NCT03305770 is a NA clinical trial of verofilcon A contact lenses in Myopia, sponsored by Alcon Research.

Who is sponsoring NCT03305770?

NCT03305770 is sponsored by Alcon Research.

What drugs are being tested in NCT03305770?

Interventions in NCT03305770: verofilcon A contact lenses, delefilcon A contact lenses.

What condition does NCT03305770 study?

NCT03305770 studies Myopia, Refractive Errors.

Is NCT03305770 still recruiting?

NCT03305770 is currently completed. Last updated 22 February 2019.

Are results published for NCT03305770?

Yes — primary outcome results have been posted to ClinicalTrials.gov. See the outcomes section above for details.

Last reviewed 2019-02-22 · How we verify

NCT03305770

Name: Drug Landscape Pharmaceutical Database
Creator: Drug Landscape
Published: 2026-01-01
License: https://creativecommons.org/licenses/by/4.0/

DD T2 Daily Disposable Registration Trial

Completed NA Results posted Last updated 22 February 2019

What this trial tests

NA trial testing verofilcon A contact lenses in Myopia in 107 participants. Completed in 21 February 2018.

Timeline

12 October 2017

Primary endpoint
21 February 2018

21 February 2018

Quick facts

Lead sponsor	Alcon Research
Phase	NA
Status	Completed
Study type	INTERVENTIONAL
Allocation	randomized
Design	parallel
Masking	double
Primary purpose	treatment
Enrollment	107
Start date	12 October 2017
Primary completion	21 February 2018
Estimated completion	21 February 2018
Sites	6 locations across United States

Drugs / interventions tested

verofilcon A contact lenses
delefilcon A contact lenses

Conditions studied

Myopia — all drugs for Myopia →
Refractive Errors — all drugs for Refractive Errors →

Sponsor

Alcon Research — full company profile →

Who can join

18 and older, any sex, with Myopia or Refractive Errors. Patients with the condition only — healthy volunteers not accepted.

Results — posted to ClinicalTrials.gov

Per-arm endpoint measurements with 95% confidence intervals where reported. Source: trial results section.

Monocular Visual Acuity (VA) With Contact Lenses at Each Visit (Snellen) Primary · Dispense, Week 1, Week 2, Month 1, Month 2, Month 3

VA was assessed for each eye individually using a Snellen chart at a distance of 4 meters. A 20/20 Snellen acuity is considered normal distance eyesight. No formal hypotheses were formulated; hence no inferential testing was performed.

Dispense @ 20/15

Group	Value	95% CI
DD T2	74
DT 1	32

Dispense @ 20/20

Group	Value	95% CI
DD T2	62
DT 1	40

Dispense @ 20/25

Group	Value	95% CI
DD T2	2
DT 1	0

Dispense @ 20/30

Group	Value	95% CI
DD T2	0
DT 1	0

Week 1 @ 20/15

Group	Value	95% CI
DD T2	75
DT 1	36

Week 1 @ 20/20

Group	Value	95% CI
DD T2	58
DT 1	36

Week 1 @ 20/25

Group	Value	95% CI
DD T2	4
DT 1	0

Week 1 @ 20/30

Group	Value	95% CI
DD T2	1
DT 1	0

Sponsor's own description

The purpose of this study is to evaluate the performance of the investigational verofilcon A contact lens compared to the commercially available delefilcon A contact lens, by assessing visual acuity as the primary variable.

Publications & conference data

No peer-reviewed publications indexed yet for this trial. Completed trials usually publish results within 12-18 months.

Verify or expand the search:

Other trials of verofilcon A contact lenses

Trials testing the same drug.

NCT03518008 — Clinical Comparison of Two Daily Disposable Soft Contact Lenses · NA · completed
NCT03349632 — Clinical Comparison of 4 Daily Disposable Soft Contact Lenses · NA · completed

Other recruiting trials for Myopia

Currently open trials in the same condition.

NCT07284966 — Comfort and Vision With TOTAL30 Multifocal Lenses · recruiting
NCT07078799 — Wavefront-guided LASIK Surgery Compared to Ray Tracing-Guided LASIK Surgery · NA · recruiting
NCT07585877 — Effect of Branched-Chain Amino Acid Supplementation on Myopia Progression · NA · active not recruiting
NCT07354945 — An Evaluation of Myopia Control Lenses on Wearing Experience in Myopic Children · NA · recruiting
NCT07229365 — Children's Viewing Behavior · NA · recruiting

Other Alcon Research trials

Trials by the same sponsor.

NCT06884202 — Evaluation of Delefilcon A Contact Lenses · NA · completed
NCT06784063 — Visual Performance With Clareon® Vivity® Intraocular Lenses (IOLs) · NA · completed
NCT06571656 — Evaluation of the Safety and Tolerability of Ocular Lubricants · NA · terminated
NCT06660290 — A Study to Evaluate 0.003% AR-15512 Safety and Drop Attributes · Phase 3 · completed
NCT06483113 — DAILIES TOTAL1® Soft Contact Lenses - Post-Market Clinical Follow-up Study · terminated

Verify against primary sources

ClinicalTrials.gov — authoritative US registry record
WHO ICTRP — international registry index
EU Clinical Trials Register
Sponsor press releases (Google)

Data sources for this page

Trial protocol + status: ClinicalTrials.gov NCT03305770 (US National Library of Medicine, public domain)
Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
Sponsor: as reported to ClinicalTrials.gov by Alcon Research
Last refreshed: 22 February 2019

Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT03305770.

Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing