If you have already had chickenpox, you have developed immunity to it and are unlikely to get it a second time. However, since the chickenpox virus remains in the body and hides in spinal nerve cells, some adults will develop a recurrence of chickenpox known has herpes zoster or
To avoid getting chickenpox, you should:
The chickenpox vaccine is a series of 2 injections. It is routinely given to children at ages:
Children who have not been vaccinated and have not been exposed to chickenpox can also receive the series.
In addition, the vaccine should be given to adults who do not have immunity to chickenpox. Talk to your doctor. If you have certain conditions, you will not be able to have this vaccine.
The vaccine can also reduce your risk of infection if given within 3 days of exposure to chicken pox.
If you are unable to receive the varicella vaccine, you might be able to receive varicella-zoster immune globulin. Immune globulin is a blood product that contains antibodies to the chickenpox virus.
For prevention, immune globulin is given by injection immediately after exposure to the VZV virus (within 96 hours).
It is usually only given to people who are at unusually high risk for severe complications from the disease. These may include:
If someone in your household gets chickenpox, you can prevent it from spreading by:
Chickenpox. American Academy of Family Physicians Family Doctor website. Available at:
Updated May 2010. Accessed February 29, 2016.
Chickenpox. EBSCO DynaMed Plus website. Available at: http://www.dynamed.com/topics/dmp~AN~T116084/Chickenpox. Updated September 8, 2015. Accessed October 6, 2016.
Chickenpox (varicella). Centers for Disease Control and Prevention website. Available at:
Updated November 18, 2014. Accessed February 29, 2016.
Immunization schedules for infants and children. Centers for Disease Control and Prevention website. Available at: http://www.cdc.gov/vaccines/schedules/easy-to-read/child.html. Updated February 1, 2016. Accessed February 29, 2016.
Last reviewed February 2016 by Michael Woods, MD
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