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Terminated Phase 1Phase 2 Interventional Results available

Safety and Efficacy of Corneal Collagen Cross-linking Following LASIK for Treatment of Hyperopia and Hyperopic Astigmatism

ClinicalTrials.gov ID: NCT01893359

Public ClinicalTrials.gov record NCT01893359. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 22, 2026, 4:30 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Multi-Center, Randomized, Controlled Evaluation of the Safety and Efficacy of LASIK With Cross-linking Performed With the KXL System and Photrexa ZD™ (Riboflavin Ophthalmic Solution) Compared to LASIK Alone for Hyperopia and Hyperopic Astigmatism

Study identification

NCT ID
NCT01893359
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 1, Phase 2
Lead sponsor
Glaukos Corporation
Industry
Enrollment
2 participants

Conditions and interventions

Interventions

  • riboflavin ophthalmic solution, 0% dextran Drug
  • UVA Irradiation (30 mW/cm2 for 2 minutes continuous UVA) Device
  • UVA Irradiation (30 mW/cm2 for 3 minutes pulsed UVA with an on/off cycle of 2 seconds UVA on/1 second UVA off) Device
  • Laser-assisted in situ keratomileusis Procedure

Drug · Device · Procedure

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jul 31, 2013
Primary completion
Jan 31, 2015
Completion
Mar 31, 2016
Last update posted
Apr 25, 2021

2013 – 2016

United States locations

U.S. sites
5
U.S. states
5
U.S. cities
5
Facility City State ZIP Site status
Gordon -Weiss-Schanzlin Vision Institute San Diego California 92122
Ophthalmic Consultants of Boston Waltham Massachusetts 02451
Hersh Vision Group Teaneck New Jersey 07666
Vance Thompson Vision Sioux Falls South Dakota 57108
See Clearly Vision McLean Virginia 22102

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01893359, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Apr 25, 2021 · Synced Jul 22, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT01893359 live on ClinicalTrials.gov.

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