Combination of Intravitreal Ranibizumab With or Without Macular Laser Photocoagulation for ME Secondary to BRVO
Branch Retinal Vein Occlusion, Ranibizumab, Laser Photocoagulation
About this trial
This is an interventional treatment trial for Branch Retinal Vein Occlusion focused on measuring Laser Photocoagulation, Ranibizumab, Branch Retinal Vein Occlusion, Vascular Endothecial Growth Factor
Eligibility Criteria
Inclusion Criteria:
- Written informed consent
- Male or female Chinese patients ≥ 18 years of age with BRVO
- Visual impairment due to ME secondary to BRVO in at least one eye with BCVA score between 73 and 24 and at least 24 letters in the other eye
Exclusion Criteria:
- Pregnant or nursing (lactating) women or women of child-bearing potential without using effective contraception
- Stroke or myocardial infarction less than 3 months prior to screening visit
- Renal failure or creatinine levels > 2.0 mg/dl
- Uncontrolled hypertension
- Active ocular infection or intraocular inflammation in any eye
- Neovascularization of the iris or neovascular glaucoma in any eye
- History of uveitis or vitreomacular traction in any eye
- Treatment with any anti-angiogenic drugs within 3 months prior to baseline visit in any eye
- Glaucoma or intraocular pressure (IOP) ≥ 24 mmHg in study eye
- Active proliferative diabetic retinopathy in study eye
- Use of other investigational drugs within 30 days and systemic vascular endothecial growth factor (VEGF) antagonism drugs within 6 months prior to baseline visit
- Prior laser photocoagulation or intraocular procedure within 3 months prior to baseline in study eye
- History of intravitreal corticosteroid treatment in phakic study eye, and in aphakic or pseudophakic within 3 months prior to screening
- History of vitrectomy in study eye
- Other protocol defined inclusion /exclusion criteria may apply
Sites / Locations
- Beijing Hospital
Arms of the Study
Arm 1
Arm 2
Experimental
Experimental
Ranibizumab only
Ranibizumab combined macular laser
Sham macular laser photocoagulation treatment after third ranibizumab injection with PRN intravitreal injections of ranibizumab 0.5 mg guided by BCVA stabilization Interventions :Ranibizumab injection Interventions :Sham macular laser
Macular laser photocoagulation treatment after third ranibizumab injection with PRN intravitreal injections of ranibizumab 0.5 mg guided by BCVA stabilization Interventions :Ranibizumab injection Interventions :Macular laser photocoagulation