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Gastric Emptying of Water and Sports Drink in Labor

Examining the Gastric Emptying Halftime of Water Versus a Carbohydrate in Early Labor

Who can join

Ages 18 to 50 · Women

Inclusion Criteria:

* Gestational age of 36 weeks or greater
* American Society of Anesthesiology Physical Status 2 or 3
* Induction of labor or early labor (cervical dilation \< 6cm)
* Singleton gestation

Exclusion Criteria:

* Recent food ingestion (\<3 hours)
* Preeclampsia
* Receiving magnesium sulfate
* Having received narcotics within 12 hours
* Diabetes mellitus
* Multiple gestations
* Active nausea or reflux symptoms

About the study

To determine the half time of the emptying of the stomach of women in early labor with and without epidural pain relief when drinking either water or a carbohydrate-based sports drink.

What is being tested

• Sports drink (dietary supplement)
• Water (dietary supplement)

Sponsor: Beth Israel Deaconess Medical Center · Participants: 108 · Started: Feb 1, 2021

Contact the study team

Official record on ClinicalTrials.gov — NCT04229043

Locations in the U.S.

From ClinicalTrials.gov, data retrieved Oct 1, 2026. Each study sets its own eligibility; the study team decides who can join.