Safety and Efficacy Study of Conbercept in Diabetic Macular Edema (DME) (Sailing)

NCT ID: NCT02194634

Last Updated: 2016-01-06

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

PHASE3

Total Enrollment

248 participants

Study Classification

INTERVENTIONAL

Study Start Date

2014-07-31

Study Completion Date

2017-09-30

Brief Summary

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This study is designed to assess safety and efficacy of intravitreal injection of Conbercept on visual acuity and anatomic outcomes in patients with diabetic macular edema (DME) .

Detailed Description

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Conditions

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Diabetic Macular Edema

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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Conbercept treatment group

Conbercept injection and sham laser treatment at day 0 for 1st time, the investigators will decide whether the subjects need to get repeated treatment according to monthly assessment.

Group Type EXPERIMENTAL

Conbercept

Intervention Type DRUG

Intravitreal injection of 0.5 mg Conbercept at first month, then repeated as needed.

Sham laser

Intervention Type OTHER

Sham laser at first month, then repeated as needed.

Laser treatment group

Laser treatment and sham injection at day 0 for 1st time, the investigators will decide whether the repeated laser treatment is needed according to monthly results during the visit after 3 months.

Group Type ACTIVE_COMPARATOR

Sham injection

Intervention Type OTHER

Sham intravitreal injection at first month, then repeated as needed.

Laser

Intervention Type PROCEDURE

Laser treatment at first month, then repeated as needed.

Interventions

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Conbercept

Intravitreal injection of 0.5 mg Conbercept at first month, then repeated as needed.

Intervention Type DRUG

Sham injection

Sham intravitreal injection at first month, then repeated as needed.

Intervention Type OTHER

Laser

Laser treatment at first month, then repeated as needed.

Intervention Type PROCEDURE

Sham laser

Sham laser at first month, then repeated as needed.

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

1. Patients sign informed consent, and are willing and able to comply with all the follow-ups;
2. Age ≥ 18 years , both genders;
3. Diagnosis of type 1 or type 2 diabetes mellitus;
4. Serum HbA1c ≤ 10%;
5. Study eye must meet the following criteria:

* Visual acuity impairment caused by DME with involving foveal;
* BCVA score ≥ 24 and ≤ 73 Early Treatment Diabetic Retinopathy Study (ETDRS) letters at 4 meter/1 meter of ETDRS test(Equivalent Snellen chart 20/40 to 20/320);
* Visual impairment due to Choroidal Neovascularization (CNV) secondary to high myopia.
* Central retinal thickness (CRT) ≥300μm (spectral domain Optical Coherence Tomography (OCT), the CRT measurements must be confirmed by central reading center);
* Refractive media opacities and miosis have no effect on the fundus examination.
6. Non-study eye BCVA ≥ 24 letters (equivalent to Snellen visual acuity 20/320).

Exclusion Criteria

1. Active infectious ocular inflammation in either eye;
2. Proliferative diabetic retinopathy (PDR) in the study eye, with the exception of inactive, regressed PDR;
3. Any other ocular disorder in the study eye that may cause macular edema excluded the diabetic retinopathy;
4. Iris neovascularization in the study eye;
5. Uncontrolled glaucoma, or history of glaucoma surgery;
6. Aphakia in the study eye;
7. History of vitrectomy in the study eye;
8. History of panretinal laser photocoagulation (PRP) in the study eye 6 months prior to the screening, or possibly need panretinal photocoagulation of the study eye during the study;
9. Liver, kidney dysfunction;
10. History of allergic reaction to fluorescein, protein agents for diagnosis or therapy, or more than 2 drug or nondrug factors, or concomitant allergic diseases.
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Chengdu Kanghong Biotech Co., Ltd.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Peking University People's Hospital

Beijing, Beijing Municipality, China

Site Status COMPLETED

Peking University Third Hospital

Beijing, Beijing Municipality, China

Site Status RECRUITING

Beijing Tongren hospital affiliated to Capital Medical University

Beijing, Beijing Municipality, China

Site Status RECRUITING

Southwest Hospital

Chongqing, Chongqing Municipality, China

Site Status RECRUITING

Daping Hospital, Research Institute of Surgery Third Military Medical University

Chongqing, Chongqing Municipality, China

Site Status RECRUITING

Zhongshan Ophthalmic Center , Sun Yat-Sen University

Guangzhou, Guangdong, China

Site Status NOT_YET_RECRUITING

Eye hospital of Henan province

Zhengzhou, Henan, China

Site Status RECRUITING

Wuhan General Hospital of Guangzhou Military

Wuhan, Hubei, China

Site Status RECRUITING

Wuxi No.2 People's Hospital

Wuxi, Jiangsu, China

Site Status RECRUITING

He eye hospital

Shenyang, Liaoning, China

Site Status RECRUITING

Shanghai First People's Hospital

Shanghai, Shanghai Municipality, China

Site Status RECRUITING

Renji hospital shanghai jiaotong university school of medcine

Shanghai, Shanghai Municipality, China

Site Status RECRUITING

Xijing Hospital

Xian, Shanxi, China

Site Status RECRUITING

West China Hospital of Sichuan University

Chengdu, Sichuan, China

Site Status RECRUITING

Eye center of Tianjin mendical university

Tianjin, Tianjin Municipality, China

Site Status RECRUITING

The Affiliated Eye Hospital of WMC

Wenzhou, Zhejiang, China

Site Status RECRUITING

Peking Union Medical College Hospital

Beijing, , China

Site Status RECRUITING

Countries

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China

Central Contacts

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Xun Xu, professor

Role: CONTACT

86-21-63240090

References

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Liu K, Wang H, He W, Ye J, Song Y, Wang Y, Liu X, Wu Z, Chen S, Fan K, Liu Y, Zhang F, Li Z, Liu L, Zhang J, Zhang X, Ye J, Liang X, Li X, Ke X, Wu Q, Li J, Tao S, Wang X, Rosenfeld P, Heier JS, Kaiser P, Xu X. Intravitreal conbercept for diabetic macular oedema: 2-year results from a randomised controlled trial and open-label extension study. Br J Ophthalmol. 2022 Oct;106(10):1436-1443. doi: 10.1136/bjophthalmol-2020-318690. Epub 2021 May 17.

Reference Type DERIVED
PMID: 34001667 (View on PubMed)

Other Identifiers

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KHSWKH902010

Identifier Type: -

Identifier Source: org_study_id

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