doctor regarding alcohol consumption while receiving Arexvy.

Driving and Operating Machinery

Do not drive or operate machinery if you feel unwell.

Storage

Store Arexvy in the refrigerator between 2°C and 8°C, and protect it from light. Do not freeze.

Overdose Information

If you suspect an overdose of Arexvy, seek immediate medical attention. Contact your doctor or the Poisons Information Centre at 13 11 26.

Frequently Asked Questions

Arexvy helps your body build protection against RSV, but the exact time frame for effectiveness can vary.

There are no specific dietary restrictions mentioned for Arexvy.

No, Arexvy is not addictive.

Arexvy is a vaccine, so it is administered as a single injection and does not require ongoing use.

Consult your doctor regarding alcohol consumption while receiving Arexvy.

There is no information indicating that Arexvy causes weight gain.

Elderly patients should consult their doctor, especially if they have underlying health conditions.

Important Disclaimer

This information is intended for general educational purposes only and should not be considered medical advice. Always consult your healthcare provider or pharmacist before starting, stopping, or changing any medication.

If you think you may have a medical emergency, call your doctor or emergency services immediately.

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