UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000059703
Receipt number R000068286
Scientific Title Efficacy of brolucizumab for diabetic macular edema and identification of treatment-resistant factors
Date of disclosure of the study information 2025/11/08
Last modified on 2025/11/08 20:44:26

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Basic information

Public title

Efficacy of brolucizumab for diabetic macular edema and identification of treatment-resistant factors

Acronym

Efficacy of brolucizumab for diabetic macular edema and identification of treatment-resistant factors

Scientific Title

Efficacy of brolucizumab for diabetic macular edema and identification of treatment-resistant factors

Scientific Title:Acronym

Efficacy of brolucizumab for diabetic macular edema and identification of treatment-resistant factors

Region

Japan


Condition

Condition

Diabetic macular edema

Classification by specialty

Ophthalmology

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To evaluate the efficacy of the treat-and-extend regimen with brolucizumab in diabetic macular edema. Additionally, to analyze various laboratory data, imaging data, and intraocular cytokines to investigate factors contributing to treatment resistance and discontinuation.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Change in best corrected visual acuity (BCVA)

Key secondary outcomes



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

Brolucizumab intravitreal injection
Aqueous humor collection

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 diagnosed with DME (regardless of severity)
2) Patients aged 20 years or older (regardless of gender)
3) Patients with untreated DME
4) Outpatients
5) Patients who have provided written informed consent to participate in this study
6) Patients with baseline corrected visual acuity between 0.8 and 0.05
7) Patients who selected the brolucizumab treat and extend regimen

Key exclusion criteria

1) Active intraocular or periorbital infection; history of idiopathic/autoimmune uveitis
2) Cases suspected of having a history of retinal vasculitis/occlusive retinal vasculitis
3) Neovascular glaucoma
4) Cerebral infarction/myocardial infarction within the past 6 months
5) Undergoing dialysis
6) Severe hypersensitivity to fluorescein or iodine
7) Patients deemed unsuitable for the study at the physician's discretion

Target sample size

50


Research contact person

Name of lead principal investigator

1st name Hideo
Middle name
Last name Akiyama

Organization

Gunma University

Division name

Ophthalmology

Zip code

371-8511

Address

3-39-15 Showa-machi, Maebashi-shi, Gunma

TEL

027-220-8338

Email

akiyamah47@gunma-u.ac.jp


Public contact

Name of contact person

1st name Kazuma
Middle name
Last name Saito

Organization

Gunma University

Division name

Ophthalmology

Zip code

371-8511

Address

3-39-15 Showa-machi, Maebashi-shi, Gunma

TEL

027-220-8338

Homepage URL


Email

kazuma3110@gunma-u.ac.jp


Sponsor or person

Institute

Gunma University

Institute

Department

Personal name



Funding Source

Organization

Self funding

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

Gunma University Hospital Clinical Research Review Board

Address

3-39-15 Showa-machi, Maebashi-shi, Gunma

Tel

027-220-8740

Email

gunmaciru-office@umin.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

2025 Year 11 Month 08 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

Open public recruiting

Date of protocol fixation

2025 Year 10 Month 30 Day

Date of IRB

2025 Year 11 Month 03 Day

Anticipated trial start date

2025 Year 11 Month 08 Day

Last follow-up date

2031 Year 11 Month 30 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2025 Year 11 Month 08 Day

Last modified on

2025 Year 11 Month 08 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000068286