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| Name | Class |
|---|---|
| Glaukos Corporation | INDUSTRY |
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Epithelium-On Corneal Crosslinking for Keratoconus.
Subjects with a diagnosis of progressive keratoconus will be evaluated for suitability as a candidate for Corneal Crosslinking (CXL). Subjects that as candidates for CXL will be asked to participate in this study and will undergo the required screening procedures to determine study eligibility. Informed consent will be obtained from each subject before performance of any required any required study procedures that are not part of the investigator's routine examination. All Subjects will be evaluated at screening/baseline, Day 0 (treatment day), then 1 day, 1 week, and 1, 3, 6, 12 months after treatment. Pentacam measurements and measurements of best spectacle-corrected visual acuity will be obtained and baseline and at appropriate times after the epithelium-on CXL procedure. Safety monitoring throughout the study will include observations at appropriate times for adverse events, clinically significant findings on ophthalmic examination, and slit-lamp examination.
The primary efficacy parameter is the change from baseline over time in maximum keratometry (K-Max). Addition analyses for efficacy will include uncorrected visual acuity (UCVA) and best corrected visual acuity (BCVA).
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Treatment | Other | Treatment as per protocol, there is no placebo arm. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Riboflavin 5'-Phosphate | Drug | Photrexa (riboflavin 5'-phosphate ophthalmic solution) 0.146%, is a yellow sterile buffered solution containing 1.46 mg/mL riboflavin 5'-phosphate, The pH of the solution is approximately 7.1 and the osmolarity is 157-177 mOsm/kg. Each 1 mL of the solution contains 1.53 mg of riboflavin 5'-phosphate sodium (equivilant to 1.20 mg [0.12%] riboflavin). Riboflavin 5'-phosphate sodium USP is a mixture of the sodium salts of riboflavin, riboflavin monophosphates, and riboflavin diphosphates. The inactive ingredients are dibasic sodium phosphate, monbasic sodium phosphate, sodium chloride, and water for injection. |
| Measure | Description | Time Frame |
|---|---|---|
| Maximum keratometric change | Change from baseline keratometric maximum over time. | 12 months |
| Measure | Description | Time Frame |
|---|---|---|
| Visual acuity change | Change from baseline uncorrected distance visual acuity and best spectacle-corrected visual acuity. | 12 months |
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Inclusion Criteria:
Exclusion Criteria:
Nystagmus or any other condition that would prevent steady gaze. Other systemic condition that in the investigator's opinion would not allow the patient to be a good candidate for the study.
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| Name | Affiliation | Role |
|---|---|---|
| Kenneth A Beckman, M.D. | Comprehensive EyeCare of Central Ohio | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Comprehensive EyeCare of Central Ohio | Westerville | Ohio | 43082 | United States |
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| Type | Includes Protocol | Includes SAP | Includes ICF | Document Label | Document Date | Document Uploaded Date | Document File Name |
|---|---|---|---|---|---|---|---|
| Prot | Yes | No | No | Study Protocol | Mar 10, 2017 | Aug 9, 2017 | Prot_000.pdf |
| ICF | No | No | Yes | Informed Consent Form | Mar 16, 2017 | Aug 9, 2017 | ICF_001.pdf |
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| Release Date | Unrelease Date | Unrelease Date Unknown | Reset Date | MCP Release Number |
|---|---|---|---|---|
| Feb 3, 2022 | Feb 24, 2022 | 5 |
| ID | Term |
|---|---|
| D007640 | Keratoconus |
| ID | Term |
|---|---|
| D003316 | Corneal Diseases |
| D005128 | Eye Diseases |
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| ID | Term |
|---|---|
| D005486 | Flavin Mononucleotide |
| ID | Term |
|---|---|
| D012256 | Riboflavin |
| D005415 | Flavins |
| D011621 | Pteridines |
| D006574 | Heterocyclic Compounds, 2-Ring |
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Subjects with a diagnosis of progressive keratoconus will be evaluated for suitability as a candidate for CXL. Subjects that are candidates for CXL will be asked to participate in this study and will undergo required screening testing. Informed consent will be obtained from each subject prior to study-oriented testing.
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|
|
| D000072471 |
| Heterocyclic Compounds, Fused-Ring |
| D006571 | Heterocyclic Compounds |
| D006575 | Heterocyclic Compounds, 3-Ring |
| D003067 | Coenzymes |
| D045762 | Enzymes and Coenzymes |
| D012265 | Ribonucleotides |
| D009711 | Nucleotides |
| D009706 | Nucleic Acids, Nucleotides, and Nucleosides |
| D010860 | Pigments, Biological |
| D001685 | Biological Factors |