The purpose of this study is to evaluate the safety and efficacy of single and repeated intravitreal injections of GB-102 in subjects with neovascular (wet) age-related macular degeneration.
In this 2-part study, Part 1 is a multicenter, open-label, safety, tolerability, and systemic exposure evaluation to Sunitinib in escalating doses of a single IVT injection of GB-102, while Part 2 is a multicenter, double-masked, randomized (1:1:1), parallel-group, safety, and efficacy evaluation of repeated IVT injections of 2 dose levels of GB-102 compared with aflibercept.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
TRIPLE
Enrollment
32
Intravitreal injection of GB-102
Intravitreal injection of Aflibercept.
Retinal Consultants of Arizona
Gilbert, Arizona, United States
Retina-Vitreous Associates Medical Group
Beverly Hills, California, United States
Midwest Eye Institute
Indianapolis, Indiana, United States
Ophthalmic Consultants of Long Island
Lynbrook, New York, United States
Phase 1: Occurrence of ocular and nonocular adverse events (AEs)
Number of adverse events in total and number of subjects with an adverse event
Time frame: 8 months
Phase 2: Change from baseline in best corrected visual acuity by ETDRS
Mean change from Baseline at Day 270 (Month 9) in best corrected visual acuity (BCVA) measured by early treatment diabetic retinopathy (ETDRS)
Time frame: Baseline, Month 9
Phase 1: Change from baseline in BCVA by ETDRS
Mean change from baseline in mean BCVA measured by early treatment diabetic retinopathy (ETDRS) method
Time frame: 8 months
Phase 1: Change from baseline in sub-retinal thickness
Mean change from baseline in sub-retinal thickness (microns) by spectral domain - optical coherence tomography (SD-OCT)
Time frame: 8 months
Phase 1: Change from baseline in retinal fluid by SD-OCT
Assessment of retinal fluid by SD-OCT
Time frame: 8 months
Phase 1: Change from baseline in total lesion area by FA/CFP
Lesion area (total) by fluorescein angiography/color fundus photography (FA/CFP)
Time frame: 8 months
Phase 1: Change from baseline in CNV lesion area by FA/CFP
CNV lesion area by FA/CFP
Time frame: 8 months
Phase 1: Change from baseline in fluorescein leakage area by FA/CFP
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Retina Research Institute of Texas
Abilene, Texas, United States
Texas Retina Associates
Arlington, Texas, United States
Retina Research Center, PLLC
Austin, Texas, United States
Medical Center Ophthalmology Associates
San Antonio, Texas, United States
Area of fluorescein leakage by FA/CFP
Time frame: 8 months
Phase 1: Rescue medication
Proportion of subjects receiving rescue medication and median time to rescue medication
Time frame: 8 months
Phase 1: Systemic exposure to sunitinib measured in plasma level
Plasma levels of sunitinib (ng/mL)
Time frame: 8 months
Phase 1: Change from baseline in sub retinal hyper reflective material (SHRM) height
Subretinal hyper reflective material (SHRM) height
Time frame: 8 months
Phase 2: Proportion of subjects with absence of retinal fluid by SD-OCT
Assessment of retinal fluid by SD-OCT
Time frame: 12 months
Phase 2: Proportion of subjects with < 15 BCVA letter loss by ETDRS
Proportion of subjects with \< 15 letters lost in BCVA measured by ETDRS method, baseline comparison to assessments at months 1-12
Time frame: 12 months
Phase 2: Proportion of subjects with ≥ 15 BCVA letters gained by ETDRS
Proportion of subjects with ≥ 15 letters gained in BCVA measured by ETDRS method, baseline comparison to assessments at months 1-12
Time frame: 12 months
Phase 2: Occurrence of ocular and nonocular adverse events (AEs)
Number of adverse events in total and number of subjects with an adverse event
Time frame: 12 months
Phase 2: Change from baseline in BCVA by ETDRS
Mean change from baseline in mean BCVA measured by early treatment
Time frame: 12 months
Phase 2: Systemic exposure to sunitinib measured in plasma level
Plasma levels of sunitinib (ng/mL)
Time frame: 12 months
Phase 2: Change from baseline in sub-retinal thickness
Mean change from baseline in sub-retinal thickness (microns) by SD-OCT
Time frame: 12 months
Phase 2: Rescue medication
Proportion of subjects receiving rescue medication and median time to rescue medication
Time frame: 12 months