| Not Yet Recruiting | Efficacy of S.T.O.P®KIT in Retarding Axial Length Growth in Children With Low Hyperopia NCT07401511 | Shanghai General Hospital, Shanghai Jiao Tong University School of Medicine | N/A |
| Not Yet Recruiting | Assessing the Turkish DDIVAT for Visual Acuity Measurement NCT07240480 | Trakya University | — |
| Completed | Comprehensive Assessment of Multiple Products (CAMP) NCT07276347 | CooperVision International Limited (CVIL) | N/A |
| Not Yet Recruiting | Effect of Light-Blocking Lenses on Hyperopic Anisometropic Children NCT07142928 | Zhongshan Ophthalmic Center, Sun Yat-sen University | N/A |
| Not Yet Recruiting | Effect of Light-Blocking Lenses on Pediatric Hyperopia NCT07142915 | Zhongshan Ophthalmic Center, Sun Yat-sen University | N/A |
| Completed | Short-term Study of Two Soft Contact Lenses in Wearers With Low Astigmatism NCT06873048 | CooperVision International Limited (CVIL) | N/A |
| Completed | A Clinical Comparison of Proclear® 1 Day Multifocal and Clariti® 1 Day Multifocal 3 Add NCT06869044 | CooperVision International Limited (CVIL) | N/A |
| Recruiting | "My Eyes, My Light": Amar Chokh, Amar Alo NCT07135570 | Data Yakka, Inc. | — |
| Enrolling By Invitation | 5 Year Follow up of SMILE® Procedure for the Correction of Hyperopia NCT07133737 | Gemini Eye Clinic | — |
| Terminated | DAILIES TOTAL1® Soft Contact Lenses - Post-Market Clinical Follow-up Study NCT06483113 | Alcon Research | — |
| Completed | A Clinical Comparison of Two Soft Contact Lenses (C24-755) NCT06758076 | CooperVision, Inc. | N/A |
| Terminated | Post-market Clinical Follow-up Study of Alcon TOTAL30® Contact Lenses (Lehfilcon A) NCT06408649 | Alcon Research | — |
| Not Yet Recruiting | The VIS Opti-K Low Vision Aid Device Provides Vision Improvement. NCT06597292 | VIS, Inc. | N/A |
| Completed | Cannabinoid vs Opioid for Photorefractive Keratectomy Pain Control NCT05477875 | University of Florida | Phase 2 |
| Completed | Zanzibar Arts for Children's Eyesight Pilot Trial NCT06469697 | Queen's University, Belfast | N/A |
| Completed | Performance Evaluation of Reusable Contact Lenses When Worn For One Month By Habitual Soft Contact Lens Wearer NCT06098339 | CooperVision, Inc. | N/A |
| Completed | Air Optix® Night and Day® Aqua Daily Wear NCT05976750 | Alcon Research | — |
| Completed | Clinical Performance Evaluation of Two Frequent Replacement Silicone Hydrogel Toric Contact Lenses NCT05959200 | Alcon Research | N/A |
| Completed | Air Optix Night and Day Aqua (AONDA) Retrospective Study 1 NCT05790928 | Alcon Research | — |
| Active Not Recruiting | Focus-out Glasses on Emmetropization in Chinese Children NCT05689567 | Children's Hospital of Fudan University | N/A |
| Unknown | Access to EyeGlasses for School-aged Children NCT05588362 | Boston Children's Hospital | N/A |
| Unknown | Visual Outcomes and Patient Satisfactory After PanOptix Implantation in Hyperopic Cataract Patients NCT05716269 | Peking University Third Hospital | — |
| Completed | A Clinical Comparison of Two Soft Contact Lenses NCT05741450 | CooperVision, Inc. | N/A |
| Active Not Recruiting | Safety and Effectiveness of the TENEO 317 Model 2 (1.28 US) Excimer Laser for Laser In Situ Keratomileusis (LA NCT05264623 | Bausch & Lomb Incorporated | N/A |
| Completed | Retrospective Clinical Investigation of the Safety and Performance of 640PM Trifocal IOL Implantation in Patie NCT05735990 | Medicontur Medical Engineering Ltd | — |
| Completed | Clinical Evaluation of Two Frequent Replacement Soft Spherical Contact Lenses NCT05656885 | CooperVision, Inc. | N/A |
| Completed | Zimbabwe Eyecare And Learning(ZEAL):Formative Research on Hyperopia and Educational Outcomes in Primary School NCT05538182 | Queen's University, Belfast | N/A |
| Completed | A Clinical Evaluation of a Phakic Intraocular Lens NCT07291739 | Staar Surgical Company | N/A |
| Completed | Accuracy of IOLMASTER 700 Total Keratometry (TK) NCT05254587 | Advanced Vision Care | — |
| Completed | Evaluation of the Performance of Monthly Replacement Sphere Lens Designs in Habitual Soft Contact Lens Wearers NCT05114564 | CooperVision, Inc. | N/A |
| Active Not Recruiting | Clinical Trial With Artiflex Presbyopic (Artiplus) NCT04632784 | Ophtec BV | N/A |
| Completed | APIOC for Presbyopia and APIOC for Presbyopia With Astigmatism NCT04883099 | Lentechs, LLC | N/A |
| Completed | Clinical Investigation of the WaveLight® EX500 Excimer Laser NCT04805593 | Alcon Research | N/A |
| Completed | At-home Testing Refraction Results With Best Corrected Visual Acuity (BCVA) Outcomes in Adults NCT04820218 | EyeQue Corp. | N/A |
| Completed | APIOC Sphere and APIOC Astigmatism NCT04806802 | Lentechs, LLC | N/A |
| Unknown | A Phase 1/2 Crossover Study to Assess EXP039 for Myopia or Hyperopia NCT04883996 | Canyon City Eyecare | Phase 1 / Phase 2 |
| Completed | Pilot Clinical Performance of a Silicone Hydrogel Lens for Up to Six Nights of Extended Wear NCT04403542 | Alcon Research | N/A |
| Completed | Clinical Evaluation of a Daily Wear Silicone Hydrogel Lens NCT04207749 | Alcon Research | N/A |
| Completed | Clinical Investigation of the Vision-R800 Device. NCT04208750 | Pete Kollbaum, OD, PhD | Phase 4 |
| Active Not Recruiting | Fresh Corneal Lenticule Implantation in Hyperopic Patients With High Astigmatism NCT04616144 | Eye Hospital Pristina Kosovo | N/A |
| Completed | Enhancement of Emmetropization in Highly Hyperopic Infants NCT03669146 | Donald O Mutti, OD, PhD | N/A |
| Completed | On-Eye Optical Quality of Lotrafilcon B Lenses Over 12 Hours NCT03881670 | Indiana University | Phase 4 |
| Completed | Performance Assessment of a Modified Daily Disposable Contact Lens NCT03762668 | Alcon Research | N/A |
| Completed | Evaluation of Silicone Hydrogel Daily Wear Contact Lenses for Up to One (1) Month of Daily Wear NCT03722784 | CooperVision, Inc. | N/A |
| Withdrawn | Safety and Efficacy of the Transform™ Corneal Allograft for Hyperopia Correction NCT03671096 | Allotex, Inc. | N/A |
| Completed | Apioc Contact Lens Feasibility NCT03688672 | Lentechs, LLC | N/A |
| Completed | Toric Trifocal IOL Treatment With High Astigmatism and Hyperopia vs SMILE Enhancement After Trifocal IOL Treat NCT04468022 | Eye Hospital Pristina Kosovo | N/A |
| Completed | ICL and LASIK for Hyperopic Astigmatism NCT06742541 | McGill University | EARLY_Phase 1 |
| Completed | One-month Clinical Evaluation of Oté Sensation Multi-Purpose Solution Care System NCT03278223 | OTE North America | N/A |
| Completed | Investigation of the Effect of Different Eye Exercises on Hypermetropia in School-age Children NCT03347734 | Medipol University | N/A |
| Unknown | PiXL for Correction of Hyperopia NCT03805425 | Gemini Eye Clinic | N/A |
| Completed | Comparing Low-cost Handheld Autorefractors - a Practical Approach to Measuring Refraction in Low Resource Sett NCT03456245 | Harvard School of Public Health (HSPH) | — |
| Completed | Effect of Peripheral Defocus on Axial Growth in Hyperopes NCT02686879 | Aston University | N/A |
| Enrolling By Invitation | Treatment of Residual Refraction Errors 6 Months After Trifocal IOL Implantation With Relex-Smile NCT04712318 | Eye Hospital Pristina Kosovo | N/A |
| Completed | Hyperopic LASIK With Crosslinking Versus Standard LASIK NCT03224013 | Minia University | N/A |
| Withdrawn | Performance of a Photoscreener for Vision Screening in a Haitian Pediatric Population NCT02655432 | Université de Montréal | — |
| Completed | Accuracy of LASIK Flaps Created With the LenSx® Femtosecond Laser - A Pilot Study NCT02575911 | Alcon Research | N/A |
| Completed | Bilateral Dispensing Study of Fanfilcon A Toric Versus Enfilcon A Toric Lenses NCT02423109 | CooperVision, Inc. | N/A |
| Completed | Clinical Performance of Habitual Wearers of Bioclear 1-day Lenses When Refitted With Biomedics 1-day Extra for NCT02406495 | CooperVision, Inc. | N/A |
| Completed | Refraction Determination Analysis NCT01995435 | Lee, Steven, M.D. | N/A |
| Completed | A Bilateral Dispensing Clinical Trial of Sapphire Lens Against Senofilcon A Lens Over 2 Weeks NCT02345811 | CooperVision, Inc. | N/A |
| Unknown | Optical Defocus to Stimulate Eye Elongation in Hyperopia NCT00950924 | Aller, Thomas A., OD | N/A |
| Unknown | A Prospective Safety and Effectiveness Study of a New High Repetition Rate Excimer Laser Using LASIK for the C NCT02112968 | Technolas Perfect Vision GmbH | Phase 4 |
| Unknown | Development of a Validated Chart for Intermediate Vision Assessment NCT02279446 | Democritus University of Thrace | — |
| Unknown | A Prospective Safety and Effectiveness Study of the 500 Hz Technolas Perfect Vision Excimer Laser in Asian Eye NCT01977807 | Technolas Perfect Vision GmbH | Phase 4 |
| Unknown | A Prospective Safety and Effectiveness Study of the 500 Hz Technolas Perfect Vision Excimer Laser Using LASIK NCT02071576 | Technolas Perfect Vision GmbH | Phase 4 |
| Unknown | Clinical Trial of the Femtosecond Laser System VisuMax for Refractive Correction of Hyperopia by Means of Lent NCT02316041 | Tilganga Institute of Ophthalmology | N/A |
| Completed | Safety and Efficacy Evaluation of a New Contact Lens Disinfecting Solution in Soft Contact Lens Wearers NCT01912768 | Alcon Research | N/A |
| Completed | Safety and Efficacy Evaluation of a New Contact Lens Disinfecting Solution in Gas Permeable Contact Lens Weare NCT01912781 | Alcon Research | N/A |
| Completed | Evaluation of a New Daily Disposable Multifocal Contact Lens Design NCT01951573 | Alcon Research | N/A |
| Completed | Multicenter Dispensing Study of Biofinity Lenses in Extended Range NCT02060539 | CooperVision, Inc. | N/A |
| Terminated | Safety and Efficacy of Corneal Collagen Cross-linking Following LASIK for Treatment of Hyperopia and Hyperopic NCT01893359 | Glaukos Corporation | Phase 1 / Phase 2 |
| Completed | Clinical Study of Visibility Tinted Clariti Contact Lens NCT01996787 | Sauflon Pharmaceuticals Ltd | N/A |
| Completed | Visual Performance Investigation of Two Toric Soft Contact Lenses NCT01858701 | Alcon Research | N/A |
| Completed | Subjective Comparison of Pre-Lens Tear Film Stability With Daily Disposable Contact Lenses NCT01839318 | Alcon Research | N/A |
| Completed | Silicone Hydrogel Contact Lens Clinical and Comfort Benefits With a Multi-Purpose Disinfecting Solution NCT01809197 | Alcon Research | N/A |
| Terminated | Feasibility of Measurement of Optical Aberrations in Hyperopia by Using an Adaptive Optics Visual Simulator (A NCT01884805 | University Hospital, Toulouse | N/A |
| Completed | Safety and Effectiveness of Wavefront-Guided LASIK Correction of Hyperopic Refractive Errors NCT01675479 | Abbott Medical Optics | N/A |
| Unknown | Corneal Epithelium Repair and Therapy Using Autologous Limbal Stem Cell Transplantation NCT02148016 | Sun Yat-sen University | Phase 1 / Phase 2 |
| Completed | Evaluation of the Effectiveness of Two Marketed Multi-Purpose Solutions for Silicone Hydrogel Contact Lenses - NCT01684033 | Alcon Research | N/A |
| Completed | Evaluation of the Effectiveness of Two Marketed Multi-Purpose Solutions for Silicone Hydrogel Contact Lenses - NCT01684046 | Alcon Research | N/A |
| Completed | Creating LASIK Flaps With the LenSx Femtosecond Laser NCT01556893 | Alcon LenSx, Inc. | Phase 1 |
| Completed | Hyperopia Treatment Study 1 (HTS1) - Glasses vs Observation NCT01515475 | Jaeb Center for Health Research | N/A |
| Completed | Daily Disposable Performance of 1•DAY ACUVUE® TruEye™ and 1•DAY ACUVUE® MOIST® With LACREON® TECHNOLOGY NCT01467557 | Johnson & Johnson Vision Care, Inc. | — |
| Completed | Presbyopic Supracor Treatment for Near Myopic/Hyperopic Pseudophakic Eyes NCT01387360 | Technolas Perfect Vision GmbH | Phase 4 |
| Completed | Pilot Dispensing Evaluation of a Plus Power Lens NCT01228591 | Johnson & Johnson Vision Care, Inc. | N/A |
| Completed | Clinical Study of Clariti Monthly Contact Lens NCT01392950 | Sauflon Pharmaceuticals Ltd | N/A |
| Completed | The Effect of Masking on Subjective Results During Daily Disposable Contact Lens Studies NCT01155726 | CIBA VISION | N/A |
| Completed | Safety and Efficacy Study to Evaluate the Treatment of Both Near and Distance Vision in a Simultaneous Laser P NCT01322919 | Technolas Perfect Vision GmbH | Phase 3 |
| Withdrawn | Complete Easy Rub Comparative Efficacy Study NCT01019564 | Abbott Medical Optics | N/A |
| Terminated | Hyperopia Correction Using the NTK Optimal Keratoplasty (Opti-K) System NCT01028937 | NTK Enterprises, Inc. | N/A |
| Completed | Daily Wear Corneal Infiltrative Event Study NCT00937105 | University Hospitals Cleveland Medical Center | Phase 4 |
| Completed | Safety and Efficacy Study of Topography-Guided LASIK to Treat Myopia and Hyperopia NCT01028378 | Clinical Research Consultants, Inc. | Phase 3 |
| Completed | Multicenter Evaluation of Safety and Effectiveness of Presbyopic LASIK for Hyperopes NCT00910403 | Technolas Perfect Vision GmbH | Phase 3 |
| Completed | A Comparison of Fellow Eyes Undergoing LASIK or PRK With a Wavefront-guided Excimer Laser Versus a Wavefront-o NCT01135719 | Edward E. Manche | N/A |
| Completed | Comparative Evaluation of Corneal Staining With Balafilcon A Lenses and Two Multi-Purpose Solutions NCT01024855 | Abbott Medical Optics | Phase 1 / Phase 2 |
| Withdrawn | Evaluation of Outcomes Using the Amo Advanced CustomVue Ilasik Procedure NCT00765960 | Medical University of South Carolina | — |
| Completed | Time Course Comparison of Contact Lens Maintenance Systems for Hydrogel Lenses NCT00732004 | University of Melbourne | N/A |
| Unknown | Intrastromal Correction of Ametropia by a Femtosecond Laser NCT00928122 | 20/10 Perfect Vision | Phase 3 |
| Completed | Evaluation of Effectiveness of Correcting Refractive Error With Ready-made Spectacles NCT00657670 | Johns Hopkins University | N/A |
| Completed | Photorefractive Keratectomy (PRK) for Hyperopia After Radial Keratotomy NCT00917657 | University of Sao Paulo | N/A |
| Completed | High Refractive Index Material 510(k) NCT00766168 | CooperVision International Limited (CVIL) | N/A |
| Terminated | Enhancement of Emmetropization in Hyperopic Infants NCT00574717 | Ohio State University | Phase 1 / Phase 2 |
| Completed | Multipurpose Disinfecting Solution Compatibility With a Silicone Hydrogel Contact Lens NCT00520689 | University of Waterloo | Phase 3 |
| Completed | Evaluation Study for a Non-Contact Biometer NCT00494390 | Insel Gruppe AG, University Hospital Bern | — |
| Completed | Corneal and Conjunctival Sensitivity and Staining Study NCT00455455 | University of Waterloo | Phase 4 |
| Completed | Comparison of Contact Lens Maintenance Systems for Silicone Hydrogel Lenses NCT00363623 | University of Melbourne | N/A |
| Completed | Corneal Asphericity Adjustment (Q Adjustment) in Myopic and Hyperopic Patients Undergoing Refractive Correctio NCT01296867 | Democritus University of Thrace | — |
| Completed | Comparison of Acular LS Versus Nevanac for Pain Control in Eyes Undergoing PRK NCT00347204 | Center For Excellence In Eye Care | Phase 4 |
| Completed | A Study to Evaluate the Safety and Effectiveness of the Technols 217z Zyoptix System for Hyperopia NCT00348205 | Bausch & Lomb Incorporated | N/A |
| Completed | Safety and Effectiveness Study of the MEL 80 Excimer Laser Using LASIK in the Treatment of Hyperopia NCT00762281 | Carl Zeiss Meditec, Inc. | N/A |
| Completed | Correction of Farsightedness in Children Study NCT00472212 | Ohio State University | N/A |
| Terminated | Photorefractive Keratectomy for Severe Anisometropia and Isoametropia Associated With Amblyopia NCT03610997 | Baylor College of Medicine | N/A |