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PresbyopiaNCT05579886

Evaluating Two Multifocal Daily Disposable Contact Lenses

A study testing Test Lens in people with Presbyopia, run by CooperVision, Inc. at 5 sites in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The objective of the study was to adapt existing multifocal soft lens wearers to a Control Lens for at least 2 weeks and then evaluate the success of switching them to the Test Lens, with a review after 2 weeks. Read more about this study

Who is it for?
Ages 42 years and older
Conditions the study is for
Presbyopia
What is being tested?
Test Lens
Type of treatment
Medical device
Could I receive a placebo?
No, everyone receives an active treatment
How many people
60 participants
Where
5 sitesUnited States
Study dates
10 Oct 2022to 7 Feb 2023
Phase
Interventional
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 42 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • A person was eligible for inclusion in the study if he/she:
  • Was at least 42 years of age and had full legal capacity to volunteer;
  • Had read and signed an information consent letter;
  • Self-reported having had a full eye examination in the previous two years;
  • Anticipated being able to wear the study lenses for at least 8 hours a day, 5 days a week;
  • Was willing and able to follow instructions and maintain the appointment schedule;
Show all 10Show fewer
  • Habitually wore multifocal soft contact lenses, for the past 3 months minimum (NOTE: the habitual contact lens type was restricted such that no more than one third were to be the clariti 1 day multifocal and no more than one third were to be MyDay multifocal (this included their equivalent private label brand name);
  • Had refractive astigmatism no higher than -0.75DC in each eye;
  • Was presbyopic and required a reading addition of at least +0.75D and no more than +2.50D in each eye;
  • Could be fit and achieved binocular distance vision of at least 20/30 Snellen (or +0.20 logMAR) which participants also deemed to be 'acceptable', with the available study lens parameters (powers +4.00 to -6.00DS)

Who cannot join

  • A person was excluded from the study if he/she:
  • Was participating in any concurrent clinical or research study;
  • Had any known active ocular disease and/or infection that contraindicated contact lens wear;
  • Had a systemic condition that in the opinion of the investigator may have affected a study outcome variable;
  • Was using any systemic or topical medications that in the opinion of the investigator may have affected contact lens wear or a study outcome variable;
  • Had known sensitivity to the diagnostic sodium fluorescein to be used in the study;
  • Self-reported as pregnant, lactating or planning a pregnancy at the time of enrolment;
  • Had undergone refractive error surgery or interocular surgery.

Trial locations and contacts

5 sites in 1 country.

5 sites in 1 country

United States5 sites
  • ProCare Vision Center

    Granville, Ohio, 43023

  • Coan Eye Care & Optical Boutique

    Ocoee, Florida, 34761

  • Kannarr Eye Care

    Pittsburg, Kansas, 66762

  • Nittany Eye Associates

    State College, Pennsylvania, 16801

  • Sacco Eye Group

    Vestal, New York, 13850

Other trials in United States

About this study

Official title: Evaluating the Success of Refitting Lens Wearers With MyDay Multifocal, Who Are Already Adapted to Clariti 1Day Multifocal 2-Add Design

The objective of the study was to adapt existing multifocal soft lens wearers to a Control Lens for at least 2 weeks and then evaluate the success of switching them to the Test Lens, with a review after 2 weeks.

Read the detailed description

This prospective, bilateral eye, open label, non-randomized study compared the performance of 2 different designs of daily disposable multifocal contact lenses.

Conditions
Presbyopia
Being tested
Control Lens, Test Lens
Medical subject headings
Presbyopia

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Control LensDevice

    Daily disposable multifocal soft lens with 2 add design (2ADD) for 2 weeks

  • Test LensDevice

    Daily disposable multifocal soft lens with 3 add design (3ADD) for 2 weeks

Study groups in NCT05579886
Study groupRoleWhat they receive
Control LensActive comparatorAll participants wore the Control Lens for 2 weeks (Period 1)
Receives: Device: Control Lens
Test LensExperimentalAll participants wore the Test Lens for 2 weeks (Period 2)
Receives: Device: Test Lens

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Comfort Just After Lens Insertion

    Subjective rating measured on a scale of 0-10, 0.5 steps, where 0=Painful, 10=Can't feel the lenses.

    Measured: 2 weeks

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted14 Oct 2022
  2. Study start10 Oct 2022
  3. Primary completion7 Feb 2023
  4. Study completion7 Feb 2023

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Non-randomised
Intervention model
Crossover
Masking
None (open label)
Enrolment
60 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05579886
Sponsor's protocol ID
EX-MKTG-140
Status last verified
Jan 2024
First submitted
11 Oct 2022
Last updated
20 Feb 2024
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
Yes

Questions about this trial

What is this clinical trial studying?

A study testing Test Lens in people with Presbyopia, run by CooperVision, Inc. at 5 sites in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 10 inclusion and 8 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 20 Feb 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 5 sites in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

Yes. Results are posted in the registry (first posted 20 Feb 2024). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Comfort Just After Lens Insertion (time frame: 2 weeks). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 20 Feb 2024.

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Clinical Trial NCT05579886 | AzTrials