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Effect of Continuous Infusion of Esketamine on postoperative acute kidney injury and outcomes in patients undergoing cardiac surgery: A Prospective, Randomized, Double-blind, Placebo-controlled Clinical Trial

Effect of Continuous Infusion of Esketamine on postoperative acute kidney injury and outcomes in patients undergoing cardiac surgery: A Prospective, Randomized, Double-blind, Placebo-controlled Clinical Trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2600121350
Enrollment
Unknown
Registered
2026-03-30
Start date
2026-03-30
Completion date
Unknown
Last updated
2026-04-14

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

Conditions

Acute kidney injury after cardiac surgery

Interventions

Esketamine :Esketamine is continuously infused at 0.3 mg/kg/h until skin closure
Saline:Equal volume of normal saline, with the same infusion duration and rate as the experimental group.

Sponsors

Zhongshan Hospital, Fudan University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Age = 18 years; 2. Elective cardiopulmonary bypass cardiac surgery; 3. AKI risk score = 4; 4. Signed informed consent.

Exclusion criteria

Exclusion criteria: 1. Pre-existing AKI before surgery (Scr increase =26.5 µmol/L or urine output 180 mmHg and/or diastolic blood pressure >110 mmHg) or history of hypertensive crisis; 9. Severe coronary artery disease, unstable angina, myocardial infarction <3 months, NYHA Class III-IV cardiac function; 10. Increased intracranial pressure, intracranial tumor, aneurysm, epilepsy or history of epilepsy; 11. Active psychiatric disorders (schizophrenia, manic episode, major depression with suicidal tendency, etc.); 12. Uncontrolled hyperthyroidism; 13. Concurrent use of MAOIs, NMDA antagonists (such as amantadine, memantine) or psychoactive drugs; 14. History of severe drug abuse or dependence (opioids, benzodiazepines, cocaine, etc.); 15. Other conditions deemed by the investigator as unsuitable for esketamine use (such as severe sleep apnea, severe hypoxemia, etc.).

Design outcomes

Primary

MeasureTime frame
Incidence of acute kidney injury within 7 days postoperatively;

Secondary

MeasureTime frame
AKI stage distribution,;Peak Scr and change curve;Urine output indicators;Urinary kidney injury biomarker TIMP-2×IGFBP7;NETs biomarker MPO-DNA;Renal replacement therapy (RRT) requirement;Hospital resource utilization;90-day composite events;

Countries

China

Contacts

Public ContactChanghong Miao

Zhongshan Hospital, Fudan University

miao.changhong@zs-hospital.sh.cn+86 136 8197 5062

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Apr 17, 2026