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Vincristine Pregnancy and Breastfeeding Warnings

Vincristine is also known as: Oncovin, Vincasar PFS

Medically reviewed on Aug 6, 2018

Vincristine Pregnancy Warnings

Animal studies have revealed evidence of embryotoxicity and teratogenicity. There are no controlled data in human pregnancy.

AU TGA pregnancy category D: Drugs which have caused, are suspected to have caused or may be expected to cause, an increased incidence of human fetal malformations or irreversible damage. These drugs may also have adverse pharmacological effects. Accompanying texts should be consulted for further details.

US FDA pregnancy category D: There is positive evidence of human fetal risk based on adverse reaction data from investigational or marketing experience or studies in humans, but potential benefits may warrant use of the drug in pregnant women despite potential risks.

Use is not recommended.

AU TGA pregnancy category: D
US FDA pregnancy category: D

Comments:
-This drug can harm a developing fetus.
-Adequate methods of contraception should be encouraged.
-If this drug is used during pregnancy, or if the patient becomes pregnant while taking this drug, the patient should be apprised of the potential harm to the fetus.

See references

Vincristine Breastfeeding Warnings

Use is contraindicated.

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

Comments:
-The effects in the nursing infant are unknown.
-Chemotherapy may adversely affect the normal microbiome and chemical makeup of breastmilk.

Most sources consider breastfeeding to be contraindicated during maternal antineoplastic drug therapy. It is probably impractical to resume breastfeeding after finishing this drug because of its long half-life.

See references

References for pregnancy information

  1. "Product Information. Vincasar PFS (vinCRIStine)." Teva SICOR Pharmaceuticals Inc, Irvine, CA.

References for breastfeeding information

  1. "Product Information. Vincasar PFS (vinCRIStine)." Teva SICOR Pharmaceuticals Inc, Irvine, CA.

Further information

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

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