Dry Eye
Conditions
Keywords
Dry eye, Tear Film Stability
Brief summary
Evaluation of the optical effects of Systane Ultra
Interventions
Single drop in both eyes
Sponsors
Alcon Research
Study design
Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE
Eligibility
Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
Yes
Inclusion criteria
1. Age 18 years or more. 2. Subjects must have Tear Break Up Time (TBUT) \< 5 seconds 3. Subjects must have a maximum blink interval (MBI) \< 10 seconds 4. Subjects must be willing to comply with all study requirements. 5. Subjects must understand, sign and be given a copy of the written Informed Consent form.
Exclusion criteria
1. Subjects for whom both eyes do not meet all inclusion criteria and either eye meets
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Improvement in maximum blink interval (MBI) | 1 day |
Secondary
| Measure | Time frame |
|---|---|
| Tear film stability and contrast sensitivity | 1 day |
Outcome results
None listed