A Clinical Study on the Efficacy and Safety of VEC Intravenous Chemotherapy Combined With Conbercept Intravitreal Injection in the Treatment of Retinoblastoma

Study Purpose

This prospective, multi-center, open single-arm Phase II clinical trial is designed to investigate the efficacy and safety of intravenous chemotherapy combined with Conbercept intravitreal injection in the treatment of retinoblastoma.

Recruitment Criteria

Accepts Healthy Volunteers

Healthy volunteers are participants who do not have a disease or condition, or related conditions or symptoms

Study Type

An interventional clinical study is where participants are assigned to receive one or more interventions (or no intervention) so that researchers can evaluate the effects of the interventions on biomedical or health-related outcomes.

An observational clinical study is where participants identified as belonging to study groups are assessed for biomedical or health outcomes.

Searching Both is inclusive of interventional and observational studies.

Eligible Ages 3 Months - 5 Years
Gender All
More Inclusion & Exclusion Criteria

Inclusion Criteria:

1. The patient's guardian signs an informed consent form and is willing to receive follow-up according to the schedule of the trial; 2. Children of more than 3 months and under 5 years of age who have not received any anti-cancer treatment; 3. The target eye must meet the following requirements: Clinically diagnosed as monocular retinoblastoma; According to the IIRC diagnostic criteria, the treatment eye is classified as Group E stage without clinical high-risk factors (Table 1); No refractive medium turbidity and/or pupillary abnormalities that affect the fundus examination; IOP≤21mmHg. 4. Sufficient organ function at baseline.

Exclusion Criteria:

Subjects with any of the following eye conditions: 1. Patients diagnosed as stage E retinoblastoma in one eye, but with high-risk factors: neovascular glaucoma; refractive interstitial opacity caused by anterior chamber, vitreous or subretinal hemorrhage; tumor invasion of optic nerve posterior to the cribriform plate and choroid (range of diameter> 2 mm), sclera, and anterior chamber; 2. Treatment-naïve pediatric patients; Patients with any of the following systemic diseases: 1. With a history of allergies or have allergic reactions to fluorescein sodium, with a history of allergies to protein products for treatment or diagnosis, and have allergic reactions to two or more drugs and/or non-drug factors, or suffering from allergic diseases; 2. Low birth weight children, and severely growth-stunted children; 3. Children who need systemic treatment for other system diseases; 4. Any condition that should be excluded from the study in the opinion of the investigator.

Trial Details

Trial ID:

This trial id was obtained from ClinicalTrials.gov, a service of the U.S. National Institutes of Health, providing information on publicly and privately supported clinical studies of human participants with locations in all 50 States and in 196 countries.


Phase 1: Studies that emphasize safety and how the drug is metabolized and excreted in humans.

Phase 2: Studies that gather preliminary data on effectiveness (whether the drug works in people who have a certain disease or condition) and additional safety data.

Phase 3: Studies that gather more information about safety and effectiveness by studying different populations and different dosages and by using the drug in combination with other drugs.

Phase 4: Studies occurring after FDA has approved a drug for marketing, efficacy, or optimal use.

Phase 2
Lead Sponsor

The sponsor is the organization or person who oversees the clinical study and is responsible for analyzing the study data.

Chengdu Kanghong Biotech Co., Ltd.
Principal Investigator

The person who is responsible for the scientific and technical direction of the entire clinical study.

Principal Investigator Affiliation N/A
Agency Class

Category of organization(s) involved as sponsor (and collaborator) supporting the trial.

Industry, Other
Overall Status Recruiting
Countries China

The disease, disorder, syndrome, illness, or injury that is being studied.

Arms & Interventions


Experimental: Conbercept intravitreal Injection


Drug: - Conbercept ophthalmic injection

Monthly injection of Conbercept from 0~5 months

Contact a Trial Team

If you are interested in learning more about this trial, find the trial site nearest to your location and contact the site coordinator via email or phone. We also strongly recommend that you consult with your healthcare provider about the trials that may interest you and refer to our terms of service below.

International Sites

Beijing Children's Hospital, Beijing, Beijing, China


Not yet recruiting


Beijing Children's Hospital

Beijing, Beijing,

Site Contact

Junyang Zhao



Henan Children's Hospital, Zhengzhou, Henan, China


Not yet recruiting


Henan Children's Hospital

Zhengzhou, Henan,

Site Contact

Xiantao Sun



Renmin Hospital of Wuhan University, Wuhan, Hubei, China


Not yet recruiting


Renmin Hospital of Wuhan University

Wuhan, Hubei,

Site Contact

Li Wu



Changsha, Hunan, China


Not yet recruiting


The Second Xiangya Hospital Of Central South University

Changsha, Hunan,

Site Contact

Jia Tan



Shanghai, Shanghai, China




Shanghai Ninth People's Hospital, Shanghai Jiaotong University School of Medicine

Shanghai, Shanghai,

Site Contact

Xianqun Fan


139 0169 6788

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