Breastfeeding after MMR shot: is it safe for baby?

NCT ID NCT02325310

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study looked at whether the measles vaccine virus can be found in the breast milk of new mothers who received the MMR vaccine shortly after giving birth. Fourteen breastfeeding women with no immunity to measles or rubella provided milk samples over two weeks. The goal was to understand if the vaccine could affect their babies, helping doctors give better safety advice.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Cochin Port Royal Hospital - Centre d'Investigation Clinique Cochin-Pasteur

    Paris, 75014, France

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