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NCT05670561

Effects of Esketamine on Acute Abdominal Pain After TACE in Patients With Hepatocellular Carcinoma

Status unknown Phase 4 Last updated 29 March 2023
What this trial tests

Phase 4 trial testing Esketamine in Hepatocellular Carcinoma in 60 participants. Status unknown.

Timeline
5 January 2023
Primary endpoint
30 June 2023
30 July 2023

Quick facts

Lead sponsorThe Second Affiliated Hospital of Chongqing Medical University
PhasePhase 4
StatusStatus unknown
Study typeINTERVENTIONAL
Allocationrandomized
Designparallel
Maskingdouble
Primary purposetreatment
Enrollment60
Start date5 January 2023
Primary completion30 June 2023
Estimated completion30 July 2023
Sites1 location across China

Drugs / interventions tested

Conditions studied

Sponsor

The Second Affiliated Hospital of Chongqing Medical University

Who can join

Adults 18 to 80, any sex, with Hepatocellular Carcinoma or Transcatheter Arterial Chemoembolization. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

Pain is the main complication after TACE(Transcatheter Arterial Chemoembolization) for hepatocellular carcinoma, and its pathogenesis is not clear.The pain may be related to partial liver tissue swelling after blocking the tumor blood supply artery embolization agent, transient hepatic swelling causing tension or strain on the liver capsule, and chemical irritation by the anticancer drug-Lipiodol mixture,the inadvertent embolization of normal organs and individual sensitivity to pain. Ketamine produces anesthetic and analgesic effects mainly by inhibiting NMDA receptor(N-methyl-D-aspartic acid receptor), and previous studies have shown that low concentrations of ketamine have obvious analgesic effects. Not only that, ketamine also produces analgesic effects by inhibiting opioid receptors via G-protein coupling. In addition, ketamine can bind to monoaminergic receptors in the central and peripheral nervous system, showing an anticholinergic effect and producing an antispasmodic effect. Ketamine also inhibits inflammatory pain by reducing nitric oxide production by inhibiting nitric oxide synthase. Esketamine is about three to four times more potent than ketamine. Therefore,esketamine requires a lower dose, about half the dose of ketamine, to produce anesthetic and analgesic effects, with fewer side effects.

Publications & conference data

1 peer-reviewed publication reference this trial (live from Europe PMC):

  1. Emerging advances in drug delivery systems (DDSs) for optimizing cancer complications.
    Li K, Guo B, Gu J, Ta N, et al · · 2025 · cited 8× · PMID 39759851 · DOI 10.1016/j.mtbio.2024.101375

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Other trials of Esketamine

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