Multi-Centre Clinical Evaluation Of Two Daily Disposable Contact Lenses

This study has been completed.
Information provided by (Responsible Party):
Coopervision, Inc. Identifier:
First received: September 21, 2012
Last updated: May 17, 2013
Last verified: May 2013

The stenfilcon A daily disposable contact lens will provide non-inferior handling compared to etafilcon A daily disposable contact lens.

Condition Intervention Phase
Device: etafilcon A; stenfilcon A
Device: stenfilcon A; etafilcon A
Phase 4

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Crossover Assignment
Masking: Double Blind (Subject, Investigator)

Resource links provided by NLM:

Further study details as provided by Coopervision, Inc.:

Primary Outcome Measures:
  • Lens handling [ Time Frame: after 2 weeks of lens wear ] [ Designated as safety issue: No ]

Estimated Enrollment: 100
Study Start Date: October 2012
Study Completion Date: March 2013
Primary Completion Date: January 2013 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Active Comparator: etafilcon A
etafilcon A
Device: etafilcon A; stenfilcon A Device: stenfilcon A; etafilcon A
Experimental: stenfilcon A
stenfilcon A
Device: etafilcon A; stenfilcon A Device: stenfilcon A; etafilcon A


Ages Eligible for Study:   16 Years to 45 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No

Inclusion Criteria:-

  • Be between 16 and 45 years of age (inclusive)
  • Adapted soft CL wearers (i.e. > 1 month)
  • Spherical distance CL prescription between -1.00 and -6.00D (inclusive)
  • Spectacle cylinder ≤0.75D in the least astigmatic eye, ≤1.00D in the other.
  • Correctable to 6/9 (20/30) in both eyes
  • Have the use of a mobile phone to send and receive text messages throughout the day for the duration of the study.
  • Have read, understood and signed the informed consent
  • Willing to comply with the wear schedule (at least 40 hours per week)
  • Willing to comply with the study visit schedule

Exclusion Criteria:-

  • Any active corneal infection, injury or inflammation
  • Systemic or ocular allergies, which might interfere with CL wear
  • Systemic disease, which might interfere with CL wear
  • Ocular disease, which might interfere with CL wear
  • Strabismus, amblyopia
  • Subjects who have undergone corneal refractive surgery and any anterior segment surgery
  • Subjects with keratoconus or other severe corneal irregularity contraindicating lens wear
  • Pregnant or lactating
  • Use of systemic/topical medication contraindicating CL wear
  • Use of gas permeable contact lenses within the last month
  • Employees of the investigational site or immediate family members of Investigators
  • Participation in any concurrent clinical trial or in the last 30 days
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT01707238

United Kingdom
Keith Tempany Opticians
Broadstone, Dorset, United Kingdom, MH18
Cameron-Davies Optometrists
Southsea, Hampshire, United Kingdom, PO5 2AT
Cameron-Davies Optometrists
Portchester, Hants, United Kingdom, PO16 9UN
Leightons Opticians
St. Albans, Hertfordshire, United Kingdom, AL1 3LH
David Gould Opticians
Rawtenstall, Lancashire, United Kingdom, BB4 7QN
Vision Express Optical Lab
Hendon, London, United Kingdom, NW4 3FB
S.H. Harrold
Uxbridge, London, United Kingdom, UB8 1JX
Sponsors and Collaborators
Coopervision, Inc.
  More Information

No publications provided

Responsible Party: Coopervision, Inc. Identifier: NCT01707238     History of Changes
Other Study ID Numbers: EX-MKTG-39
Study First Received: September 21, 2012
Last Updated: May 17, 2013
Health Authority: United Kingdom: Research Ethics Committee

Additional relevant MeSH terms:
Refractive Errors
Eye Diseases processed this record on August 19, 2014