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Antivenin (black widow spider) Pregnancy and Breastfeeding Warnings

Brand names: Antivenin (Latrodectus Mactans)

Antivenin (black widow spider) Pregnancy Warnings

Use is not recommended unless clearly needed.

US FDA pregnancy category: C

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

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

Antivenin (black widow spider) Breastfeeding Warnings

Caution is recommended.

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

See references

References for pregnancy information

  1. (2022) "Product Information. Antivenin (Latrodectus mactans) (antivenin (black widow spider))." Merck & Co., Inc

References for breastfeeding information

  1. (2022) "Product Information. Antivenin (Latrodectus mactans) (antivenin (black widow spider))." Merck & Co., Inc

Further information

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