cyanocobalamin · Medicine question

How can oral contraceptives affect serum cyanocobalamin levels, and is this interaction likely to be clinically significant?

Name: How can oral contraceptives affect serum cyanocobalamin levels, and is this interaction likely to be clinically significant?
Published: 2026-11-08T01:45:08.370Z

iatroX medicinesPublished 8 November 2026

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Oral contraceptives may lower serum cyanocobalamin levels, but this interaction is unlikely to have clinical significance.

Sources for this answer

Cyanocobalamin 50 micrograms Film-coated TabletsGlenmark Pharmaceuticals Europe Ltd · emc · SmPC §4.5 Interaction with other medicinal products · Version 2Document updated 27 October 2023

Sources checked 8 November 2026

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