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ClinicalTrials.gov public records Last synced Oct 3, 2026, 5:34 PM EDT

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Showing 1–4 of 4 matching trials from the live ClinicalTrials.gov search.
Filters: Sponsor: Robert Ritch, MD, LLC. Clear all
Completed Phase 4 Interventional

Comparative Study of Ologen Collagen Matrix Versus Mitomycin-C in Glaucoma Filtering Surgery

NCT01440751
View directory record Official record
Conditions
Glaucoma
Interventions
Use of ologen Collagen Matrix in trabeculectomy (ologen), Use of Mitomycin-C (MMC) in trabeculectomy
Device · Drug
Lead sponsor
Aeon Astron Europe B.V.
Industry
Eligibility
30 Years and older
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
8
States / cities
Rogers, Arkansas • Chicago, Illinois • Newark, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Nov 1, 2017 · Synced Oct 3, 2026, 5:34 PM EDT
Not listed Not applicable Interventional

Measurement of the Effect of Gingko Biloba Extract on Ocular and Nailfold Blood-flow in NTG

NCT03761992
View directory record Official record
Conditions
Normal Tension Glaucoma
Interventions
Gingko Baloba, Placebo
Dietary Supplement · Other
Lead sponsor
Robert Ritch, MD, LLC.
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 17, 2020 · Synced Oct 3, 2026, 5:34 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Intraocular Pressure Fluctuation in Patients With Glaucoma and in Healthy Patients During Standard Yoga Positions

NCT01915680
View directory record Official record
Conditions
Glaucoma, Intraocular Pressure
Interventions
Not listed
Lead sponsor
Robert Ritch, MD, LLC.
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 19, 2018 · Synced Oct 3, 2026, 5:34 PM EDT
Completed Phase 2 Interventional Results available

A Prospective Study to Assess the Hypotensive Efficacy of Rho-Kinase Inhibitor AR-12286 Ophthalmic Solution 0.5% and 0.7% in Patients With Exfoliation Syndrome and Ocular Hypertension or Glaucoma

NCT01936389
View directory record Official record
Conditions
Exfoliation Syndrome, Ocular Hypertension, Open Angle Glaucoma
Interventions
AR-12286
Drug
Lead sponsor
Robert Ritch, MD, LLC.
Other
Eligibility
50 Years to 85 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 16, 2018 · Synced Oct 3, 2026, 5:34 PM EDT