North American Comfilcon A Clinical Study

RecruitingObservational study

Who can join

Ages 8 to 75 · All sexes

Full eligibility criteria

Inclusion Criteria:

1. Age 8 to 75 years (inclusive).
2. Current wearer of the Comfilcon A sphere, toric, multifocal, toric multifocal or Energys contact lens for at least 12 months.
3. At least occasional overnight wear in the last 12 months.

Exclusion Criteria:

1\. Current participation in a contact lens or contact lens care product clinical trial.

About the study

The main objective of this study is to demonstrate acceptable safety and effectiveness (performance) of comfilcon A Sphere, Toric, Multifocal, Toric Multifocal and Energys lenses, when used in the general population.

What is being tested

comfilcon A Sphere lens (device)
comfilcon A Toric lens (device)
comfilcon A Multifocal lens (device)
comfilcon A Multifocal Toric lens (device)
comfilcon A Energys lens (device)

Sponsor: CooperVision International Limited (CVIL) · Participants: 182 · Started: Feb 5, 2025

Contact the study team

Jose A Vega, OD,MSc,PhD · Phone: 9256402964

Official record on ClinicalTrials.gov — NCT06902584

Locations in the U.S.

California	University of Berkeley, Berkeley
Ohio	ProCare Vision Center, Granville
Pennsylvania	Nittany Eye Associates, College
Texas	Drs. McIntyre, Garza, Avila and Jurica, Optometrists, Corpus Christi

Conditions

From ClinicalTrials.gov, data retrieved Sep 30, 2026. Each study sets its own eligibility; the study team decides who can join.