Completed
Clinical Comparison of Two Daily Disposable Toric Soft Contact Lenses
What is being tested
Verofilcon A toric soft contact lenses
+ Stenfilcon A toric soft contact lenses
Device
Who is being recruted
Astigmatism+1
+ Eye Diseases
+ Myopia
Over 18 Years
+4 Eligibility Criteria
How is the trial designed
Treatment Study
Interventional
Study Start: September 2022
Summary
Principal SponsorAlcon Research
Last updated: January 28, 2026
Sourced from a government-validated database.Claim as a partner
Study start date: September 13, 2022
Actual date on which the first participant was enrolled.Study participants will wear each study lens type in 1 of 2 randomized, crossover sequences. Participants will be expected to attend 4 visits and wear study lenses for at least 10 hours per day. The total duration of an individual's participation in the study will be up to 28 days.
Official TitleClinical Comparison of Two Daily Disposable Toric Soft Contact Lenses
Principal SponsorAlcon Research
Last updated: January 28, 2026
Sourced from a government-validated database.Claim as a partner
Protocol
This section provides details of the study plan, including how the study is designed and what the study is measuring.Design Details
153 patients to be enrolled
Total number of participants that the clinical trial aims to recruit.Treatment Study
These studies test new ways to treat a disease, condition, or health issue. The goal is to see if a new drug, therapy, or approach works better or has fewer side effects than existing options.
Eligibility
Researchers look for people who fit a certain description, called eligibility criteria: person's general health condition or prior treatments.Conditions
Criteria
Any sex
Biological sex of participants that are eligible to enroll.Over 18 Years
Range of ages for which participants are eligible to join.Healthy volunteers not allowed
If individuals who are healthy and do not have the condition being studied can participate.Conditions
Pathology
AstigmatismEye DiseasesMyopiaRefractive Errors
Criteria
4 exclusion criteria prevent from participating
Current or previous P1fA and MDT habitual lens wearers.
Monovision and multifocal lens wearers.
Participation of the subject in a clinical trial within the previous 30 days or currently enrolled in any clinical trial.
Other protocol-defined exclusion criteria may apply.
Study Plan
Find out more about all the medication administered in this study, their detailed description and what they involve.Treatment Groups
Study Objectives
2 intervention groups are designated in this study
This study does not include a placebo group
Treatment Groups
Group I
Stenfilcon A toric soft contact lenses worn first, followed by verofilcon A toric soft contact lenses, as randomized. Each study lens type will be worn for 8 (-0/+3) days for at least 10 hours per day. Lenses will be removed nightly and disposed of after a single use.
Group II
Verofilcon A toric soft contact lenses worn first, followed by stenfilcon A toric soft contact lenses, as randomized. Each study lens type will be worn for 8 (-0/+3) days for at least 10 hours per day. Lenses will be removed nightly and disposed of after a single use.
Study Objectives
Primary Objectives
Study Centers
These are the hospitals, clinics, or research facilities where the trial is being conducted. You can find the location closest to you and its status.This study has 11 locations
Suspended
Suspended
Sabal Eye Care
Longwood, United StatesSuspended
Drs. Giedd, P.A.
Maitland, United StatesSuspended
Vision Health Institute
Orlando, United StatesCompleted11 Study Centers