Recruiting

Multifocal & Spherical

Sponsor:

Ohio State University

Code:

NCT07218731

Conditions

Presbyopia Correction

Presbyopia

Eligibility Criteria

Sex: All

Age: 40+

Healthy Volunteers: Not accepted

Interventions

Multifocal contact lenses

Spherical contact lenses

Study Details

Brief summary:

The purpose of the study is to assess participant experience when wearing multifocal contact lenses compared to spherical contact lenses with reading glasses.

Conditions

Presbyopia Correction

Presbyopia

Study ID

NCT07218731

Start date

Dec 8, 2025

Status verified date

Nov, 2025

Completion date

Jun, 2026

Anticipated

Primary completion date

Jun, 2026

Anticipated

Eligibility Criteria

Eligibility Criteria

Sex: All

Age: 40+

Healthy Volunteers: Not accepted

Inclusion Criteria:

1. At least 40 years of age.
2. Ability to give informed consent.
3. Subjects must have corrected distance visual acuity in both eyes equivalent to 20/25 or better at the screening visit.
4. Require an add power of +0.75 D or greater when tested at 40cm.
5. Good general health defined by medication use that has not changed within the last 30 days and the absence of medical conditions or treatments that are deemed confounding to the data as determined by the Investigator.

Exclusion Criteria:

1. Current or active inflammation or infection as determined by the Investigator.
2. Current eye disease, infection or inflammation that affects the surface of the eye such as but not limited to moderate or greater blepharitis and ocular allergy.
3. History of refractive surgery.
4. Known history of allergy or sensitivity to contact lens solutions and/or sodium fluorescein.
5. Is pregnant or lactating or planning a pregnancy during enrollment of the study.
6. Is using any systemic or topical medications that in the opinion of the investigator may affect a study outcome variable.
7. Have been diagnosed with dry eye previously
8. Has a systemic condition that in the opinion of the investigator may affect a study outcome variable.

Study Design

Enrollment

30 participants

Anticipated

Allocation

Randomized

Intervention Model

Crossover

Primary purpose

Other

Interventions and Outcome Measures

Arms

active comparator: Multifocal contact lenses

multifocal contact lenses

active comparator: Spherical contact lenses with reading glasses

spherical contact lenses used with reading glasses

Interventions

Multifocal contact lenses

Multifocal contact lenses

Spherical contact lenses

spherical contact lenses

Primary outcome measure

  • Preference Survey [ Time Frame: 8 weeks ]

Central Contacts and Locations

Central contacts

Locations

The Ohio State University College of Optometry

Recruiting

Columbus, Ohio, United States, 43210

More Information

Sponsor

Ohio State University

Last update posted

Feb 27, 2026

Last verified

Nov, 2025

Trial information was received from ClinicalTrials.gov and was last updated on 2026-09-10. This information was provided to ClinicalTrials.gov by Ohio State University on 2026-02-27.