UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000035353
Receipt number R000040175
Scientific Title Non-randomized confirmatory study of dabigatran bridge therapy in perioperative period of ESD for gastric neoplasms in patients on anticoagulant
Date of disclosure of the study information 2019/01/01
Last modified on 2021/12/25 17:51:34

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Basic information

Public title

Non-randomized confirmatory study of dabigatran bridge therapy in perioperative period of ESD for gastric neoplasms in patients on anticoagulant

Acronym

Dabigatran bridge therapy for gastric ESD

Scientific Title

Non-randomized confirmatory study of dabigatran bridge therapy in perioperative period of ESD for gastric neoplasms in patients on anticoagulant

Scientific Title:Acronym

Dabigatran bridge therapy for gastric ESD

Region

Japan


Condition

Condition

gastric cancer

Classification by specialty

Gastroenterology

Classification by malignancy

Malignancy

Genomic information

NO


Objectives

Narrative objectives1

To evaluate the short term outcome of dabigatran bridge therapy in perioperative period of ESD for gastric neoplasms for the cases with anticoagulants(warfarin, rivaloxaban, or apixaban)for non valvlar antral fibrillation.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1

Confirmatory

Trial characteristics_2

Pragmatic

Developmental phase

Phase II


Assessment

Primary outcomes

Delayed bleeding rate of all registered cases

Key secondary outcomes

THe rate of throbmbotic events of all cases, Delayed bleeding rate for each cases, The duration of hospitalization, The rate of severe complications.


Base

Study type

Interventional


Study design

Basic design

Single arm

Randomization

Non-randomized

Randomization unit


Blinding

Open -no one is blinded

Control

Uncontrolled

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

1

Purpose of intervention

Treatment

Type of intervention

Medicine Maneuver

Interventions/Control_1

In the perioperative period, we change the anticoagulant (warfarin, rivaroxaban, apixaban, edoxaban) to dabigatran and performe ESD to gastric neoplasms.

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 Having gastric cancer indicated ESD according to Japanese guideline
2 Over 20 years old
3 Performance status of 0-3
4 Having non- valvular Af in CHADS-2 score of 0-4
5 Taking warfarin, rivaroxaban, or apixaban continuously for prophylactics of thrombotic events, over 28 days before registration
6 Patients on antiplatelet agents such as aspirin or thienopyridine are not excluded.
7 Over 30 mL/min of CCr (or over 30mL/min/1.73m2 of EGFR) in examination within 56 days from registration
8 Over 10g/dl of Hb and over 5x104/mm3 of platelet count within 56 days from registration without transfusion in 14 days.
9 Able to observe patient for 56 days after ESD
10 Obtained a consent from prescribing doctor of anticoagulant
11 Obtained a consent from the patient

Key exclusion criteria

1 Patients with non-valvular Af in CHADS2 score of 5 or 6
2 Have allergy for dabigatran
3 Have a plan to perform endoscopic resection for esophageal or duodenal lesion simultaneously
4 Had endoscopic treatment within 28 days from registration
5 Have infection requiring systemic treatments
6 Being or possible pregnant
7 Having psychiatric disorder and judged unsuitable for the clinical study.
8 Continuous systemic use of steroid
9 Using itraconazole which is contraindications of combination with dabigatran
10 Unstable angina (newly occurring or a worsening over the 3 weeks prior to ESD) or myocardial infarction within 6 months prior to ESD
11 Severe respiratory disease requiring continuous oxygen supply
12 Uncontrollable hypertension
13 Uncontrollable diabetes mellitus
14 Patients judged unsuitable for clinical study by investigators

Target sample size

150


Research contact person

Name of lead principal investigator

1st name Toshiyuki
Middle name
Last name Yoshio

Organization

Cancer Institute Hospital

Division name

Department of Gaastoroenterology

Zip code

135-8550

Address

3-8-31, Ariake, Koto-ku, Tokyo, Japan

TEL

03-3520-0111

Email

toshiyuki.yoshio@jfcr.or.jp


Public contact

Name of contact person

1st name Toshiyuki
Middle name
Last name Yoshio

Organization

Cancer Institute Hospital

Division name

Gastroenterology

Zip code

135-8550

Address

3-8-31, Ariake, Koto-ku, Tokyo, Japan

TEL

03-3520-0111

Homepage URL


Email

toshiyuki.yoshio@jfcr.or.jp


Sponsor or person

Institute

Cancer Institute Hospital

Institute

Department

Personal name



Funding Source

Organization

The Japanese Foundation for research and promotion of Endoscopy

Organization

Division

Category of Funding Organization

Non profit foundation

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Cncer Institute Hospital

Address

3-8-31, Ariake, Koto-ku, Tokyo, Japan

Tel

03-3520-0111

Email

keiko.ohta@jfcr.or.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

斗南病院(北海道)、国立病院機構函館病院(北海道)、弘前大学医学部附属病院(青森県)、東北大学病院(宮城県)、仙台厚生病院(宮城県)、国立国際医療研究センター国府台病院(千葉県)、国立がん研究センター中央病院(東京都)、慶応義塾大学(東京都)、虎の門病院(東京都)、がん研有明病院(東京都)、名古屋大学医学部附属病院(愛知県)、石川県立中央病院(石川県)、金沢大学附属病院(石川県)、
福井県立病院(福井県)、市立豊中病院(大阪府)、大阪市立総合医療センター(大阪府)、JCHO大阪病院(大阪府)、大阪府立急性期・総合医療センター(大阪府)、大阪市立大学医学部附属病院(大阪府)、関西労災病院(兵庫県)、和歌山県立医科大学附属病院(和歌山県)、山口大学医学部附属病院(山口県)、愛媛大学医学部附属病院(愛媛県)、愛媛県立中央病院(愛媛県)


Other administrative information

Date of disclosure of the study information

2019 Year 01 Month 01 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

Enrolling by invitation

Date of protocol fixation

2018 Year 09 Month 15 Day

Date of IRB

2019 Year 03 Month 26 Day

Anticipated trial start date

2019 Year 03 Month 26 Day

Last follow-up date

2024 Year 02 Month 28 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2018 Year 12 Month 23 Day

Last modified on

2021 Year 12 Month 25 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000040175


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name