Comparison of Lidocaine sprays in sitting and supine position for patients undergoing upper gastrointestinal endoscopy: a prospective randomized controlled trial

Status

Active, not recruiting

Phases

Phase 4

Study type

Interventional

Source

TCTR

Registry ID

TCTR20200601003

Enrollment

152

Registered

2020-06-01

Start date

2020-06-01

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

gag reflex success endoscopy position endoscopy local anesthesia

Interventions

local anesthesia for endoscopy in sitting position.,local anesthesia for endoscopy in supine position.

Active Comparator Drug,Active Comparator Drug

Lidocaine sprays in sitting ,Lidocaine sprays in supine

Eligibility

Sex/Gender

All

Age

20 Years to 80 Years

Inclusion criteria

Inclusion criteria: patients who underwent endoscopy in Thammasat university hospital.

Exclusion criteria

Exclusion criteria: history of surgery in the upper alimentary tract pregnancy allergy to lidocaine psychosis emergency unstable vital signs

Design outcomes

Primary

Measure	Time frame
efficay of lidocaine spray at endoscopy questionnaire	—

Secondary

Measure	Time frame
safety after endoscopy clinical observation	—

Countries

Thailand

Contacts

Public Contactprasit mahawongkajit

Thammasat University

prasit_md@yahoo.com0817339626

Outcome results

None listed

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