Comparison of Comfilcon A Toric Contact Lenses and Samfilcon A Toric Contact Lenses (NCT03519932) | Clinical Trial Compass
CompletedNot Applicable
Comparison of Comfilcon A Toric Contact Lenses and Samfilcon A Toric Contact Lenses
Canada49 participantsStarted 2018-04-30
Plain-language summary
The objective of this study is to evaluate the subjective acceptance of comfilcon A toric contact lens, compared to samfilcon A toric lens.
Who can participate
Age range17 Years
SexALL
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Inclusion Criteria:
* Is at least 17 years of age and has full legal capacity to volunteer;
* Has had a self-reported oculo-visual examination in the last two years.
* Has read and signed an information consent letter;
* Is willing and able to follow instructions and maintain the appointment schedule;
* Is an adapted soft contact lens wearer, who currently wears contact lenses for a minimum 3 days/week and 8 hours/day AND who anticipates no difficulty wearing CLs for 6 days/week, 10 hours /day.
* Is willing to wear contact lens in both eyes for the duration of the study;
* Has a minimum astigmatism of - 0.75, determined by refraction;
* Can be fit with the two study contact lens types in the powers available;
* Has a distance visual acuity of 0.20 logMAR (approx 20/30) or better, determined by refraction;
* Can achieve a distance visual acuity of 0.20 logMAR (approx 20/30) or better in each eye with the study contact lenses.
* Has clear corneas and no active\* ocular disease
Exclusion Criteria:
* Is participating in any concurrent clinical trial;
* Has any known active\* ocular disease and/or infection;
* Has a systemic condition that in the opinion of the investigator may affect a study measure;
* Is using any systemic or topical medications that in the opinion of the investigator may affect a study measure;
* Has known sensitivity to fluorescein dye or products to be used in the study;
* Appears to have any active\* ocular pathology, ocular anomaly or severe insufficienc…