UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000020704
Receipt number R000022691
Scientific Title Clinical trial of vitamin B12 treatment for impaired awareness of hypoglycemia accompanied with autonomic dysfunction in type 1 diabetes.
Date of disclosure of the study information 2016/01/22
Last modified on 2018/01/22 09:51:37

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Basic information

Public title

Clinical trial of vitamin B12 treatment for impaired awareness of hypoglycemia accompanied with autonomic dysfunction in type 1 diabetes.

Acronym

Clinical trial of vitamin B12 treatment for impaired awareness of hypoglycemia accompanied with autonomic dysfunction in type 1 diabetes.

Scientific Title

Clinical trial of vitamin B12 treatment for impaired awareness of hypoglycemia accompanied with autonomic dysfunction in type 1 diabetes.

Scientific Title:Acronym

Clinical trial of vitamin B12 treatment for impaired awareness of hypoglycemia accompanied with autonomic dysfunction in type 1 diabetes.

Region

Japan


Condition

Condition

type 1 diabetes

Classification by specialty

Medicine in general Endocrinology and Metabolism

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To assess the efficacy of vitamin B12 treatment in type 1 diabetic patient with impaired awareness of hypoglycemia accompanied with autonomic dysfunction.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Symptoms of hypoglycemia in an insulin tolerance test(Day 21~28)).

Key secondary outcomes

Autonomic function(coefficient of variation of R-R interval, Schellong test)
Epinephrine, norepinephrine, dopamine, cortisol, ACTH, growth hormone, glucagon


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

Interventions/Control_1

Vitamin B12 intramuscularly injection 1mg three times a week for 3 weeks

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)Type 1 diabetes(Eligible participants had a known history of type 1 diabetes for at least 6 months, and had been treated for at least 6 months with a basal-bolus insulin regimen)
2)Treatment with multiple insulin injection
3)Hypoglycemia unawareness
4)Autonomic dysfunction

Key exclusion criteria

1)Patients younger than 19 years old.
2)Severe liver dysfunction
3)Severe renal failure
4)Pregnant
5)Judged as ineligible by clinical investigators

Target sample size

10


Research contact person

Name of lead principal investigator

1st name
Middle name
Last name Akihisa Imagawa

Organization

Graduate School of Medicine, Osaka University

Division name

Department of Metabolic Medicine

Zip code


Address

2-2-B5,Yamadaoka, Suita city, Osaka

TEL

06-6879-5111

Email

aimagawa@endmet.med.osaka-u.ac.jp


Public contact

Name of contact person

1st name
Middle name
Last name Shingo Fujita

Organization

Graduate School of Medicine, Osaka University

Division name

Department of Metabolic Medicine

Zip code


Address

2-2-B5,Yamadaoka, Suita city, Osaka

TEL

06-6879-5111

Homepage URL


Email

lutefs222@endmet.med.osaka-u.ac.jp


Sponsor or person

Institute

Department of Metabolic Medicine, Graduate School of Medicine, Osaka University

Institute

Department

Personal name



Funding Source

Organization

Department of Metabolic Medicine, Graduate School of Medicine, Osaka University

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


Address


Tel


Email



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

2016 Year 01 Month 22 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

Terminated

Date of protocol fixation

2016 Year 01 Month 22 Day

Date of IRB


Anticipated trial start date

2016 Year 01 Month 22 Day

Last follow-up date


Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2016 Year 01 Month 22 Day

Last modified on

2018 Year 01 Month 22 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000022691


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name