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Varicella zoster immune globulin Pregnancy and Breastfeeding Warnings

Medically reviewed by Last updated on Jan 3, 2023.

Varicella zoster immune globulin is also known as: VariZIG

Varicella zoster immune globulin Pregnancy Warnings

Use only if clearly needed.

AU TGA pregnancy category: Exempt
US FDA pregnancy category: C

-There is no data on use in pregnant women to know this drugs risks, including the risk of fetal harm or reproductive effects.

Animal studies have not been conducted. There are no controlled data in human pregnancy.

AU Exempt: Medications exempted from pregnancy classification are not absolutely safe for use in pregnancy in all circumstances. Some exempted medicines, for example the complementary medicine, St John's Wort, may interact with other medicines and induce unexpected adverse effects in the mother and/or fetus.

US FDA pregnancy category C: Animal reproduction studies have shown an adverse effect on the fetus and there are no adequate and well-controlled studies in humans, but potential benefits may warrant use of the drug in pregnant women despite potential risks.

See references

Varicella zoster immune globulin Breastfeeding Warnings

Caution is recommended.

Excreted into human milk: Unknown
Excreted into animal milk: Data not available

See references

References for pregnancy information

  1. TGA. Therapeutic Goods Administration. Australian Drug Evaluation Committee "Prescribing medicines in pregnancy: an Australian categorisation of risk of drug use in pregnancy." (2010):
  2. "Product Information. Varizig (varicella zoster immune globulin)." Cangene Corporation (2019):

References for breastfeeding information

  1. "Product Information. Varizig (varicella zoster immune globulin)." Cangene Corporation (2019):

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.