UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000026704
Receipt number R000030656
Scientific Title A study investigating the effect of CYP2C19 polymorphism on the therapeutic efficacy in patients with eosinophilic esophagitis
Date of disclosure of the study information 2017/03/27
Last modified on 2023/03/31 17:01:45

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Basic information

Public title

A study investigating the effect of CYP2C19 polymorphism on the therapeutic efficacy in patients with eosinophilic esophagitis

Acronym

CYP2C19 polymorphism in patients with eosinophilic esophagitis

Scientific Title

A study investigating the effect of CYP2C19 polymorphism on the therapeutic efficacy in patients with eosinophilic esophagitis

Scientific Title:Acronym

CYP2C19 polymorphism in patients with eosinophilic esophagitis

Region

Japan


Condition

Condition

Eosinophilic esophagitis

Classification by specialty

Gastroenterology

Classification by malignancy

Others

Genomic information

YES


Objectives

Narrative objectives1

To clarify whether CYP2C19 polymorphism iis associated with the therapeutic effect of proton pump inhibitor in patients with eosinophilic esophagitis

Basic objectives2

Others

Basic objectives -Others

To clarify the relationship between CYP2C19 polymorphism and secondary failure on proton pump inhibitor treatment

Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

presence or absence of improvement of eosinophilic infiltration 2 month after administration of proton pump inhibitor

Key secondary outcomes



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

20 years-old <=

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

1) Patients who are diagnosed with eosinophilic esophagitis at our hospital
2) Patients who are obtained informed consent prior the study

Key exclusion criteria

1) Patients who are not treated by proton pump inhibitor or those who are not scheduled to treat by proton pump inhibitor
2) Patients who are judged inadequate for this study

Target sample size

150


Research contact person

Name of lead principal investigator

1st name Norihisa
Middle name
Last name Ishimura

Organization

Shimane University School of Medicine

Division name

Department of Internal Medicine II

Zip code

6938501

Address

89-1, Enya-cho, Izumo, Shimane

TEL

0853-20-2190

Email

ishimura@med.shimane-u.ac.jp


Public contact

Name of contact person

1st name Norihisa
Middle name
Last name Ishimura

Organization

Shimane University School of Medicine

Division name

Department of Internal Medicine II

Zip code

6938501

Address

89-1, Enya-cho, Izumo, Shimane

TEL

0853-20-2190

Homepage URL


Email

ishimura@med.shimane-u.ac.jp


Sponsor or person

Institute

Shimane University School of Medicine

Institute

Department

Personal name



Funding Source

Organization

Shimane University School of Medicine

Organization

Division

Category of Funding Organization

Self funding

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Clinical Research Center, Shimane University Hospital

Address

89-1 Enya-cho, Izumo, Shimane

Tel

0853-20-2515

Email

kenkyu@med.shimane-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

2017 Year 03 Month 27 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

Completed

Date of protocol fixation

2017 Year 01 Month 11 Day

Date of IRB

2017 Year 01 Month 11 Day

Anticipated trial start date

2017 Year 03 Month 27 Day

Last follow-up date

2022 Year 01 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

CYP2C19 polymorphism is measured in patients with eosinophilic esophagitis. Then, the relationship between CYP2C19 polymorphism and therapeutic effect of proton pump inhibitor is evaluated.


Management information

Registered date

2017 Year 03 Month 26 Day

Last modified on

2023 Year 03 Month 31 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000030656


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name