Placebo-controlled Study to Evaluate the Safety and Efficacy of GLK-221 Ophthalmic Solution in Subjects With Keratoconus
← catalyst calendarNCT07400952 · readout ≤ 254 d
Sponsored by Glaukos Corporation (industry) · GKOS — their whole pipeline →.
Phase
Phase 2
Status
Recruiting
Study type
Interventional
Design
Randomized · Quadruple · Treatment
Enrollment
100estimated
Sites
1
Country
United States
Every value on this page is a field the sponsor filed with ClinicalTrials.gov, reproduced. Dates are their own estimates, revised as a study runs, unless the registry marks them actual. sources →
Source: ClinicalTrials.gov, retrieved 2026-08-19
Dates
each axis at the precision it was filed, with the registry's own basis| Date | Filed | Basis | What it is |
|---|---|---|---|
| Start | 2025-12-23 | actual | When the study began enrolling |
| Primary completion | Apr 2027 | estimated | The date the last participant is measured for the primary outcome — the readout window |
| Study completion | Apr 2027 | estimated | The whole study's end, after follow-up |
| First posted | 2026-02-10 | actual | When this record first appeared on the registry |
| Results posted | — | When the sponsor posted results to the registry | |
| Record updated | 2026-02-10 | actual | The sponsor's own last edit to this record — every projection above is as current as this date |
What it studies
Condition
- Keratoconus
Interventions
- Drug: GLK-221 Ophthalmic Solution
- Drug: Placebo Ophthalmic Solution
Primary outcome
what the primary-completion date above is the date OFMean change from baseline in maximum corneal curvature
measured 16 weeks
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