CI

At a glance

ClinicalIndex Comparison Record
N/ACompleted· 51 enrolled
Drug / intervention
Lighting1 +1 moredevice
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT01863446
NCT01863446N/ACompleted
CompareCT.gov

Effects of Light on Melatonin and Contractions in Pregnant Women

Brigham and Women's Hospital·interventional·Posted May 29, 2013·Updated Aug 27, 2024

In Brief

A clinical study evaluating Lighting1 and Lighting2 for Pregnancy. Completed, enrolled 51 participants across 1 site.

Detailed Summary

Specific Aim: Test the hypothesis that ocular light exposure will suppress melatonin secretion and reduce uterine contractions in women at late term pregnancies. Secondary aim. Test the hypothesis that ocular light exposure will reduce self-reported uterine contractions in women at late term pregnancies.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsPregnancy
CountriesUnited States
CollaboratorsHarvard University, National Institutes of Health (NIH), Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)

Timeline

N/ACompletedFinished
20132014201520162017201820192020202120222023202420252026
First PostedMay 29, 2013
Enrollment StartMay 1, 2013
Primary CompletionJun 1, 2021
Study CompletionDec 1, 2023
TodayJul 2, 2026
Enrollment to primary: 8.1 yearsPosted 13.1 years ago

Interventions

Lighting1device

Ocular light exposure to a red wavelength light

Lighting2device

Ocular light exposure to a blue/green wavelength light