Comparison the effects of remazolam and propofol on upper airway obstruction in patients with general anesthesia without intubation

Status

Active, not recruiting

Phases

Phase 4

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2300068540

Enrollment

Unknown

Registered

2023-02-22

Start date

2023-06-05

Completion date

Unknown

Last updated

2023-05-22

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

Conditions

upper airway obstruction

Interventions

Group 1:Induction and maintenance of anaesthesia with remazolam

Group 2:Induction and maintenance of anaesthesia with propofol

Eligibility

Sex/Gender

All

Age

18 Years to 60 Years

Inclusion criteria

Inclusion criteria: Patients aged 18-60 years, with ASA 1-3, who were to undergo unintubated intravenous anesthesia (painless gastroscopy, painless colonoscopy, or painless hysteroscopy).

Exclusion criteria

Exclusion criteria: Pregnant women, patients with allergic history to study drugs, patients with preoperative sedative or analgesic use, patients with perioperative cognitive dysfunction, patients with preoperative severe systemic diseases, patients with difficult airway, patients with maxillofacial trauma or surgery history, patients with severe anemia or peripheral vascular disease.

Design outcomes

Primary

Measure	Time frame
The rate of Upper airway obstruction;	—

Secondary

Measure	Time frame
Duration of apnea;Time of onset of apnea;Number of movements;complications;	—

Countries

China

Contacts

Public ContactJibin Xing

The Third Affiliated Hospital of Sun Yat-sen University

xingjb3@mail2.sysu.edu.cn+86 135 1272 8239

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026