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Effect of Esketamine Gargle on Postoperative Sore Throat in Patients Undergoing Thyroidectomy: A Randomized, Double-Blind, Controlled Study

Effect of Esketamine Gargle on Postoperative Sore Throat in Patients Undergoing Thyroidectomy: A Randomized, Double-Blind, Controlled Study

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2600118348
Enrollment
Unknown
Registered
2026-02-04
Start date
2025-04-22
Completion date
Unknown
Last updated
2026-02-09

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

Conditions

Postoperative sore throat

Interventions

Esketamine group (experimental group):Gargle with 30ml of mouthwash [50mg Esketamine (Jiangsu Hengrui, 2ml:50mg)+28ml normal saline] for 60s 5-10min before induction.
Control group:Gargle with 30ml of 30ml normal saline for 60s 5-10min before induction.

Sponsors

Longhua District Bureau of Health, Shenzhen
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1. Age 18-65 years old, 2. Elective thyroidectomy, 3. Patients with American Society of Anesthesiologists (ASA) grade I-III

Exclusion criteria

Exclusion criteria: 1. There was previously a sore throat and hoarseness of voice; 2. Patients who had taken NSAIDs or steroid drugs or calcium channel blockers before the surgery; 3. Those with recent or recurrent respiratory infections; 4. Patients with contraindications to esketamine; 5. Those with a history of intubation difficulties or a predicted difficult airway and postoperative aspiration; 6. Patients with reflux esophagitis; 7. Pregnant and lactating women; 8. Patients with morbid obesity [Body Mass Index (BMI) > 35 kg/m^2) ] and those with mental disorders who cannot cooperate will also be excluded.

Design outcomes

Primary

MeasureTime frame
Incidence of postoperative sore throat (%);Severity of sore throat (VAS score, 0-10 points);

Secondary

MeasureTime frame
Adverse events within 48h after surgery(%);Quality of postoperative recovery (QoR-15 total score: 0-150 points);

Countries

China

Contacts

Public ContactKuang Xin

Longhua People's Hospital, Shenzhen

kx6942@163.com+86 136 8499 6516

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 15, 2026