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Delirium Prevention Study

A single-arm phase II study of ramelteon with suvorexant for prevention of postoperative delirium in patients with esophageal cancer

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCTs041220147
Enrollment
45
Registered
2023-03-01
Start date
2023-04-28
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

Esophageal cancer

Interventions

Taking ramelteon of 8 mg will be started 7 days before the operation. Taking suvorexant of 15 mg will be started the day before the operation. Ramelteon and suvorexant will be then resumed from the da

Sponsors

Tsubosa Yasuhiro
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Histologically proven esophageal cancer 2) Planned radical esophagectomy 3) Age>=60 years old 4) PS 0 or 1 5) Oral medication able to be ingested without bowel obstruction or bleeding 6) WBC >= 3,000 /mm3 PLT >= 100,000 /mm3 AST<=100 IU/L,ALT<=100 IU/L T-Bil<=2.0 mg/dl Cre<= 1.5 mg/dl 7)Written informed consent

Exclusion criteria

Exclusion criteria: 1) Dementia 2) Habitual use of psychotropic drug use 3) Uncontrolled diabetes 4) CAM-ICU not able to be performed 5) Habitual use of opioid or steroid 6) A history of hypersensitivity to ramelteon 7) Habitual use of drugs that inhibit or induce CYP3A

Design outcomes

Primary

MeasureTime frame
The incidence of postoperative delirium (CAM-ICU)

Secondary

MeasureTime frame
(1) Incidence of delirium based on the criteria of the Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM-5) (2) Incidence hyperactive delirium (3) Duration of delirium (4) Treatment of delirium (5) Intraoperative complications (6) Postoperative complication (7) Adverse events associated with ramelteon and suvorexant (8) Postoperative hospital stay

Contacts

Public ContactSyuhei Mayanagi

Shizuoka Cancer Center

s.mayanagi@scchr.jp+81-55-989-5222

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026