UMIN-ICDS Clinical Trial

Unique ID issued by UMIN UMIN000061930
Receipt number R000070853
Scientific Title Study on interindividual variability in pharmacokinetics, pharmacodynamics and tolerability of orexin receptor antagonists in patients with cancer
Date of disclosure of the study information 2026/06/16
Last modified on 2026/06/16 19:53:58

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Basic information

Public title

Study on interindividual variability in pharmacokinetics, pharmacodynamics and tolerability of orexin receptor antagonists in patients with cancer

Acronym

Orexin receptor antagonist PK-PD and tolerability in patients with cancer

Scientific Title

Study on interindividual variability in pharmacokinetics, pharmacodynamics and tolerability of orexin receptor antagonists in patients with cancer

Scientific Title:Acronym

Orexin receptor antagonist PK-PD and tolerability in patients with cancer

Region

Japan


Condition

Condition

Insomnia in patients with cancer

Classification by specialty

Hematology and clinical oncology Gastrointestinal surgery Hepato-biliary-pancreatic surgery
Chest surgery Endocrine surgery Breast surgery

Classification by malignancy

Malignancy

Genomic information

YES


Objectives

Narrative objectives1

The aim of this study is to explore the interindividual variability in pharmacokinetics, clinical effects on sleep-related symptoms, and tolerability of orexin receptor antagonists in patients with cancer, focusing on cancer cachexia, inflammatory cytokines, CYP3A activity, genetic polymorphisms, and concomitant medications.

Basic objectives2

Pharmacokinetics

Basic objectives -Others


Trial characteristics_1

Others

Trial characteristics_2


Developmental phase

Not applicable


Assessment

Primary outcomes

Plasma concentrations of orexin receptor antagonists on day 7 or later after initiation of treatment

Key secondary outcomes

1. Sleep-related symptoms, including nocturnal awakenings and daytime sleepiness
2. Genotyping, including CYP3A5
3. CYP3A activity marker, including 4beta-hydroxycholesterol
4. Cancer cachexia status assessed by EPCRC classification and Glasgow Prognostic Score
5. Inflammatory cytokines and inflammatory/nutritional markers, including IL-6, CRP, albumin, and total cholesterol
6. Effects of concomitant medications
7. Adverse reactions, including somnolence, dizziness, falls, and other clinically relevant symptoms


Base

Study type

Observational


Study design

Basic design


Randomization


Randomization unit


Blinding


Control


Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms


Purpose of intervention


Type of intervention


Interventions/Control_1


Interventions/Control_2


Interventions/Control_3


Interventions/Control_4


Interventions/Control_5


Interventions/Control_6


Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit

18 years-old <=

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

1. Patients aged 18 years or older with a confirmed diagnosis of solid cancer
2. Patients treated with orexin receptor antagonists
3. Patients treated in the outpatient or inpatient setting at Shinshu University Hospital
4. Patients from whom written informed consent was obtained

Key exclusion criteria

1. Patients using orexin receptor antagonists on an as-needed basis
2. Patients considered not to have reached steady-state plasma concentrations of orexin receptor antagonists
3. Patients who have undergone hematopoietic stem cell transplantation
4. Patients judged by the principal investigator to be inappropriate for the study

Target sample size

200


Research contact person

Name of lead principal investigator

1st name Takafumi
Middle name
Last name Naito

Organization

Shinshu University Hospital

Division name

Department of Pharmacy

Zip code

3908621

Address

3-1-1 Asahi, Matsumoto, Nagano 390-8621, Japan

TEL

0263373022

Email

naitou@shinshu-u.ac.jp


Public contact

Name of contact person

1st name Susumu
Middle name
Last name Sakaue

Organization

Shinshu University Hospital

Division name

Department of Pharmacy

Zip code

3908621

Address

3-1-1 Asahi, Matsumoto, Nagano 390-8621, Japan

TEL

0263373022

Homepage URL


Email

sakaue@shinshu-u.ac.jp


Sponsor or person

Institute

Shinshu University

Institute

Department

Personal name



Funding Source

Organization

MEXT, Japan

Organization

Division

Category of Funding Organization

Japanese Governmental office

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Shinshu University School of Medicine Biological and Medical Research Ethics Committee

Address

3-1-1 Asahi, Matsumoto, Nagano 390-8621, Japan

Tel

0263373099

Email

mdrinri@shinshu-u.ac.jp


Secondary IDs

Secondary IDs

NO

Study ID_1


Org. issuing International ID_1


Study ID_2


Org. issuing International ID_2


IND to MHLW



Institutions

Institutions



Other administrative information

Date of disclosure of the study information

2026 Year 06 Month 16 Day


Related information

URL releasing protocol


Publication of results

Unpublished


Result

URL related to results and publications


Number of participants that the trial has enrolled

81

Results


Results date posted


Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics


Participant flow


Adverse events


Outcome measures


Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

No longer recruiting

Date of protocol fixation

2022 Year 07 Month 29 Day

Date of IRB

2022 Year 09 Month 01 Day

Anticipated trial start date

2022 Year 09 Month 10 Day

Last follow-up date

2026 Year 03 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

Clinical laboratory values such as total protein, serum albumin, total bilirubin, aspartate aminotransferase, alanine aminotransferase, blood urea nitrogen, serum creatinine, C-reactive protein, total cholesterol, IL-6, and 4beta-hydroxycholesterol are collected to evaluate clinical responses during this study.


Management information

Registered date

2026 Year 06 Month 16 Day

Last modified on

2026 Year 06 Month 16 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/icdr_e/ctr_view.cgi?recptno=R000070853