Can I take Urea C 14 while breastfeeding?
Information in this record refers to the use of urea C14 as a diagnostic agent. No information is available on the use of urea C14 during breastfeeding. However, administration of urea C14 directly to pediatric patients is considered to be safe.[1] The International Commission on Radiological Protection recommends that breastfeeding need not be interrupted after administration of urea C14.[2]
Drug levels
Carbon 14 is a low-energy beta emitter with a physical half-life of about 5730 years.
Effects in breastfed infants
Carbon 14 is a low-energy beta emitter with a physical half-life of about 5730 years.
Possible effects on lactation
Relevant published information was not found as of the revision date.
Alternate drugs to consider
Urea C 13
References
1. Pathak CM, Kaur B, Khanduja KL . 14C-urea breath test is safe for pediatric patients. Nucl Med Commun. 2010;31:830-5. PMID: 20864821
2. Mattsson S, Johansson L, Leide Svegborn S et al. Radiation dose to patients from radiopharmaceuticals: A compendium of current information related to frequently used substances. Annex D. Recommendations on breast-feeding interruptions. Ann ICRP. 2015;44 (2 Suppl):319-21. PMID: 26069086
Last Revision Date
20160204
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Source: LactMed – National Library of Medicine (NLM)