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Heparin catheter lock solution / taurolidine catheter lock solution Pregnancy and Breastfeeding Warnings

Brand names: DefenCath

Heparin catheter lock solution / taurolidine catheter lock solution Pregnancy Warnings

Use during pregnancy is not expected to result in harmful fetal effects.

US FDA pregnancy category: Not assigned

Risk summary: This drug is not intended for systemic administration. As a catheter lock solution, this product is indicated for patients with kidney failure requiring chronic hemodialysis; maternal use is not expected to result in fetal exposure to this drug.

Animal studies have not been reported. There are no controlled data on the use of either component (heparin or taurolidine) in human pregnancy.

US FDA pregnancy category Not Assigned: The US FDA has amended the pregnancy labeling rule for prescription drug products to require labeling that includes a summary of risk, a discussion of the data supporting that summary, and relevant information to help health care providers make prescribing decisions and counsel women about the use of drugs during pregnancy. Pregnancy categories A, B, C, D and X are being phased out.

See references

Heparin catheter lock solution / taurolidine catheter lock solution Breastfeeding Warnings

Use is considered acceptable.

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

Comments:
-This drug is not intended for systemic administration; therefore, breastfeeding is not expected to result in exposure to the nursing infant.
-Heparin has a high molecular weight and is not expected to be appreciably excreted into breastmilk or absorbed by the infant; no special precautions are required.

See references

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References for pregnancy information

  1. (2024) "Product Information. Defencath (heparin-taurolidine catheter lock solution)." CorMedix

References for breastfeeding information

  1. (2024) "Product Information. Defencath (heparin-taurolidine catheter lock solution)." CorMedix
  2. Bethesda (MD): National Institute of Child Health and Human Development (US) (2025) Heparin - Drugs and Lactation Database (LactMed) https://www.ncbi.nlm.nih.gov/books/NBK500921/

Further information

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