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MyopiaNCT01629693

Clinical Evaluation of Two Monthly Replacement Silicone Hydrogel Contact Lenses

A study testing Lotrafilcon B contact lenses and Comfilcon A contact lenses in people with Myopia and Astigmatism, run by Alcon Research.

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 purpose of this study is to evaluate differences in the comfort at the end of the month between Air Optix® lenses versus Biofinity® lenses in habitual daily wear symptomatic soft contact lens wearers. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Myopia, Astigmatism
What is being tested?
Lotrafilcon B contact lenses and Comfilcon A contact lenses
Type of treatment
Medical device
Could I receive a placebo?
No, everyone receives an active treatment
How many people
398 participants
Where
No sites listed yet
Study dates
Jul 2013to Nov 2013
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 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Must sign written informed consent document.
  • Currently wearing weekly/biweekly or monthly sphere or toric soft contact lenses (NOT including AIR OPTIX Aqua, AIR OPTIX NIGHT \& DAY Aqua, AIR OPTIX for Astigmatism, Biofinity Sphere, Biofinity Toric, or ProClear Toric soft contact lenses) bilaterrally (in both eyes) and have worn these lenses for at least 3 months, daily wear use only (no extended wear).
  • Symptomatic for contact lens-related ocular discomfort at the end of the lens wearing day.
  • Current contact lens prescription within the available parameters of both study products.
  • Able to achieve visual acuity (VA) of at least 6/7.5 (20/25) in each eye with study lenses in the available parameters.
  • Willing to wear study lenses for at least 4 hours/day and at least 5 days/week for the 1 month trial period.
  • Willing and able to follow instructions, study procedures and maintain the appointment schedule.
  • Other protocol-defined inclusion criteria may apply.

Who cannot join

  • Neophytes and current wearers of AIR OPTIX Aqua, AIR OPTIX NIGHT \& DAY Aqua, AIR OPTIX for Astigmatism, Biofinity sphere, Biofinity Toric, or ProClear Toric soft contact lenses.
  • Any systemic or ocular disease or disorder (refractive disorder allowed and dry eye is permitted), complicating factors or structural abnormality that would negatively affect the conduct or outcome of the study.
  • Recent (within 7 days of enrollment) or current ocular infections, active ocular inflammation, glaucoma or preauricular lymphadenopathy.
  • A history of ocular surgery/trauma within the last 6 months.
  • Topical or systemic antibiotics use within 7 days of enrollment.
  • Topical ocular or systemic corticosteroids use within 14 days of enrollment.
  • Participation in any other ophthalmic drug or device clinical trial within 30 days of enrollment.
  • Other protocol-defined exclusion criteria may apply.

About this study

The purpose of this study is to evaluate differences in the comfort at the end of the month between Air Optix® lenses versus Biofinity® lenses in habitual daily wear symptomatic soft contact lens wearers.

Conditions
Myopia, Astigmatism
Being tested
Lotrafilcon B contact lenses, Comfilcon A contact lenses
Keywords
contact lenses, myopia, astigmatism
Medical subject headings
Myopia, Astigmatism

What participants receive

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

  • Lotrafilcon B contact lensesDevice

    Also called AIR OPTIX® AQUA, AIR OPTIX® for ASTIGMATISM

    Silicone hydrogel contact lenses (sphere or toric) per subject's habitual prescription

  • Comfilcon A contact lensesDevice

    Also called Biofinity® Sphere, Biofinity® Toric

    Silicone hydrogel contact lenses (sphere or toric) per subject's habitual prescription

Study groups in NCT01629693
Study groupRoleWhat they receive
Air OptixExperimentalLotrafilcon B contact lenses worn bilaterally (in both eyes) for at least 4 hours a day, 5 days a week, for 4 weeks, on a daily wear basis (removed nightly for cleaning and disinfection).
Receives: Device: Lotrafilcon B contact lenses
BiofinityActive comparatorComfilcon A contact lenses worn bilaterally (in both eyes) for at least 4 hours a day, 5 days a week, for 4 weeks, on a daily wear basis (removed nightly for cleaning and disinfection).
Receives: Device: Comfilcon A contact lenses

What is being measured

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

  1. Change From Baseline in Likert Response: "I Can Comfortably Wear my Lenses" at Day 30

    Overall comfort was assessed by the participant as a response to the questionnaire item 'I can comfortably wear my lenses', using a 10-point Likert scale, with 1=poor and 10=excellent.

    Measured: Baseline, Day 30

Timeline

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

  1. First posted28 Jun 2012 (estimated)
  2. Study startJul 2013
  3. Primary completionNov 2013
  4. Study completionNov 2013

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
Allocation
Randomised
Intervention model
Parallel groups
Masking
Single blind
Who is masked
Participant
Enrolment
398 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01629693
Sponsor's protocol ID
A00973
Status last verified
Oct 2014
First submitted
26 Jun 2012
Last updated
6 Nov 2014
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A study testing Lotrafilcon B contact lenses and Comfilcon A contact lenses in people with Myopia and Astigmatism, run by Alcon Research.

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 8 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 6 Nov 2014. Status can change between updates, so confirm with the study contact before making plans.

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 6 Nov 2014). 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?

Change From Baseline in Likert Response: "I Can Comfortably Wear my Lenses" at Day 30 (time frame: Baseline, Day 30). 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 6 Nov 2014.

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