UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000027373
Receipt number R000031368
Scientific Title Study on the concentration of methotrexate polyglutamates in erythrocytes for the purpose of formulating the evidence-based guideline of diagnosis and treatment on juvenile idiopathic arthritis
Date of disclosure of the study information 2017/05/17
Last modified on 2020/11/18 19:26:09

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Basic information

Public title

Study on the concentration of methotrexate polyglutamates in erythrocytes for the purpose of formulating the evidence-based guideline of diagnosis and treatment on juvenile idiopathic arthritis

Acronym

Study on the concentration of methotrexate polyglutamates in erythrocytes in management for juvenile idiopathic arthritis

Scientific Title

Study on the concentration of methotrexate polyglutamates in erythrocytes for the purpose of formulating the evidence-based guideline of diagnosis and treatment on juvenile idiopathic arthritis

Scientific Title:Acronym

Study on the concentration of methotrexate polyglutamates in erythrocytes in management for juvenile idiopathic arthritis

Region

Japan


Condition

Condition

Juvenile idiopathic arthritis

Classification by specialty

Clinical immunology Pediatrics

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

The concentration of methotrexate polyglutamates in erythrocytes shows race difference and difference between administration ways. We aim to formulate diagnose and treatment guideline by evaluating concentration of methotrexate polyglutamates and the correlation with efficacy and safety.

Basic objectives2

Pharmacokinetics

Basic objectives -Others


Trial characteristics_1

Confirmatory

Trial characteristics_2

Pragmatic

Developmental phase

Not applicable


Assessment

Primary outcomes

Concentration of MTX-PG in every age and administered dose
Disease activity score ( JADAS-27)

Key secondary outcomes

Adverse effects (nausea, liver transaminase abnormality, increase of infection)


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

2 years-old <=

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

Patients with juvenile idiopathic arthritis who was prescribed the stable dose of methotrexate for 4 weeks

Key exclusion criteria

Patients who was prescribed increasing or decreasing dose of methotrexate in 4 weeks.
Patients who was prescribed other immunosuppressants.
Patients that the consent to enroll in this study was not obtained.

Target sample size

50


Research contact person

Name of lead principal investigator

1st name Nami
Middle name
Last name Okamoto MD. Ph.D

Organization

Graduate school of medicine, Osaka Medical College

Division name

Department of Pediatrics

Zip code

569-8686

Address

Takatsuki-city

TEL

09038707539

Email

ped029@osaka-med.ac.jp


Public contact

Name of contact person

1st name Nami
Middle name
Last name Okamoto MD. Ph.D

Organization

Graduate School of Medicine, Osaka Medical College

Division name

Department of Pediatrics

Zip code

569-8686

Address

Takatsuki-city

TEL

09038707539

Homepage URL


Email

ped029@osaka-med.ac.jp


Sponsor or person

Institute

Department of lifetime clinical immunology, Graduate school of medical and dental sciences, Tokyo Medical and Dental University

Institute

Department

Personal name



Funding Source

Organization

Ministry of Health, Labour and Welfare

Organization

Division

Category of Funding Organization

Japanese Governmental office

Nationality of Funding Organization

Japan


Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

IRB of Osaka Medical College

Address

2-7 Daigaku-machi

Tel

072-683-1221

Email

rinri@art.osaka-med.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

2017 Year 05 Month 17 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


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

Main results already published

Date of protocol fixation

2016 Year 10 Month 20 Day

Date of IRB

2016 Year 07 Month 05 Day

Anticipated trial start date

2016 Year 12 Month 01 Day

Last follow-up date

2022 Year 07 Month 04 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

prospective study, case control sampling


Management information

Registered date

2017 Year 05 Month 17 Day

Last modified on

2020 Year 11 Month 18 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000031368


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name