Anthropometric Measurements as Predictors of Low Birth Weight Among Tanzanian Neonates: A Hospital-Based Study
November 7, 2025
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Brand Name :
Varivax
Synonyms :
varicella virus vaccine live
Class :
Viral Live Vaccine
Brand Name :
Varivax
Synonyms :
varicella virus vaccine live
Class :
Viral Live Vaccine
Dosage Forms & StrengthsÂ
VaccineÂ
1350 plaque forming units/0.5mlÂ
Series of 2 doses: Administer dose of 0.5 ml subcutaneously or intramuscularly and repeat this minimum 4 weeks later
Dosage Forms & StrengthsÂ
VaccineÂ
1350 plaque forming units/0.5mlÂ
for minimum age of 12 months
Routine vaccination
series of 2 dose: administer 0.5 ml subcutaneously or intramuscularly
first dose: for 12 to 15 months
second dose: for 4 to 6 years old
Refer to adult dosing
may increase the toxic effect of 5-aminosalicylic Acid Derivatives
may increase the toxic effect of 5-aminosalicylic Acid Derivatives
may diminish the therapeutic efficacy when combined
when both drugs are combined, there may be a decreased therapeutic efficacy of the varicella-zoster vaccine
may decrease the effects of each other
may increase the risk of adverse effects when combined
Actions and SpectrumÂ
The chickenpox vaccine works by introducing the chickenpox virus into the body. This allows the body to build immunity against the virus, preventing it from causing the illness of chickenpox.Â
Frequency defined
>10%
Fever (15%)
Injection site swelling/erythema (20%)
Post marketing Reports
Facial edema, and peripheral edema
Thrombocytopenia
Varicella
Necrotizing retinitis
Aplastic anemia
Encephalitis
Guillain-Barré syndrome
Ataxia
Stevens-Johnson syndrome
Cerebrovascular accident
Transverse myelitis
Nonfebrile seizures
Pharyngitis
Pneumonia
Aseptic meningitis
Dizziness
Paresthesia
Black Box Warning
None
Contraindication/CautionÂ
ContraindicationÂ
HypersensitivityÂ
It is not recommended during pregnancy due to potential risks for fetusÂ
Human Immunodeficiency VirusÂ
CautionÂ
TuberculosisÂ
Pregnancy & LactationÂ
Pregnancy warnings: Do not use in pregnancy. Risks involved outweigh potential benefits. Safer alternatives exist.Â
Pregnancy Category: XÂ
Lactation: Not known if excreted in breast milk; use cautionÂ
PharmacologyÂ
When the weakened virus is introduced into the body, it begins to reproduce in the cells. This process prompts the body’s immune system to mount a defense and generate specific antibodies tailored to combat the varicella-zoster virus.Â
PharmacodynamicsÂ
An immunological response in cells is caused by the varicella virus vaccination. Memory T cells are produced when certain immune cells, such T cells, become activated.Â
PharmacokineticsÂ
AbsorptionÂ
Onset of action: 4 to 6 weeksÂ
DistributionÂ
Limited information availableÂ
MetabolismÂ
Limited information availableÂ
Elimination/ExcretionÂ
Limited information availableÂ
AdministrationÂ
It is administered intramuscularly or subcutaneously .
Patient information leafletÂ
Generic Name: varicella virus vaccine liveÂ
Why do we use varicella virus vaccine live?Â
The varicella virus vaccine is given to protect against chickenpox, a contagious illness that causes a fever and itchy skin blisters.Â
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