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Prophylaxis of Postoperative Nausea and Vomiting with Midazolam in Intravenous Patient-Controlled Analgesia Among Female Thyroid Surgery Patients: A Randomized, Double-Blind, Controlled Trial

Prophylaxis of Postoperative Nausea and Vomiting with Midazolam in Intravenous Patient-Controlled Analgesia Among Female Thyroid Surgery Patients: A Randomized, Double-Blind, Controlled Trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2600126350
Enrollment
Unknown
Registered
2026-06-08
Start date
2026-06-10
Completion date
Unknown
Last updated
2026-06-15

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

Conditions

Postoperative pain

Interventions

Experimental group:Sufentanil combined with midazolam in postoperative patient-controlled analgesia pump
Control group:Sufentanil in postoperative patient-controlled analgesia pump

Sponsors

Qilu Hospital of Shandong University
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1. Female patients undergoing thyroid surgery; 2. Aged 18-65 years; 3. Non-smokers; 4. American Society of Anesthesiologists (ASA) physical status classification Class I-II; 5. Patients who fully understood the trial procedures, participated voluntarily and signed informed consent forms.

Exclusion criteria

Exclusion criteria: 1. History of motion sickness or nausea and vomiting; 2. Long-term use of long-acting antiemetics, emetics, opioids or glucocorticoids; 3. Patients with known heart failure, liver failure or chronic kidney disease; 4. Patients complicated with severe systemic diseases, including severe heart disease, cerebral hemorrhage, severe chronic obstructive pulmonary disease (COPD), etc.; 5. Patients with other diseases that may cause nausea or vomiting, such as hepatitis or gastric ulcer.

Design outcomes

Primary

MeasureTime frame
Incidence of PONV (nausea/vomiting) within 48 hours postoperatively;

Secondary

MeasureTime frame
The Generalized Anxiety Disorder-7 (GAD-7) scale was used to assess anxiety scores preoperatively, at 24 hours postoperatively and before discharge.;Pain scores at 6 h, 12 h, 24 h and 48 h postoperatively;

Countries

China

Contacts

Public ContactLi Dongliang

Qilu Hospital of Shandong University

Ldl@sdu.edu.cn+86 185 6008 3827

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Jun 21, 2026