The purpose of this research study is to determine the effectiveness of TRYPTYR as a treatment for Dry Eye Disease. The primary efficacy variable is change from baseline in the Ocular Surface Disease Index (OSDI) at week 2. The co-primary efficacy variables are change from baseline in the National Eye Institute (NEI) scale of the cornea and NEI scale of the conjunctiva at 1 month (the third visit).
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
50
TRYPTYR will be administered one drop in each eye twice daily (once every 12 hours) for 30 days.
NYU Langone Health
New York, New York, United States
RECRUITINGChange in ocular surface disease index (OSDI) Score
The Ocular Surface Disease Index (OSDI) is a 12-question screening tool used to measure the severity of dry eye disease and how it affects vision. Scores range from 0 to 100, with higher numbers indicating more severe symptoms.
Time frame: Baseline, Week 2
Change in National Eye Institute (NEI) scale of the cornea
The NEI scale of the cornea is a standardized system used to grade corneal fluorescein staining. It evaluates punctate epithelial erosions (staining) across five specific corneal zones (superior, inferior, nasal, temporal, and central) to yield a total severity score. Each of the 5 zones is graded on an integer scale from 0 (No staining) to 3 (Severe or confluent staining). Total scores of 0-5 typically indicate mild surface disease, 6-10 represent moderate disease, and 11-15 indicate severe ocular surface disease.
Time frame: Baseline, 1 Month
Change in NEI scale of the conjunctiva
The National Eye Institute (NEI) scale of the conjunctiva evaluates the ocular surface by dividing the conjunctiva into six specific areas for evaluation to grade staining. Each of these six regions is graded individually on a 0 (none) to 3 (severe) scale. By adding the scores of all six regions, the conjunctiva yields a total score ranging from 0 to 18. Low scores represent a healthy or mildly compromised ocular surface, whereas high scores indicate severe surface disease like dry eye
Time frame: Baseline, 1 Month
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