Can melatonin affect labor? new study investigates

NCT ID NCT05358834

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

Summary

This study tests whether taking melatonin, a natural sleep hormone, can change the number of uterine contractions in full-term pregnant women. Researchers will give melatonin or a placebo to 120 women during the day and at night to see if it affects contractions. The goal is to understand the link between melatonin and labor, not to develop a treatment yet.

What this could mean

Our plain-language read of the trial. This is informational only โ€” not medical advice or a prediction.

Active substance
Melatonin (dietary supplement)
What this could lead to
If it works, this could help understand how melatonin influences labor timing, potentially leading to new ways to manage contractions.
What could go wrong
This is an early-stage study with only 120 participants, focused on basic physiology rather than treatment. Results may not translate into clinical practice.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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As listed by the trial registrant

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

Contacts and locations

Locations

  • Brigham and Women's Hospital

    RECRUITING

    Boston, Massachusetts, 02115, United States

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