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Effect of dexmedetomidine on arterial lactate levels at the end of laparoscopic major hepatectomy: a randomized controlled trial

Effect of dexmedetomidine on arterial lactate levels at the end of laparoscopic major hepatectomy: a randomized controlled trial

Status
Active, not recruiting
Phases
Phase 4
Study type
Interventional
Source
TCTR
Registry ID
TCTR20251222015
Enrollment
48
Registered
2025-12-22
Start date
2025-12-01
Completion date
Unknown
Last updated
2026-08-03

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

Conditions

Liver disease undergo laparoscopic major hepatectomy Hepatectomy, lactate, dexmedetomidine

Interventions

dexmedetomidine (4 mcg/ml) infusion 0.5 mcg/kg/hr IV, administered after CO2 insufflation until completion of liver parenchymal transection,0.9%NaCl infusion IV rate to be equivalent to administering
Experimental Drug,Placebo Comparator No treatment
Dexmedetomidine group,Control group

Sponsors

King Chulalongkorn Memorial hospital
Lead Sponsor
Ratchadapisek Research Fund
Collaborator

Eligibility

Sex/Gender
All
Age
18 Years to 70 Years

Inclusion criteria

Inclusion criteria: 1. Patients scheduled for elective laparoscopic major hepatectomy, defined as liver resection involving three or more segments, performed by the hepatobiliary surgery team, 2. Age between 18 and 70 years, 3. American Society of Anesthesiologists Physical Status (ASA) classification I, II or III

Exclusion criteria

Exclusion criteria: 1. Patients who refuse to participate in the study, 2. Patients with contraindications to dexmedetomidine, such as a history of allergy to the drug, 3. Patients with severe comorbidities, such as cardiovascular, respiratory, or endocrine disorders, 4. Patients with severe bradycardia, such as high-grade atrioventricular block, 5. Patients with psychiatric disorders or those who use psychoactive substances, 6. Patients with a history or family history of malignant hyperthermia, 7. Patients with contraindications to Nefopam, such as a history of seizures or drug allergy

Design outcomes

Primary

MeasureTime frame
Peak serum lactate At immediately after liver parenchymal transection or at 2 hours after liver parenchymal transection level (mmol/L)

Secondary

MeasureTime frame
Arterial lactate at immediately after liver parenchymal transection level (mmol/L),Arterial lactate at 2 hours after liver parenchymal transection level (mmol/L),Venous lactate at 6 hours after liver parenchymal transection level (mmol/L),Lactate clearance lactate clearance at 6 hours after liver parenchymal transection percentage,Aspartate Transaminase at 6 hours after liver parenchymal transection Level (IU/L),Alanine Aminotransferase at 6 hours after liver parenchymal transection Level (IU/L),Total bilirubin at 6 hours after liver parenchymal transection level (mg/dL),Direct bilirubin at 6 hours after liver parenchymal transection level (mg/dL),Duration of mechanical ventilation From the end of surgery Duration (hours),Post operative length of hospital stay From the end of surgery duration (days)

Countries

Thailand

Contacts

Public ContactKirada Apisutimaitri

Faculty of medicine, Chulalongkorn university

kirada.api@gmail.com0814834274

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 10, 2026