About this trial
This randomized, single-masked, crossover, non-inferiority trial aims to evaluate the safety and efficacy of Nanodropper-mediated microdrops of ocular hypotensive topical treatments (experimental intervention) compared to standard drops of the same medication(s) (active comparator) in Wilford Hall Ambulatory Surgical Center (WHASC) primary open-angle glaucoma (POAG) and ocular hypertension (OHTN) patients.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
POAG/OHTN patients above the age of 18 years.
On a maximum of 2 IOP lowering medications.
Stable disease without progression in IOP, optic disc cupping, RNFL changes, and visual field changes within the previous 1 year.
Disqualifiers
Glaucoma not of the POAG or OHTN variety or other retinal diseases.
Progression of disease within the preceding 1 year (IOP elevation, optic disc cupping, visual field changes).
Using more than 2 IOP-lowering medications.
IOP-lowering surgical interventions or lasers except for SLT. SLT may have been completed 6+ months prior to study start date.
Trial design
Crossover
Treatments tested in this trial
Nanodropper
DeviceNanodropper delivers 1/5 of eye drop volume compared to regular droppers
Regular dropper
DeviceDelivers full eye drop volume
Treatment groups
Trial outcomes
Primary outcomes
Change from baseline in mean intraocular pressure at 6 month
Change in mean intraocular pressure (unit = mmHg) from baseline to month 6 measure with applanation tonometer
Secondary outcomes
Change from baseline in mean high contrast visual acuity at 6-month
Change in the mean uncorrected visual acuity (unit = logMAR) from baseline to month 6 measure with ETDRS chart from baseline at 6 months post-op.
Change from baseline in mean retinal nerve fiber layer thickness at 6-month
Change in the mean retinal nerve fiber layer thickness (unit = micrometer) from baseline to month 6 measure with optical coherence tomographer.
Change from baseline in visual field mean deviation at 6-month
Change in the visual field mean deviation (unit = decibels) from baseline to month 6measure with Humphreys Visual Field Analyzer.
Sponsors and contacts
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59th Medical Wing
Lead sponsor
Nanodropper, Inc.
Collaborator