Actively Recruiting
Randomized Double-Blind Study Comparing Ranibizumab 10mg/ml Injection and Lucentis for Diabetic Macular Edema Intravitreal Injection Treatment Evaluating Vision and Safety
Led by Incepta Pharmaceuticals Ltd · Updated on 2025-06-06
70
Participants Needed
1
Research Sites
87 weeks
Total Duration
On this page
Sponsors
I
Incepta Pharmaceuticals Ltd
Lead Sponsor
I
Institute for Developing Science and Health Initiatives, Bangladesh
Collaborating Sponsor
AI-Summary
What this Trial Is About
Diabetic macular edema (DME) is a complication of diabetic retinopathy that causes retinal thickening near the center of the macula, leading to vision loss. This condition results from damage to the blood-retinal barrier due to diabetes, causing leakage and swelling in the retina. The study focuses on evaluating the efficacy and safety of ranibizumab, a monoclonal antibody targeting vascular endothelial growth factor (VEGF), which plays a key role in increasing retinal vascular permeability and edema. This randomized, double-blind, parallel study will include 70 patients with DME. Participants will receive three doses of 0.5 mg intravitreal injections of either the test product (Ranibizumab 10mg/ml Injection by Incepta) or the reference product (Lucentis) every four weeks, on Day 0, Week 4, and Week 8. After the first injection, a safety visit will be conducted 48 hours later, with additional safety follow-ups before each injection and 48 hours after the second and third injections. The final visit will occur at Week 12 for efficacy and safety evaluation. During the study, participants will undergo assessments including best corrected visual acuity (BCVA) and central subfield thickness (CST) measurements at baseline and Week 12. Safety will be closely monitored throughout the study with regular visits and ocular examinations. The total participation duration is approximately 12 weeks, during which researchers will evaluate changes in vision and retinal swelling to compare the two ranibizumab treatments.
CONDITIONS
Official Title
A Efficacy and Safety Study of Ranibizumab 10mg/ml Injection (Incepta) in Patients With Diabetic Macular Edema
Who Can Participate
Eligibility Criteria
You may qualify if you...
- 18 years of age or older
- Able to provide written informed consent and comply with study assessments
- Diagnosis of diabetes mellitus (type 1 or 2) confirmed by lab reports or current diabetes treatment
- Clinical evidence of retinal thickening due to macular edema involving the center of the macula
- Central macular edema with central 1mm subfield thickness over 300 microns on OCT
- Visual acuity between 19 letters (20/400) and 73 letters (20/40) on ETDRS or Snellen chart
- Clear eye media, sufficient pupil dilation, and cooperation for OCT and retinal photography
- Willing and able to attend all scheduled visits and assessments
You will not qualify if you...
- Prior intravitreal drug treatment, bevacizumab, verteporfin, or photodynamic therapy in study eye within last 3 months (except extra foveal laser)
- Laser photocoagulation in study eye within 1 month before study entry
- Participation in another ocular trial simultaneously
- Pregnant or known to be pregnant, or pre-menopausal women not using adequate contraception
- Blood pressure over 160/100 mmHg or random blood sugar 12 mmol/L or higher or HbA1c 7.5% or higher
- Vitreoretinal interface abnormality or optic nerve disease affecting macular edema
- Other intraocular conditions requiring intervention or causing vision loss during study (e.g., cataract, glaucoma, uveitis)
- Eye unlikely to improve vision due to fibrosis or geographic atrophy
- Ocular or periocular infections or other eye conditions affecting vision during study
- Vitreous hemorrhage blocking retina view
- Vitreous surgery, cataract surgery, or YAG capsulotomy in study eye within last 3 months
- Visual acuity worse than 20/400 in the fellow eye
- Known allergy to ranibizumab or study medication components
- History of stroke or heart attack within past 3 months
- Employees or immediate family of study site staff, prisoners, or legally institutionalized persons
- Current use of medications toxic to eye structures (e.g., deferoxamine, chloroquine, tamoxifen)
AI-Screening
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Trial Site Locations
Total: 1 location
1
Bangladesh Eye Hospital & Institute
Dhaka, Bangladesh, 1209
Actively Recruiting
Research Team
F
Faez Ahmed
How is the study designed?
Study Type
INTERVENTIONAL
Masking
DOUBLE
Allocation
RANDOMIZED
Model
PARALLEL
Primary Purpose
TREATMENT
Number of Arms
2
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