Comparison of Gastric Residual Volume after Ingestion of Carbohydrate Drink and Water in Obese Volunteers

Comparison of Gastric Residual Volume after Ingestion of Carbohydrate Drink and Water in Obese Volunteers: A Randomized Crossover Study

Status

Active, not recruiting

Phases

Phase 1

Study type

Interventional

Source

TCTR

Registry ID

TCTR20231019004

Enrollment

Registered

2023-10-19

Start date

2022-07-29

Completion date

Unknown

Last updated

2026-03-30

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Gastric Residual Volume after Ingestion of Carbohydrate Drink and Water in Obese Volunteers with Age 18 - 65 years old and body mass index greater than 29 kg/m2 Gastric Residual Volume, obesity, Carbohydrate drink

Interventions

Volunteers will receive a carbohydrate drink of 400 ml and Gastric ultrasonography was conducted at various time intervals (T1: baseline, T2: immediately post-intake, T3: 30 minutes post-intake, T4:

Active Comparator Dietary Supplement,Active Comparator Dietary Supplement

Group C,Group W

Eligibility

Sex/Gender

All

Age

18 Years to 65 Years

Inclusion criteria

Inclusion criteria: Healthy volunteers,Age 18 - 65 years old,BMI > 29 kg/m2,NPO at least 6 hours before the study

Exclusion criteria

Exclusion criteria: Diabetes Mellitus,Chronic kidney disease or End-stage renal disease, Use of any medication that affects gastric secretion or emptying (Histamine 2 receptor antagonist eg. Ranitidine/Proton pump inhibitor eg. Omeprazole/Acid neutralization eg. Aluminium hydroxide/Prokinetic eg. Domperidone) within the past 24 hours, Gastroesophageal reflux disease, Pregnancy,History of upper gastrointestinal surgery, In diet program or use appetite suppressant drug(eg. Liraglutide, Naltrexone, Phentermine, Diethylpropion) within the past 24 hours

Design outcomes

Primary

Measure	Time frame
Gastric residual volume before intake Gastric ultrasound,Gastric residual volume immediately post-intake, Gastric ultrasound,Gastric residual volume 30 minutes post-intake Gastric ultrasound,Gastric residual volume 60 minutes post-intake Gastric ultrasound,Gastric residual volume 90 minutes post-intake Gastric ultrasound,Gastric residual volume 120 minutes post-intake Gastric ultrasound	—

Secondary

Measure	Time frame
Time to empty gastric antrum - calculated from primary outcome,blood glucose levels before intake Point-of-care testing,blood glucose levels 120 minutes post-intake Point-of-care testing,hunger and thirst before intake visual analog scale,hunger and thirst 120 minutes post-intake visual analog scale	—

Countries

Thailand

Contacts

Public ContactThipok Rujirapat

Department of Anesthesiology, Faculty of Medicine, Prince of Songkla University

Thipok.ruj@gmail.com0802350777

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Apr 4, 2026