CASRN: 50-65-7
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.
Publication Details
Publication History
Last Revision: July 20, 2020.
Copyright
Attribution Statement: LactMed is a registered trademark of the U.S. Department of Health and Human Services.
Publisher
National Institute of Child Health and Human Development, Bethesda (MD)
NLM Citation
Drugs and Lactation Database (LactMed®) [Internet]. Bethesda (MD): National Institute of Child Health and Human Development; 2006-. Niclosamide. [Updated 2020 Jul 20].