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Trilaciclib use while Breastfeeding

Medically reviewed by Drugs.com. Last updated on Mar 29, 2025.

Drugs containing Trilaciclib: Cosela

Trilaciclib Levels and Effects while Breastfeeding

Summary of Use during Lactation

No information is available on the clinical use of trilaciclib during breastfeeding. Because of its potential toxicity in the breastfed infant, the manufacturer recommends that breastfeeding be discontinued during trilaciclib therapy and for 3 weeks after the last dose.

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

Trilaciclib

CAS Registry Number

1374743-00-6

Drug Class

Breast Feeding

Lactation

Milk, Human

Antineoplastic Agents

Enzyme Inhibitors

Protein Kinase Inhibitors

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.

Further information

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