Refractive Errors
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Sign up freeTop drugs studied for this disease
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CLINICAL_TRIALS research · 2026-04-13Clinical Trial Update: Clinical Investigation of a Femtosecond Laser for Corneal Flap Creation [NA]
A clinical trial update describes a femtosecond laser used for corneal flap creation in refractive error patients, sponsored by Alcon Resear…
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CLINICAL_TRIALS research · 2026-04-08Clinical Trial Update: Factors Influencing Subjective Visual Quality in Human Eyes [NA]
A clinical trial evaluating factors influencing subjective visual quality in eyes with corneal wavefront aberrations and refractive errors; …
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CLINICAL_TRIALS research · 2026-03-10Clinical Trial Update: Morphological Characteristics of the Maxillomandibular Region in a 3D Representation and the Refractive Status of the Eye
This clinical trial from the University of Zagreb investigates 3D morphological characteristics of the maxillomandibular region and the refr…
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CLINICAL_TRIALS research · 2026-03-06Clinical Trial Update: Cognitive Level Enhancement Through Vision Exams and Refraction [NA]
A clinical trial sponsored by Queen's University, Belfast is investigating whether vision exams and refraction can enhance cognitive level i…
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CLINICAL_TRIALS research · 2026-01-12Clinical Trial Update: Strengthening Community- to- Hospital Eye Care Pathways From Boko Eye Care Center in Rural Assam [NA]
This ClinicalTrials.gov update describes Seva Canada Society's study to strengthen community-to-hospital eye care pathways in rural Assam, f…
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CLINICAL_TRIALS research · 2026-01-09Clinical Trial Update: Clinical Data Collection of Myopic Patients After PTK-PRK With CZM MEL 90 Excimer Laser
This document describes an ongoing clinical trial collecting data from myopic patients after PTK-PRK using the CZM MEL 90 excimer laser. The…
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CLINICAL_TRIALS research · 2025-12-02Clinical Trial Update: Xinxing Eye Cohort Study
Clinical trial update for the Xinxing Eye Cohort Study sponsored by Zhongshan Ophthalmic Center, Sun Yat-sen University, studying refractive…
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CLINICAL_TRIALS research · 2025-10-22Clinical Trial Update: Corneal Elastography and Patient Specific Modeling
A Cleveland Clinic-sponsored clinical trial is evaluating corneal elastography and patient-specific modeling for keratoconus and related cor…
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CLINICAL_TRIALS research · 2025-08-11Clinical Trial Update: The Effect of Early Glasses on the Development of Amblyopia [NA]
This clinical trial from Erasmus Medical Center is investigating whether early glasses influence the development of amblyopia and refractive…
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CLINICAL_TRIALS research · 2025-07-18Clinical Trial Update: Visual Performance of Patients Implanted With a Multifocal IOL [NA]
This clinical trial update reports the status of a study evaluating visual performance after implantation of a multifocal intraocular lens i…
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CLINICAL_TRIALS research · 2025-07-16Clinical Trial Update: Comparative Efficacy of Duochrome Test Verse +1 Blur Test in Detecting Refracting Error Across Different Ages [NA]
This clinical trial compares the Duochrome Test and the +1 Blur Test for detecting refractive errors across different ages; the study is cur…
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CLINICAL_TRIALS research · 2025-07-01Clinical Trial Update: Algorithm-assisted Subjective Refraction Program Dedicated to Children [NA]
This document reports a clinical trial currently recruiting, evaluating an algorithm-assisted subjective refraction program for children, sp…
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CLINICAL_TRIALS research · 2025-03-30Clinical Trial Update: Repeated Low-Level Red-Light Therapy for Shortening Axial Length [NA]
A clinical trial is investigating repeated low-level red-light therapy as a non-drug approach to shorten axial length in individuals with hi…
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CLINICAL_TRIALS research · 2025-02-27Clinical Trial Update: Real-World Study of Myopia Prevention and Control in Children
This is a real-world cohort study in children to evaluate prevention and control of myopia and refractive errors. Recruitment has not yet st…
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CLINICAL_TRIALS research · 2024-11-01Clinical Trial Update: Performance of Refractometers With Self-adjusting Lenses Compared to Cycloplegia in Children (REFRALENS)
This clinical trial update examines how refractometers with self-adjusting lenses perform compared with cycloplegic refraction in children.
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CLINICAL_TRIALS research · 2024-08-21Clinical Trial Update: Clinical Investigation for a Multifunction Ophthalmic Measurement Device [NA]
Essilor International is conducting a clinical investigation of a multifunction ophthalmic measurement device; the study is currently recrui…
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CLINICAL_TRIALS research · 2023-03-16Clinical Trial Update: Clinical Assessment of Two Reusable Silicone Hydrogel Contact Lenses [NA]
A completed clinical trial assessing two reusable silicone hydrogel contact lenses for refractive errors; results posted in 2023.
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CLINICAL_TRIALS research · 2020-02-18Clinical Trial Update: Clinical Biocompatibility Evaluation of Contact Lens Coatings [NA]
Clinical trial evaluating the biocompatibility of contact lens coatings; study completed with results posted.
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CLINICAL_TRIALS research · 2017-07-19Clinical Trial Update: Direct Comparison of SVOne Obtained Refraction to Subjective Manifest Refraction
This document describes a clinical trial evaluating a direct comparison between SVOne obtained refraction and subjective manifest refraction…
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CLINICAL_TRIALS research · 2016-02-22Clinical Trial Update: Measurement Repeatability in Contemporary Aberrometry [NA]
This Clinical Trial Update assesses the repeatability of contemporary aberrometry measurements in individuals with refractive errors, based …
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CLINICAL_TRIALS research · 2010-08-25Clinical Trial Update: Study to Evaluate the Clinical Performance of SynergEyes A2 Hybrid Contact Lenses [NA]
This clinical trial update documents a study evaluating the performance of SynergEyes A2 Hybrid Contact Lenses for individuals with refracti…
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CLINICAL_TRIALS research · 2010-05-12Clinical Trial Update: The Effect of Gabapentin (Neurentin) and Pregabalin (Lyrica) in Pain Reduction After Photorefractive Keratectomy [Phase 1]
A Phase 1 clinical trial investigates whether gabapentin and pregabalin can reduce pain following photorefractive keratectomy.