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Refractive Errors

Clinical trial condition

Refractive Errors

Explore clinical trials studying Refractive Errors. Study availability and eligibility vary by location and protocol.

132 public trials 11 recruiting studies

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Refractive Errors trial results

Completed

Clinical Comparison of 2 Daily Disposable Contact Lenses - Pilot Study 1

NCT04527978

Conditions: Eye Diseases, Myopia, Refractive Errors
Locations: Alcon Investigator 6565 Maitland, Florida, United States

Alcon Investigator 6402 Medina, Minnesota, United States

Alcon Investigator 6313 Powell, Ohio, United States

Alcon Investigator 8028 Wichita Falls, Texas, United States

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Completed

Clinical Comparison of 2 Daily Disposable Contact Lenses - Pilot Study 2

NCT04528017

Conditions: Eye Diseases, Myopia, Refractive Errors
Locations: Alcon Investigator 6565 Maitland, Florida, United States

Alcon Investigator 6402 Medina, Minnesota, United States

Alcon Investigator 6313 Powell, Ohio, United States

Alcon Investigator 8028 Wichita Falls, Texas, United States

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Completed

Clinical Evaluation of a Daily Wear Monthly Replacement Silicone Hydrogel Lens

NCT04178720

Conditions: Eye Diseases, Refractive Errors
Locations: Alcon Investigative Site Longwood, Florida, United States

Alcon Investigative Site Maitland, Florida, United States

Alcon Investigative Site Orlando, Florida, United States

Alcon Investigative Site Bloomington, Illinois, United States

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Completed

Clinical Performance of a Silicone Hydrogel Contact Lens Following Six Nights of Extended Wear

NCT03614130

Conditions: Eye Diseases, Refractive Errors
Locations: Alcon Investigative Site Johns Creek, Georgia, United States

Alcon Investigative Site Brentwood, Tennessee, United States

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Completed

Trial of an Educational Intervention to Promote Spectacle Use Among Secondary School Children in Islamabad, Pakistan

NCT03670303

Conditions: Eye Diseases, Nervous System Diseases, Neurologic Manifestations, +6 more
Locations: Islamabad Model School for Boys G-11/2 Islamabad, Pakistan

Islamabad Model School for Boys I-10/2 Islamabad, Pakistan

Islamabad Model School for Boys I-8/4 Islamabad, Pakistan

Islamabad Model School for Boys I-9/4 Islamabad, Pakistan

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Completed

Clinical Performance of a Silicone Hydrogel Contact Lens Following One Night of Extended Wear

NCT03560141

Conditions: Eye Diseases, Refractive Errors
Locations: Alcon Investigative Site Johns Creek, Georgia, United States

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Completed

Femto-flap Versus SBK Flap,Predictability and Variability

NCT04684888

Conditions: Eye Diseases, Refractive Errors, Refractive Surgery
Locations: Eye Speciality private hospital Baghdad, Iraq

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Completed

Clinical Performance of a Monthly Replacement Silicone Hydrogel Lens

NCT03586167

Conditions: Eye Diseases, Refractive Errors
Locations: Alcon Investigative Site Maitland, Florida, United States

Alcon Investigative Site Johns Creek, Georgia, United States

Alcon Investigative Site Bloomington, Illinois, United States

Alcon Investigative Site Memphis, Tennessee, United States

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Completed

Clinical Performance Assessment of a Daily Wear Monthly Replacement Soft Silicone Hydrogel Contact Lens

NCT04055519

Conditions: Eye Diseases, Refractive Errors
Locations: Alcon Investigative Site Maitland, Florida, United States

Alcon Investigative Site Bloomington, Illinois, United States

Alcon Investigative Site Memphis, Tennessee, United States

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Completed

Bifocal Lenses In Nearsighted Kids

NCT02255474

Conditions: Eye Diseases, Refractive Errors
Locations: Ohio State University College of Optometry Columbus, Ohio, United States

University of Houston College of Optometry Houston, Texas, United States

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