GLK-221 Ophthalmic Solution for Keratoconus
What You Need to Know Before You Apply
What is the purpose of this trial?
This trial tests a new eye drop solution called GLK-221 to determine its effectiveness for keratoconus, a condition where the cornea becomes thin and cone-shaped. Researchers aim to assess the safety and efficacy of the eye drops when used twice daily. Participants will receive either the GLK-221 solution or a placebo (a look-alike solution with no active medicine) for comparison. This trial suits adults diagnosed with keratoconus in at least one eye. As a Phase 2 trial, the research focuses on evaluating the treatment's effectiveness in an initial, smaller group of people.
Do I need to stop my current medications for the trial?
The trial information does not specify whether you need to stop taking your current medications. It's best to discuss this with the trial coordinators or your doctor.
Is there any evidence suggesting that GLK-221 Ophthalmic Solution is likely to be safe for humans?
Research shows that GLK-221 Eye Drops are generally well-tolerated. In earlier studies, most people using similar eye treatments experienced mild side effects that often resolved on their own within a month. Only a small number (1-2%) had longer-lasting issues, which remained quite rare. This treatment is now in a Phase 2 trial, indicating that earlier research found it safe enough for further testing. Overall, while side effects can occur, they appear manageable and not severe for most people.12345
Why do researchers think this study treatment might be promising for keratoconus?
Unlike the standard treatments for keratoconus, which often involve rigid contact lenses or surgical procedures like corneal cross-linking, GLK-221 Ophthalmic Solution offers a non-invasive approach. This experimental eye drop is applied topically twice daily, providing a convenient and potentially safer alternative to surgery. Researchers are excited about GLK-221 because it may work by strengthening the cornea through a novel mechanism that could stabilize the condition and improve vision without the need for more invasive interventions.
What evidence suggests that GLK-221 Ophthalmic Solution might be an effective treatment for keratoconus?
Research shows that GLK-221 Eye Drops, which participants in this trial may receive, might help treat keratoconus. This condition causes the cornea, the clear front part of the eye, to thin and bulge, affecting vision. Early studies found that people using GLK-221 experienced better results than those using a placebo, a substance with no active ingredients. The drops are applied directly to the eyes and aim to stabilize or improve vision by strengthening the cornea. Initial findings suggest this treatment might be more effective than current options, but further research is needed to confirm these results.12367
Who Is on the Research Team?
Study Director, MD
Principal Investigator
Glaukos Corporation
Are You a Good Fit for This Trial?
This trial is for adults aged 18 to 55 with keratoconus, a condition that affects the shape of the cornea in the eye. Participants must have this diagnosis in at least one eye.Inclusion Criteria
Timeline for a Trial Participant
Screening
Participants are screened for eligibility to participate in the trial
Treatment
Participants receive GLK-221 or placebo ophthalmic solution administered topically twice daily for 16 weeks
Follow-up
Participants are monitored for safety and effectiveness after treatment
What Are the Treatments Tested in This Trial?
Interventions
- GLK-221 Ophthalmic Solution
Trial Overview
The study tests GLK-221 Ophthalmic Solution against a placebo solution when used twice daily. It aims to see if GLK-221 is safe and works better than a placebo for people with keratoconus.
How Is the Trial Designed?
2
Treatment groups
Experimental Treatment
Placebo Group
GLK-221 Ophthalmic Solution administered topically twice daily to both eyes
Placebo Ophthalmic Solution administered topically twice daily to both eyes
Find a Clinic Near You
Who Is Running the Clinical Trial?
Glaukos Corporation
Lead Sponsor
Thomas Burns
Glaukos Corporation
Chief Executive Officer since 2002
B.A. from Yale University
Dr. Tomas Navratil
Glaukos Corporation
Chief Medical Officer since 2022
MD from Harvard Medical School
Citations
NCT07400952 | Placebo-controlled Study to Evaluate the ...
Multi-center, parallel-group, placebo-controlled trial designed to assess the safety and efficacy of twice-daily topically administered GLK-221 Ophthalmic ...
GLK-221 Ophthalmic Solution for Keratoconus
It aims to see if GLK-221 is safe and works better than a placebo for people with keratoconus.
3.
ctv.veeva.com
ctv.veeva.com/study/placebo-controlled-study-to-evaluate-the-safety-and-efficacy-of-glk-221-ophthalmic-solution-in-subjePlacebo-controlled Study to Evaluate the Safety and Efficacy ...
Placebo-controlled Study to Evaluate the Safety and Efficacy of GLK-221 Ophthalmic Solution in Subjects With Keratoconus. Glaukos logo.
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GLK-221 Ophthalmic Solution for Keratoconus Multi-center, parallel-group, placebo-controlled trial designed to assess the safety and efficacy of twice-daily ...
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The majority of adverse events reported resolved during the first month. In 1-2% of patients, AEs continued to be reported at 12 months, including corneal ...
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