UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000005780
Receipt number R000006787
Scientific Title Step down of inhaler therapy in well controlled asthmatics with ICS/LABA, Symbicort Turbuhaler.
Date of disclosure of the study information 2011/06/14
Last modified on 2017/05/09 23:19:52

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Basic information

Public title

Step down of inhaler therapy in well controlled asthmatics with ICS/LABA, Symbicort Turbuhaler.

Acronym

Step Down Study

Scientific Title

Step down of inhaler therapy in well controlled asthmatics with ICS/LABA, Symbicort Turbuhaler.

Scientific Title:Acronym

Step Down Study

Region

Japan


Condition

Condition

Bronchial asthma

Classification by specialty

Pneumology

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

In the asthmatics who are well controlled by the treatment with combination of medium dose of inhaled glucocorticoid (ICS) combined with inhaled long acting beta-2 agonist (LABA), we ask which step down therapy is better, 1) continuation of medium dose of ICS without LABA, or 2) half dose of the combination of ICS and LABA.

Basic objectives2

Safety,Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

ACQ-5 (asthma control Questionnaire-5) 12 week after step down therapy

Key secondary outcomes

number of puffs in short acting beta2-agonist use
pulmonary function
PEFR
Exhaled nitric oxide
withdrawal due to exacerbation and side effects


Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Open -no one is blinded

Control

Active

Stratification

NO

Dynamic allocation

NO

Institution consideration

Institution is not considered as adjustment factor.

Blocking

NO

Concealment

Central registration


Intervention

No. of arms

2

Purpose of intervention

Treatment

Type of intervention

Medicine

Interventions/Control_1

Inhalation of low-dose of budesonide / formoterol combination (Symbicort turbuhaler, one inhalatiom twice daily)

Interventions/Control_2

Inhalation of medium-dose of budesonide (Pulmicort 200 turbuhaler, two inhalatiom twice daily)

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

Well-controlled asthmatics with inhalation of medium-dose of budesonide / formoterol combination (Symbicort turbuhaler two inhalatiom twice daily) for twelve weeks

Key exclusion criteria

History of hypersensitivity to budesonide or formoterol
Use of systemic corticosteroids or anti-IgE antibody

Target sample size

120


Research contact person

Name of lead principal investigator

1st name
Middle name
Last name Hirotsugu Kohrogi

Organization

Kumamoto University Hospital

Division name

Respiratory Medicine

Zip code


Address

1-1-1, Honjo, Kumamoto city, Kumamoto, 860-8556 Japan

TEL

096-373-5012

Email

kokyukinaika@fc.kuh.kumamoto-u.ac.jp


Public contact

Name of contact person

1st name
Middle name
Last name Kazuhiko Fujii

Organization

Kumamoto University Hospital

Division name

Respiratory Medicine

Zip code


Address

1-1-1, Honjo, Kumamoto city, Kumamoto, 860-8556 Japan

TEL

096-373-5012

Homepage URL


Email

kokyukinaika@fc.kuh.kumamoto-u.ac.jp


Sponsor or person

Institute

Kumamoto University

Institute

Department

Personal name



Funding Source

Organization

none

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

熊本大学医学部附属病院(熊本県)
熊本中央病院(熊本県)      熊本市民病院(熊本県)    
熊本赤十字病院(熊本県)     熊本地域医療センター(熊本県)
熊本医療センター(熊本県)    NTT西日本九州病院(熊本県) 
熊本再春荘病院(熊本県)     山鹿市民医療センター(熊本県)
公立玉名中央病院(熊本県)    熊本南病院(熊本県)
球磨郡公立多良木病院(熊本県)  人吉総合病院(熊本県)
水俣総合医療センター(熊本県)  熊本労災病院(熊本県)
八代総合病院(熊本県)      上天草総合病院(熊本県)
大牟田天領病院(福岡県)     県立延岡病院(宮崎県)
済生会熊本病院(熊本県)
本庄内科病院(熊本県)      朝日野総合病院(熊本県)
たまのい内科クリニック(熊本県) 前田内科医院(熊本県)


Other administrative information

Date of disclosure of the study information

2011 Year 06 Month 14 Day


Related information

URL releasing protocol


Publication of results

Partially published


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

2011 Year 05 Month 18 Day

Date of IRB


Anticipated trial start date

2011 Year 06 Month 01 Day

Last follow-up date

2014 Year 09 Month 30 Day

Date of closure to data entry

2014 Year 09 Month 30 Day

Date trial data considered complete

2014 Year 09 Month 30 Day

Date analysis concluded

2014 Year 09 Month 30 Day


Other

Other related information



Management information

Registered date

2011 Year 06 Month 14 Day

Last modified on

2017 Year 05 Month 09 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000006787


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name