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Control of Myopia Using Novel Spectacle Lens Designs

Study acronym: CYPRESS
StatusActive, Not Recruiting
PhaseNot applicable
Started
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Record History

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  1. Study completion date: Mar 31, 2026 to Dec 31, 2026v22
  2. Study completion date: Jun 30, 2024 to Mar 31, 2026v21
  3. Study completion date: Dec 31, 2023 to Jun 30, 2024v20
  4. Re-verified, no change to tracked fieldsv19
  5. Study completion date: Dec 31, 2022 to Dec 31, 2023v18
Show 16 earlier versionsHide 16 earlier versions
  1. Primary completion date changed from estimate of Nov 30, 2021 to May 15, 2022
    • Study completion date: Jan 31, 2022 to Dec 31, 2022
    v17
  2. 2 versions Re-verified since Jul 2, 2020, no change to tracked fieldsv15-v16
  3. Trial status: Recruiting to Active, Not Recruiting
    • Enrollment target: estimated 255 to confirmed 266
    • Site details revised at 14 of 14 sites
    v14
  4. Eligibility criteria revisedv13
  5. Study sites: 13 to 14v12
  6. Study sites: 12 to 13v11
  7. Site details revised at 1 of 12 sitesv10
  8. Study sites: 13 to 12v9
  9. Re-verified, no change to tracked fieldsv8
  10. Site contacts updated at 1 of 13 sitesv7
  11. Study sites: 12 to 13v6
  12. Study sites revised (12)v5
  13. Site details revised at 1 of 12 sitesv4
  14. Site details revised at 11 of 12 sitesv3
  15. Site details revised at 3 of 12 sitesv2
  1. Study First Submitted
  • Stopped: an ongoing trial was terminated, suspended or withdrawn.
  • Notable: the trial’s plan changed such as a big move in its timeline or size, a new primary endpoint, sponsor or phase, or recruiting opened or resumed.
  • Minor: routine progress and housekeeping, such as sites added or enrollment closed.
Randomized, controlled, multisite, subject-and observer-masked, 3-arm parallel group clinical trial of 36-month duration to evaluate the safety and efficacy of a novel spectacle lens design in reducing the progression of juvenile myopia.
Trial Details
NCT Number NCT03623074
Lead Sponsor SightGlass Vision, Inc.
Conditions
(from sponsor)		 Juvenile Myopia
Related terms Myopia
Enrollment 266 participants
Start Date
Primary Completion (estimated)
Study Completion (estimated)
Updated on ClinicalTrials.gov