Skip to main content

Acetohydroxamic acid Pregnancy and Breastfeeding Warnings

Medically reviewed by Last updated on Aug 31, 2022.

Acetohydroxamic acid is also known as: Lithostat

Acetohydroxamic acid Pregnancy Warnings

Animal studies have revealed evidence of teratogenicity (retarded and/or clubbed rear leg, exencephaly, and encephalocele). There are no controlled data in human pregnancy.

US FDA pregnancy category X: Studies in animals or humans have demonstrated fetal abnormalities and/or there is positive evidence of human fetal risk based on adverse reaction data from investigational or marketing experience, and the risks involved in use of the drug in pregnant women clearly outweigh potential benefits.

Use is contraindicated.

US FDA pregnancy category: X

-This drug can harm a developing fetus.
-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

Acetohydroxamic acid Breastfeeding Warnings

A decision should be made to discontinue breastfeeding or discontinue the drug, taking into account the importance of the drug to the mother.

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

-The effects in the nursing infant are unknown.

See references

References for pregnancy information

  1. "Product Information. Lithostat (acetohydroxamic acid)." Mission Pharmacal Company (2001):

References for breastfeeding information

  1. "Product Information. Lithostat (acetohydroxamic acid)." Mission Pharmacal Company (2001):

Further information

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