Residual gastric volume after bowel preparation with polyethylene glycol for elective colonoscopy

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

TCTR

Registry ID

TCTR20220112001

Enrollment

398

Registered

2022-01-12

Start date

2021-02-18

Completion date

Unknown

Last updated

2026-08-03

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

Conditions

The concern for aspiration risk from high volume bowel preparation Bowel preparation, Residual gastric volume, EGD, Colonoscopy

Interventions

Bowel preparation with split dose 1.5L polyethylene day before EGD /colonoscopy. And 1.5 L same day EGD /colonoscopy ,Bowel preparation with 2L of PEG same day EGD /colonoscopy ,Bowel preparation 3L o

Experimental Drug,Experimental Drug,Experimental Drug

Split dose PEG 1.5 L,Split dose PEG,PEG 3 L

Eligibility

Sex/Gender

All

Age

18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1 patient that going for EGD with colonoscopy OPD case 2 Age 18-80 year old 3 Imformed to participate the study

Exclusion criteria

Exclusion criteria: GI obstruction,Severe constipation,Previous history of colorectal resection,Liver cirrhois with ascitis, Imparied renal function GFR<30, Congestive heart failure, Pregnancy

Design outcomes

Primary

Measure	Time frame
Residual gastric volume between Split dose PEG , 2L PEG and 3L PEG At day EGD/colonoopy Residual gastric volume	—

Secondary

Measure	Time frame
Quality of bowel preparation The day EGD/Colonoscopy Quality of bwel preparation between split dose PEG group , 2L PEG group and 3L PEG group	—

Countries

Thailand

Contacts

Public ContactPotjanawan Sinsuwongwat

Faculty of medicine Ramathibodi Hospital, Mahidol University

Ppotjanawan@gmail.com0804736865

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026