Evaluation of Two Monthly Silicone Hydrogel Multifocal Toric in Soft Contact Lens Wearers
Trial statusNot yet recruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age40+
SponsorCooperVision International Limited (CVIL)
About this trial
To compare the performance of two leading soft multifocal Toric contact lenses.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Participants at least 40 years of age.
Participants requiring lens powers within the range available for the study lenses.
Participants with a spherical refractive error at the corneal plane of plano to -6.00.
Participants with a minimum reading add of +0.75DS (based on their spectacle refraction at screening). At least 12 participants will be enrolled per add group: low (+0.75 to +1.25D), medium (+1.50 to +1.75D), and high (+2.00 to +2.50).
Disqualifiers
Anterior segment infection, inflammation or abnormality that would contraindicate contact lens wear.
Any active anterior segment ocular disease that would contraindicate contact lens wear.
The use of systemic or ocular medications that would contraindicate contact lens wear.
History of herpetic keratitis.
Trial design
Design model
Crossover
Treatments tested in this trial
Lens A ( comfilcon A)
DeviceDaily disposable, soft contact lenses worn for one month
Lens B ( lehfilcon A)
DeviceDaily disposable, soft contact lenses worn for one month
Treatment groups
60 Participants
are divided into 2 treatment groupsGroup A: Lens A then Lens BExperimental treatment 1 intervention
Group B: Lens B and then Lens AExperimental treatment 1 intervention
Trial outcomes
Primary outcomes
1
Ease of handling
Ease of handling for lens removal (0-100)
Time frame
1 monthSponsors and contacts
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Source ClinicalTrials.gov
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