N/A N=182 Randomized Single-blind Other

Assessing Fitting Guides in Alcon Multifocal Contact Lenses

Presbyopia · Refractive Errors

Bottom Line

View on ClinicalTrials.gov: NCT03118934 ↗

Enrolled (actual)

182

Serious AEs

0.0%

Results posted

Sep 2018

Primary outcome: Primary: Mean Number of Trial Lenses Needed to Fit Each Eye — 1.2; 1.4 lenses

Study Design & Population

Study type: Interventional
Phase: N/A
Interventions: Lotrafilcon B multifocal contact lenses (Device); Nelfilcon A multifocal contact lenses (Device); Delefilcon A multifocal contact lenses (Device)
Age: Adult, Older Adult · 40+ yrs
Sex: All
Sponsor: Alcon Research
Primary completion: Jul 2017

Outcome Measures

Outcome	Result	p-value
PRIMARY Mean Number of Trial Lenses Needed to Fit Each Eye	1.2; 1.4	—

Summary

The purpose of this study is to compare an alternative fitting guide to a current fitting guide for optimizing contact lens parameters and determining contact lens prescription.

Eligibility Criteria

Inclusion Criteria

Sign informed consent;
Normal eyes;
Current full-time soft contact lens wearer needing presbyopia correction;
Willing to wear lenses for a minimum of five days per week, six hours per day, and attend all study visits;
Other protocol-defined inclusion criteria may apply.

Exclusion Criteria

Use of systemic or ocular medications for which contact lens wear could be contraindicated as determined by the Investigator;
Eye conditions (past or present) as specified in the protocol;
Currently wearing Alcon multifocal (MF) contact lenses;
Only one eye with functional vision;
Contact lens wear in one eye only;
Use of mechanical eyelid therapy or eyelid scrubs within 14 days before Visit 1 and not willing to discontinue during the study;
Other protocol-defined exclusion criteria may apply.

View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT03118934). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.