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Dexamethasone Alone versus Combined with Droperidol for the Prevention of Postoperative Nausea and Vomiting in Gynecological Day Surgery under Remimazolam-Alfentanil Anesthesia: A Randomized Double-Blind Controlled Trial

Dexamethasone Alone versus Combined with Droperidol for the Prevention of Postoperative Nausea and Vomiting in Gynecological Day Surgery under Remimazolam-Alfentanil Anesthesia: A Randomized Double-Blind Controlled Trial

Status
Active, not recruiting
Phases
Phase 4
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2600119674
Enrollment
Unknown
Registered
2026-03-02
Start date
2026-03-15
Completion date
Unknown
Last updated
2026-03-09

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

Conditions

Postoperative Nausea and Vomiting

Interventions

Experimental group:5 mg dexamethasone and 1 mg droperidol
Control group:5 mg dexamethasone and saline solution

Sponsors

Weifang People's Hospital
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1.Signed the informed consent form; 2.scheduled for elective gynecological day surgery; 3.classified as ASA grade I-II; 4.BMI 18.5-27.9 kg/m^2; 5.aged 18 to 65 years.

Exclusion criteria

Exclusion criteria: 1.Known or suspected allergy to dexamethasone, droperidol, or any of their components; 2.diagnosed or suspected long QT syndrome; 3.history of clinically significant arrhythmias; 4. severe electrolyte disturbances; 5.Parkinson's disease, epilepsy, or a history of extrapyramidal symptoms induced by antipsychotic medications; 6.use of any antiemetics or corticosteroids within 24 hours prior to surgery; 7.chronic regular use of opioids; 8.history of chronic conditions predisposing to nausea and vomiting, such as gastroesophageal reflux disease or motion sickness; 9.pregnant or breastfeeding women; 10.severe hepatic or renal impairment; 11.history of alcohol or drug abuse; 12.presence of mental disorders, cognitive impairment, or language communication barriers.

Design outcomes

Primary

MeasureTime frame
Incidence of PONV within 24 hours postoperatively;

Secondary

MeasureTime frame
Hemodynamic changes during anesthesia;Incidence of adverse events during anesthesia;Changes in BIS values during anesthesia;Incidence of adverse events within 24 hours postoperatively;Patient satisfaction;

Countries

China

Contacts

Public ContactFanceng Ji

Weifang People's Hospital

jifanceng@163.com+86 135 6369 8838

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Mar 14, 2026