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Impact of Opioid-Free Anesthesia on Postoperative Nausea and Vomiting in Day-Case Hysteroscopy: A Randomized, Double-Blind, Controlled Trial

Impact of Opioid-Free Anesthesia on Postoperative Nausea and Vomiting in Day-Case Hysteroscopy: A Randomized, Double-Blind, Controlled Trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2600122694
Enrollment
Unknown
Registered
2026-04-16
Start date
2026-04-16
Completion date
Unknown
Last updated
2026-04-20

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

Conditions

Post-operative nausea and vomit

Interventions

Experimental group:The induction protocol employed was propofol 0.4mg/kg (combined with esketamine 0.3mg/kg and lidocaine 1mg/kg)
Control group:The induction protocol employed was propofol 0.4mg/kg + sufentanil 0.3ug/kg + normal saline (the volume being equivalent to lidocaine in the opioid-free group).

Sponsors

Women’s Hospital, Zhejiang University School of Medicine
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 60 Years

Inclusion criteria

Inclusion criteria: 1. ASA classification: Grade I-II; 2. Age: 18 - 60 years old; 3. Planned for elective day surgery with hysteroscopy.

Exclusion criteria

Exclusion criteria: 1. Those with abnormal liver and kidney functions; 2. With a known history of allergy to sedatives or opioids; 3. With a history of alcohol dependence or drug abuse; 4. With morbid obesity (BMI >= 40 kg/m^2); 5. With obstructive sleep apnea syndrome (OSAS); 6. With a history of postoperative nausea and vomiting (PONV); 7. With a history of vertigo.

Design outcomes

Primary

MeasureTime frame
The incidence rate of PONV within 24 hours postoperatively;

Secondary

MeasureTime frame
Need for rescue anti emetics;Severity of PONV;Pain intensity at rest and while coughing;

Countries

China

Contacts

Public ContactSun Lihong

Women’s Hospital, Zhejiang University School of Medicine

sunlh1201@163.cm+86 571 8706 1501

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Apr 23, 2026