Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 19, 2026, 5:28 AM EDT

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Showing 1–1 of 1 matching trial from the live ClinicalTrials.gov search.
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Conditions
Presbyopia
Interventions
Phentolamine Opthalmic Solution 0.75%, Placebo, Low dose pilocarpine, Low dose pilocarpine vehicle
Drug · Other
Lead sponsor
Ocuphire Pharma, Inc.
Industry
Eligibility
40 Years to 64 Years
Enrollment
333 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
26
States / cities
Phoenix, Arizona • Azusa, California • Newport Beach, California + 23 more