Safety and Efficacy Study of BRIMOCHOL™, BRIMOCHOL™ F, and Carbachol in Subjects With Emmetropic Phakic and Pseudophakic Presbyopia
![]() |
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. |
ClinicalTrials.gov Identifier: NCT04774237 |
Recruitment Status :
Completed
First Posted : March 1, 2021
Last Update Posted : October 17, 2022
|
- Study Details
- Tabular View
- No Results Posted
- Disclaimer
- How to Read a Study Record
Condition or disease | Intervention/treatment | Phase |
---|---|---|
Presbyopia | Drug: BRIMOCHOL™ Drug: BRIMOCHOL™ F Drug: Carbachol | Phase 2 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 81 participants |
Allocation: | Randomized |
Intervention Model: | Crossover Assignment |
Masking: | Double (Participant, Investigator) |
Primary Purpose: | Treatment |
Official Title: | A 3-Dose, Multicenter, Randomized, Double-Masked, Crossover Phase 2 Safety and Efficacy Study of BRIMOCHOL™ Topical Ophthalmic Solution vs. BRIMOCHOL™ F Topical Ophthalmic Solution vs. Monotherapy With Carbachol Topical Ophthalmic Solution in Subjects With Emmetropic Phakic and Pseudophakic Presbyopia |
Actual Study Start Date : | March 24, 2021 |
Actual Primary Completion Date : | October 19, 2021 |
Actual Study Completion Date : | October 19, 2021 |

Arm | Intervention/treatment |
---|---|
Experimental: BRIMOCHOL™
A single drop in each eye at a visit.
|
Drug: BRIMOCHOL™
A single drop in each eye at a visit.
Other Name: carbachol/brimonidine tartrate |
Experimental: BRIMOCHOL™ F
A single drop in each eye at a visit.
|
Drug: BRIMOCHOL™ F
A single drop in each eye at a visit.
Other Name: carbachol/brimonidine tartrate |
Active Comparator: Carbachol
A single drop in each eye at a visit.
|
Drug: Carbachol
A single drop in each eye at a visit.
Other Name: carbachol monotherapy |
- Change from baseline in near VA [ Time Frame: Baseline ]Percentage of subjects with 3-line gains in near VA at various time points
- Change from baseline in distance VA [ Time Frame: From baseline through hour 9 at each study visit ]Percentage of subjects with 1-line loss in distance VA at various time points

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.
Ages Eligible for Study: | 45 Years to 80 Years (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | Yes |
Inclusion Criteria:
- Male or female in good general health
- Must have presbyopia
Exclusion Criteria:
- History of allergic reaction to the study drug or any of its components
- Any disease or medical condition that, in the opinion of the Investigator, would prevent the subject from participating in the study or might confound study results

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT04774237
United States, California | |
Global Research Management, Inc. | |
Glendale, California, United States, 91204 | |
Eye Research Foundation | |
Newport Beach, California, United States, 92663 | |
United States, Tennessee | |
Total Eye Care, PA | |
Memphis, Tennessee, United States, 38119 |
Responsible Party: | Visus Therapeutics |
ClinicalTrials.gov Identifier: | NCT04774237 |
Other Study ID Numbers: |
VT-001 |
First Posted: | March 1, 2021 Key Record Dates |
Last Update Posted: | October 17, 2022 |
Last Verified: | October 2022 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
Studies a U.S. FDA-regulated Drug Product: | Yes |
Studies a U.S. FDA-regulated Device Product: | No |
Presbyopia Refractive Errors Eye Diseases Brimonidine Tartrate Carbachol Antihypertensive Agents Adrenergic alpha-2 Receptor Agonists Adrenergic alpha-Agonists Adrenergic Agonists Adrenergic Agents Neurotransmitter Agents Molecular Mechanisms of Pharmacological Action |
Physiological Effects of Drugs Cardiotonic Agents Miotics Autonomic Agents Peripheral Nervous System Agents Cholinergic Agonists Cholinergic Agents Analgesics, Non-Narcotic Analgesics Sensory System Agents Protective Agents |