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Measuring the Effects of Netarsudil, Latanoprost, and Combination Therapy on Episcleral and Retinal Blood Flow in Ocular Hypertension and Glaucoma Suspects
Sponsor: University of Maryland, Baltimore
Summary
The goal of this clinical trial is to compare participants treated with latanoprost to those treated with Rocklatan (netarsudil/latanoprost) to determine whether the addition of netarsudil results in greater improvements in episcleral venous blood flow in adults with glaucoma or ocular hypertension. Episcleral venous blood flow will be measured using erythrocyte-mediated angiography (EMA) and laser speckle contrast imaging (LSCI). The main questions this study aims to answer are: * Does Rocklatan produce greater increases in episcleral venous blood flow than latanoprost alone? * Can EMA and LSCI reliably detect changes in episcleral venous blood flow following treatment with these medications? Participants will: * Be randomized to receive either latanoprost or Rocklatan * Undergo imaging of the episcleral veins using EMA and LSCI before, during, and after treatment, and * Complete study visits that include standard ophthalmic examinations and intraocular pressure measurements. Hypothesis: The investigators hypothesize that latanoprost, which primarily increases uveoscleral outflow, will not significantly affect the distal episcleral circulation. In contrast, Rocklatan, through its netarsudil component, is expected to produce measurable increases in episcleral venous flow.
Official title: Measuring the Effects of Netarsudil, Latanoprost, and Combination Therapy on Episcleral and Retinal Blood Flow in Ocular Hypertension and Glaucoma Suspects Using Erythrocyte Mediated Angiography In Vivo
Key Details
Gender
All
Age Range
18 Years - Any
Study Type
INTERVENTIONAL
Enrollment
50
Start Date
2026-07-02
Completion Date
2027-03-17
Last Updated
2026-07-02
Healthy Volunteers
No
Conditions
Interventions
Rocklatan (Netarsudil 0.02%/ latanoprost 0.005)
Rocklatan (Netarsudil 0.02%/ latanoprost 0.005) one drop nightly for 14-28 days, if randomized to Rocklatan after 28-35 days on Latanoprost.
Latanoprost (0.005%)
Latanoprost 0.005% one drop nightly for 28-35 days, then 14-28 days if randomized to continue on latanoprost.
Locations (4)
University of Maryland Medical Center
Baltimore, Maryland, United States
University Physicians Inc.
Baltimore, Maryland, United States
UM Faculty Physicians, Inc. | 5900 Waterloo Crossing
Columbia, Maryland, United States
Maryland Eye Consultants and Surgeons
Silver Spring, Maryland, United States