Evaluation of an Investigational Multi-Purpose Disinfecting Solution for the Care of Soft Contact Lenses in Symptomatic Patients

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. Identifier: NCT00382603
Recruitment Status : Completed
First Posted : September 29, 2006
Last Update Posted : August 16, 2012
Information provided by (Responsible Party):
Alcon Research

Brief Summary:
The objective of the study was to clinically evaluate the safety and effectiveness of a new multi-purpose disinfecting solution for soft contact lenses in patients who experience discomfort with their contact lenses.

Condition or disease Intervention/treatment Phase
Contact Lens Care Device: OptiFree Multi-Purpose Disinfecting Solution Not Applicable

Study Type : Interventional  (Clinical Trial)
Enrollment : 362 participants
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Double
Primary Purpose: Treatment
Official Title: Clinical Evaluation of the Safety and Efficacy of an Investigational Multi-Purpose Disinfecting Solution Compared to a Marketed Multi-Purpose Solution for Care of Soft Contact Lenses in Symptomatic Patients
Study Start Date : August 2004
Actual Primary Completion Date : February 2005
Actual Study Completion Date : February 2005

Resource links provided by the National Library of Medicine

MedlinePlus related topics: Eye Wear

Primary Outcome Measures :
  1. Efficacy:
  2. Ocular Comfort and Symptom Scales
  3. Subject Questions/Subject Likert Questionnaire
  4. Safety:
  5. Slit-lamp Findings - Cornea: Edema, Neovascularization, Infiltrates; Injection, Tarsal Abnormalities and Other Complications
  6. Adverse Events

Secondary Outcome Measures :
  1. Corneal Fluorescein Staining (Type and Area)
  2. Lens Surface Evaluation (Lens Deposit and Lens Wettability)
  3. Lens Replacement Incidence and Causality
  4. Corrected Visual Acuity with Study Lenses (Snellen)
  5. Rewetting Drop Frequency
  6. Lens Removal Frequency
  7. Average Lens Wearing Time
  8. Average Uncomfortable Lens Wearing Time

Information from the National Library of Medicine

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Ages Eligible for Study:   18 Years and older   (Adult, Older Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes

Inclusion Criteria:

  • Symptomatic for contact lens related discomfort at the end of the lens wearing day.
  • Successful daily wear of FDA Group IV lenses on a two-week or longer replacement schedule for at least two weeks.
  • Use of a multi-purpose solution only as the pre-study care regimen for at least one month (rewetting drops use is also acceptable).
  • Successful lens wear for at least 4 hours per day.
  • Vision correctable to 20/30.
  • Normal eyes - no current ocular abnormalities that prevent successful contact lens wear.
  • No corneal surgery within the past 12 months.
  • No systemic disease that affects that eye or that could be worsened by the use of contact lenses or solutions.
  • No over-the-counter or prescription ocular medication.
  • No enrollment in another clinical study within 30 days prior to enrollment.

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its identifier (NCT number): NCT00382603

United States, Colorado
Highlands Ranch
Highlands Ranch, Colorado, United States, 80126
Sponsors and Collaborators
Alcon Research
Study Director: Leslie Napier Alcon Research

Responsible Party: Alcon Research Identifier: NCT00382603     History of Changes
Other Study ID Numbers: C-04-09
First Posted: September 29, 2006    Key Record Dates
Last Update Posted: August 16, 2012
Last Verified: September 2006

Keywords provided by Alcon Research:
Contact Lens Care

Additional relevant MeSH terms:
Pharmaceutical Solutions