Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 10, 2026, 2:16 AM EDT

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Showing 25–29 of 29 matching trials from the live ClinicalTrials.gov search.
Conditions
Refractive Errors, Myopia, Hyperopia
Interventions
Lehfilcon A contact lens, Comfilcon A contact lens
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
3
States / cities
Medina, Minnesota • Granville, Ohio • Memphis, Tennessee
Conditions
Astigmatism, Myopia
Interventions
Lens A ( comfilcon A), Lens B ( lehfilcon A)
Device
Lead sponsor
CooperVision International Limited (CVIL)
Industry
Eligibility
40 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
3
States / cities
New York, New York • Granville, Ohio • Corpus Christi, Texas
Conditions
Presbyopia
Interventions
Lehfilcon A multifocal contact lenses, Lotrafilcon B multifocal contact lenses, Hydrogen peroxide-based cleaning and disinfection system
Device
Lead sponsor
Alcon Research
Industry
Eligibility
40 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Johns Creek, Georgia
Conditions
Myopia
Interventions
Lehfilcon A contact lenses, Comfilcon A contact lenses, CLEAR CARE
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
5
States / cities
Maitland, Florida • Bloomington, Illinois • Pittsburg, Kansas + 2 more
Conditions
Ametropia
Interventions
Lens A (comfilcon A lens), Lens B (lehfilcon A lens)
Device
Lead sponsor
CooperVision, Inc.
Industry
Eligibility
18 Years to 35 Years
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
2
States / cities
Ocoee, Florida • State College, Pennsylvania