Non-dispensing Study to Check Prescription Equivalence of Two Daily Disposable Toric Contact Lens Types
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Not Applicable
Contacts and Locations
Study Locations
-
-
Florida
-
Jacksonville, Florida, United States
-
-
New York
-
New York, New York, United States
-
-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- The subject must be between 18 and 40 years old.
- The subject must have normal eyes.
- The subject must appear able and willing to adhere to the instructions set forth in this clinical protocol.
- The subject must read and sign the STATEMENT OF INFORMED CONSENT and be provided a copy of the form.
- The subject must have a subjective distance spectacle prescription in the range of -1.75 to -5.00 DS in each eye.
- The subject must manifest -1.25 to -2.00 D of refractive astigmatism in each eye.
- The subject's refractive cylinder axis must be 180 +/- 30 in each eye.
- The subject must be an adapted wearer of soft toric contact lenses in both eyes.
- The subject's best visual acuity (BVA) must be better than or equal to 20/25 in each eye.
- Subjects must already possess a wearable pair of spectacles. -
Exclusion Criteria:
- Ocular or systemic allergies or disease that may interfere with contact lens wear.
- Systemic disease or autoimmune disease or use of medication, which may interfere with contact lens wear.
- Clinically significant corneal edema, corneal vascularization, corneal staining or any other abnormality of the cornea, which may contraindicate contact lens wear.
- Clinically significant tarsal abnormalities that might interfere with contact lens wear.
- Any ocular infection.
- Any corneal distortion resulting from previous hard or rigid gas permeable contact lens wear.
- Pregnancy or lactation
- Any infectious disease (e.g., hepatitis, tuberculosis) or an immunosuppressive disease (e.g., HIV).
- Diabetes
- Strabismus -
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Randomized
- Interventional Model: Crossover Assignment
- Masking: Single
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
Active Comparator: etafilcon A toric new lens/etafilcon A toric lens
The lens worn first is a new etafilcon A toric contact lens and the lens worn second is a marketed etafilcon A toric contact lens.
Each lens worn for a maximum of 15 minutes bilaterally.
|
Investigational toric contact lens made of etafilcon A material with a new wetting agent.
Marketed toric contact lens made of etafilcon A material.
|
|
Active Comparator: etafilcon A toric lens/etafilcon A toric new lens
The lens worn first is a marketed etafilcon A toric contact lens and the lens worn second is a new etafilcon A toric contact lens.
Each lens worn for a maximum of 15 minutes bilaterally.
|
Investigational toric contact lens made of etafilcon A material with a new wetting agent.
Marketed toric contact lens made of etafilcon A material.
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Prescription Equivalence
Time Frame: after 15 minutes of lens wear
|
Number of subjects whose prescription is the same for the two lenses tested.
|
after 15 minutes of lens wear
|
Collaborators and Investigators
Sponsor
Sponsor
Study record dates
Study Major Dates
Study Start (Actual)
Study Start
Primary Completion (Actual)
Primary Completion
Study Completion (Actual)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Estimate)
First Posted
Study Record Updates
Last Update Posted (Actual)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- CR-1476AI
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Studies a U.S. FDA-regulated device product
product manufactured in and exported from the U.S.
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