Efficacy and Safety of Low-dose Conbercept for Retinopathy of Prematurity Therapy

NCT ID: NCT06717412

Last Updated: 2025-04-04

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

RECRUITING

Clinical Phase

NA

Total Enrollment

146 participants

Study Classification

INTERVENTIONAL

Study Start Date

2024-11-29

Study Completion Date

2026-12-31

Brief Summary

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Evaluating the Optimal Effective Dose and Safety of Conbercept in Treating Retinopathy of Prematurity (ROP)

Detailed Description

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Conditions

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Retinopathy of Prematurity (ROP)

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

DOUBLE

Participants Outcome Assessors

Study Groups

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Conbercept 0.25 mg/0.025mL

intravitreal injection in both eyes on Day 0, with up to 1 re-treatment allowed for each eye if required

Group Type ACTIVE_COMPARATOR

Conbercept

Intervention Type DRUG

Administered as an intravitreal injection

Conbercept 0.15 mg/0.015mL

intravitreal injection in both eyes on Day 0, with up to 1 re-treatment allowed for each eye if required

Group Type EXPERIMENTAL

Conbercept

Intervention Type DRUG

Administered as an intravitreal injection

Interventions

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Conbercept

Administered as an intravitreal injection

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Preterm infants with less than or equal to 2000 grams of birth weight or less than or equal to 32 weeks of gestational age
* Bilateral type 1 ROP with one of the following retinal findings in each eye
* Zone I, stage 1+, 2+, 3+/- disease, or
* Zone II, stage 2+, 3+, disease, or
* A-ROP

Exclusion Criteria

* Preterm infants with stage 4 or 5 ROP in one or both eyes
* Have received any previous surgical or nonsurgical treatment for ROP, including laser photocoagulation, anti-VEGF therapy, vitrectomy
* Have been previously exposed to any intravitreal or systemic anti-VEGF agent (either the patient or the mother during this child's pregnancy)
* Have used (either the patient or the mother) other investigational drugs as part of another clinical study (other than vitamins and minerals) within 30 days or within 5 half-lives of the other investigational drug, whichever is longer
* Have active ocular infection within 5 days before or on the day of first investigational treatment
* Have a history of hypersensitivity (either the patient or the mother) to any of the investigational treatments or to drugs of similar chemical classes
* Have any contraindication for intravitreal injection clearly stated in the instructions
* Have any ocular structural abnormality that may affect efficacy assessments
* Have a history of any other congenital or systemic conditions that are assessed by the investigator to have a significant risk of severe impact on visual function
* Have any other medical conditions or clinically significant comorbidities or personal circumstances that are assessed by the investigator to have a clinically relevant impact on study participation, any of the study procedures, or on efficacy assessments
Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Wang Yusheng

OTHER

Sponsor Role lead

Responsible Party

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Wang Yusheng

Professor

Responsibility Role SPONSOR_INVESTIGATOR

Locations

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Department of Ophthalmology, the Second Affiliated Hospital of Xi'an Medical University

Xi'an, Shaanxi, China

Site Status RECRUITING

Department of Ophthalmology, Xijing Hospital, Air Force Military Medical University

Xi'an, Shaanxi, China

Site Status RECRUITING

Department of Ophthalmology, Xianyang Rainbow Hospital

Xianyang, Shaanxi, China

Site Status RECRUITING

Countries

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China

Central Contacts

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Wang

Role: CONTACT

02984771794

Facility Contacts

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He

Role: primary

02984771273

Wang

Role: primary

02984771273

Xue

Role: primary

02984771273

Other Identifiers

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KY20242291

Identifier Type: -

Identifier Source: org_study_id

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