Comment Period Extended to 3/23/2015 for Notice of Proposed Rulemaking (NPRM) for FDAAA 801 and NIH Draft Reporting Policy for NIH-Funded Trials
36 studies found for:    Open Studies | "Refractive Errors"
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Rank Status Study
21 Recruiting Low Concentration Atropine for Myopia Progression in School Children
Condition: Myopia Progression
Intervention: Drug: Atropine
22 Recruiting Efficacy Study of Different Lens Treatments on Chinese Adolescent Myopia
Condition: Progressive Myopia
Interventions: Other: Spectacles;   Other: Myovision;   Other: Orthokeratology
23 Unknown  SUPRACOR for Myopia and Myopic Astigmatism
Conditions: Myopia;   Myopic Astigmatism;   Presbyopia
Intervention: Procedure: SUPRACOR
24 Recruiting Effect of Orthokeratology Versus Spectacles on Myopia Progression in Chinese Children: A Crossover Trial
Condition: Myopia
Interventions: Device: Orthokeratology;   Device: Spectacle
25 Unknown  Study of Myopia Prevention in Children With Low Concentration of Atropine
Condition: Myopia
Interventions: Drug: atropine;   Drug: tropicamide
26 Recruiting Efficacy and Safety of Ranibizumab 0.5 vs Veteporfin PDT in Patients With Visual Impairment Due to Choroidal Neovascularization Secondary to Pathologic Myopia
Condition: Visual Impairment Due to Choroidal Neovascularization Secondary to Pathologic Myopia
Interventions: Drug: Ranibizumab 0.5mg;   Drug: Rranibizumab 0.5 mg;   Drug: Verteporfin PDT
27 Not yet recruiting Myopia Control With the Multi-segment Lens
Condition: Myopia
Intervention: Device: Multiple-Segment spectacle lens
28 Recruiting Initial Treatment With Bevacizumab in Choroidal Neovascularization Associated to High Myopia
Condition: Choroidal Subfoveal/Juxtafoveal Neovascularization in High Myopia
Intervention: Drug: Bevazizumab intravitreal injection
29 Unknown  Genomewide Screening of Pathological Myopia
Condition: Pathological Myopia
Intervention:
30 Recruiting Metabolic Screening in Patients With Donnai-Barrow Syndrome
Condition: Donnai-Barrow Syndrome
Intervention:
31 Recruiting Limbal Relaxing Incision Versus Toric Intraocular Lens for Corneal Astigmatism During Cataract Surgery.
Conditions: Astigmatism;   Cataract
Interventions: Procedure: Limbal Relaxing Incisions;   Device: Toric Intraocular Lens
32 Recruiting Clinical and Genetic Studies in Families With Myopia and Related Diseases
Condition: Myopia
Intervention:
33 Unknown  Hyperopia Correction Using the NTK Optimal Keratoplasty (Opti-K) System
Condition: Hyperopia
Intervention: Device: Optimal Keratoplasty
34 Recruiting Corneal Epithelium Repair and Therapy Using Autologous Limbal Stem Cell Transplantation
Conditions: Corneal Disease;   Pterygium;   Myopia;   Hyperopia
Interventions: Procedure: LSCs and amniotic membrane (Modified Technique);   Procedure: Amniotic membrane only (Traditional Technique);   Procedure: PRK, LSCs, and amniotic membrane (Modified Technique);   Procedure: PRK only (Traditional Technique);   Drug: Levofloxacin;   Drug: Betamethasone;   Drug: Limbal stem cells (LSCs)
35 Unknown  Microincision Versus Smallincision Combined Surgery
Condition: Cataract Extraction
Interventions: Procedure: Combined Micro- Surgery;   Procedure: Combined Small-Surgery
36 Unknown  Comprehensive Evaluation of Visual Function
Condition: Visual Function
Interventions: Device: Izon Wavefront-guided lenses;   Device: Conventional lenses

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Indicates status has not been verified in more than two years