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Drugs and Lactation Database (LactMed) [Internet]. Bethesda (MD): National Library of Medicine (US); 2006-.

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Drugs and Lactation Database (LactMed) [Internet].

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Niclosamide

Last Revision: July 20, 2020.

CASRN: 50-65-7

image 403400343 in the ncbi pubchem database

Drug Levels and Effects

Summary of Use during Lactation

Niclosamide is not marketed in the United States. No information is available on the clinical use of niclosamide during breastfeeding. Because niclosamide is not orally absorbed it is unlikely to adversely affect the breastfed infant. No special precautions are necessary.

Drug Levels

Maternal Levels. Relevant published information was not found as of the revision date.

Infant Levels. Relevant published information was not found as of the revision date.

Effects in Breastfed Infants

Relevant published information was not found as of the revision date.

Effects on Lactation and Breastmilk

Relevant published information was not found as of the revision date.

Substance Identification

Substance Name

Niclosamide

CAS Registry Number

50-65-7

Drug Class

Breast Feeding

Lactation

Anti-infective Agents

Antiparasitic Agents

Anthelmintics

Anticestodal Agents

Antinematodal Agents

Molluscacides

Disclaimer: Information presented in this database is not meant as a substitute for professional judgment. You should consult your healthcare provider for breastfeeding advice related to your particular situation. The U.S. government does not warrant or assume any liability or responsibility for the accuracy or completeness of the information on this Site.

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