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Cefazolin Pregnancy and Breastfeeding Warnings

Cefazolin is also known as: Ancef, Kefzol

Cefazolin Pregnancy Warnings

A positive direct and indirect antiglobulin (Coombs) test may occur in neonates of mothers who received cephalosporins before delivery.

Cefazolin has been assigned to pregnancy category B by the FDA. Animal studies have failed to reveal evidence of fetal harm. There are no controlled data in human pregnancy. Levels measured in cord blood prior to caesarean section have been one-fourth to one-third of maternal levels. No adverse fetal effects have been reported. Cefazolin should only be given during pregnancy when need has been clearly established.

Cefazolin Breastfeeding Warnings

Cefazolin is excreted into human milk in small amounts. Cefazolin is considered compatible with breast-feeding by the American Academy of Pediatrics.

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