Zoster vaccine (Zoster vaccine (live, attenuated) or recombinant zoster vaccine) — Uses, Dosage, Side Effects & Safety

Drug class: Vaccine (Immunization agent)

Overview

The zoster vaccine is used to prevent shingles (herpes zoster), a painful skin rash caused by reactivation of the varicella-zoster virus—the same virus that causes chickenpox. Shingles can lead to long-term nerve pain (postherpetic neuralgia) and other complications, especially in older adults. There are two main types of zoster vaccines: a live, attenuated vaccine (Zostavax) and a recombinant, non-live vaccine (Shingrix). Shingrix is now preferred in most countries due to its higher efficacy and safety profile. The vaccine works by boosting your immune system's ability to fight the virus, reducing your risk of developing shingles and its complications. Key points: The zoster vaccine is recommended for adults aged 50 years and older, even if they have had shingles before. It does not treat active shingles or postherpetic neuralgia. Talk to your healthcare provider to see if this vaccine is right for you.

Therapeutic uses

  • Prevention of herpes zoster (shingles)
  • Prevention of postherpetic neuralgia (PHN)
  • Immunization against varicella-zoster virus (VZV)

For related Zoster vaccine guidance, compare COVID-19 vaccine.

Common side effects

  • Pain, redness, or swelling at the injection site
  • Muscle pain
  • Fatigue
  • Headache
  • Fever
  • Chills
  • Rash (at injection site or generalized)
  • Allergic reactions (rare, but serious)

Frequently Asked Questions about Zoster vaccine

Who should get the zoster vaccine?

Adults aged 50 years and older are recommended to receive the zoster vaccine, even if they have had shingles or chickenpox before.

Can I get shingles after being vaccinated?

While the vaccine greatly reduces your risk, it does not guarantee complete protection. If shingles occurs after vaccination, it is usually milder and less likely to cause complications.

Is the zoster vaccine safe for people with weakened immune systems?

The live vaccine (Zostavax) is not recommended for immunocompromised individuals. The recombinant vaccine (Shingrix) may be considered in some cases—consult your healthcare provider.

Can I receive the zoster vaccine if I have already had shingles?

Yes, vaccination is still recommended as it can help prevent future episodes and complications.

What are the most common side effects?

Common side effects include pain, redness, or swelling at the injection site, muscle aches, headache, and mild fever.

How long does protection from the zoster vaccine last?

Protection lasts at least 7 years for Shingrix and about 5 years for Zostavax, but may decrease over time.

Can I get the zoster vaccine at the same time as other vaccines?

Shingrix can be given with other inactivated vaccines. Live vaccines should be spaced at least 4 weeks apart.

Educational information only. Always consult a qualified healthcare professional before starting, stopping, or changing any medication.