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Varicella vaccine, also known as chickenpox vaccine, is a vaccine that protects against chickenpox. [9] One dose of vaccine prevents 95% of moderate disease and 100% of severe disease. [ 10 ] Two doses of vaccine are more effective than one. [ 10 ]
Chickenpox, also known as varicella (/ ˌ v ɛ r ə ˈ s ɛ l ə / VER-ə-SEL-ə), is a highly contagious disease caused by varicella zoster virus (VZV), a member of the herpesvirus family. [3] [7] [5] The disease results in a characteristic skin rash that forms small, itchy blisters, which eventually scab over. [1] It usually starts on the ...
A zoster vaccine is a vaccine that reduces the incidence of herpes zoster (shingles), a disease caused by reactivation of the varicella zoster virus, which is also responsible for chickenpox. [ 8 ] Shingles provokes a painful rash with blisters, and can be followed by chronic pain ( postherpetic neuralgia ), as well as other complications.
Varicella vaccine is rarely associated with complications in immunodeficient individuals, and rotavirus vaccines are moderately associated with intussusception. [51] At least 19 countries have no-fault compensation programs to provide compensation for those with severe adverse effects of vaccination. [54]
Since 1990, when the vaccine was introduced as a routine vaccination in children, rates of acute Hepatitis B has decreased in the United States by 82%. This vaccine is given as a series of shots, the first dose is given at birth, the second between 1 and 2 months, and the third, and possibly fourth, between 6 and 18 months.
This is an accepted version of this page This is the latest accepted revision, reviewed on 26 February 2025. Administration of a vaccine to protect against disease This article is about administration of a vaccine. For the vaccines themselves, see vaccine. See also: Immunization Medical intervention Vaccinations Girl about to be vaccinated in her upper arm ICD-9-CM 99.3 - 99.5 [edit on ...
After Michiaki Takahasi developed a vaccine against variella in the late 1960s, [6] Gershon organized the Varicella Vaccine Collaborative Study Group to study both the safety and efficacy of this vaccine. [2] This group, funded by the NIH, showed that the varicella vaccine was safe even for children who were in remission from leukemia. [7]
Chickenpox-like rashes were recognized and described by ancient civilizations; the relationship between zoster and chickenpox was not realized until 1888. [29] In 1943, the similarity between virus particles isolated from the lesions of zoster and those from chickenpox was noted. [30] In 1974 the first chickenpox vaccine was introduced. [31]