NCT04952701 is a NA clinical trial of Control lenses in Presbyopia, sponsored by CooperVision, Inc..

Who is sponsoring NCT04952701?

NCT04952701 is sponsored by CooperVision, Inc..

What drugs are being tested in NCT04952701?

Interventions in NCT04952701: Control lenses, Test lenses.

What condition does NCT04952701 study?

NCT04952701 studies Presbyopia.

Is NCT04952701 still recruiting?

NCT04952701 is currently completed. Last updated 27 April 2022.

Are results published for NCT04952701?

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

Last reviewed 2022-04-27 · How we verify

NCT04952701

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

Evaluating the Success of Habitual Multifocal Wearers When Refit With a New Lens Design

Completed NA Results posted Last updated 27 April 2022

What this trial tests

NA trial testing Control lenses in Presbyopia in 63 participants. Completed in 14 January 2022.

Timeline

21 October 2021

Primary endpoint
1 December 2021

14 January 2022

Quick facts

Lead sponsor	CooperVision, Inc.
Phase	NA
Status	Completed
Study type	INTERVENTIONAL
Allocation	non randomized
Design	crossover
Masking	single
Primary purpose	treatment
Enrollment	63
Start date	21 October 2021
Primary completion	1 December 2021
Estimated completion	14 January 2022
Sites	5 locations across United States

Drugs / interventions tested

Control lenses
Test lenses

Conditions studied

Presbyopia — all drugs for Presbyopia →

Sponsor

CooperVision, Inc.

Who can join

42 and older, any sex, with Presbyopia. 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.

Comfort on Insertion Primary · Day 1 after Lens Dispense Visit

Subjective ratings of comfort on insertion using a 0-10 scale, in 0.5 steps (0=- painful, 10- Can't feel the lenses).

Group	Value	95% CI
Control Lens	9.2	± 1.1
Test Lens	9.2	± 1.0

Adverse events — posted to ClinicalTrials.gov

Time frame: From dispense up to 2 weeks on each study lens, a total of 4 weeks.. Reporting threshold: 2%. Adverse-event reports describe events observed during the trial — not all are caused by the drug.

Control Lens

Serious: 0/63 (0%)

Deaths: 0/63

Test Lens

Serious: 0/63 (0%)

Deaths: 0/63

Other adverse events (2 terms — click to expand)

Reaction	System	Control Lens	Test Lens
Light Sensitivity	Eye disorders	—	—
Eye Irritation and Discomfort	Eye disorders	—	—

Data from ClinicalTrials.gov NCT04952701 adverse events section.

Sponsor's own description

The objective of the study was to adapt existing multifocal soft lens wearers to a CONTROL lens for 2 weeks and then evaluate the success of switching them to the TEST lens, with a review after 2 weeks.

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 recruiting trials for Presbyopia

Currently open trials in the same condition.

NCT07444658 — Performance of Two Daily Disposable Multifocal Contact Lenses · NA · recruiting
NCT07284966 — Comfort and Vision With TOTAL30 Multifocal Lenses · recruiting
NCT07077967 — Luminous Efficiency Function V(λ)' of Patients That Underwent Pseudophakic Presbyopic Corrections With EDOF IOLs · recruiting
NCT07113210 — Quality of Life in Presbyopic Patients Who Are Treated With Qlosi · Phase 4 · recruiting
NCT06948357 — Efficacy and Safety of BRIMOCHOL PF and CARBACHOL PF in Chinese Presbyopia Patients · Phase 2 · recruiting

Other CooperVision, Inc. trials

Trials by the same sponsor.

NCT06817785 — Soft Lens Study: Biomedics 1 Day Extra Sphere and Clariti 1 Day Sphere · NA · completed
NCT06758076 — A Clinical Comparison of Two Soft Contact Lenses (C24-755) · NA · completed
NCT06590441 — Investigation of Wearing Compliance of Spectacles for Myopia Control · completed
NCT06609018 — Clinical Investigation of Buttermere (LENS 271) Soft Contact Lenses · NA · completed
NCT06611410 — 1 Week Crossover Study Between Two Soft Contact Lenses · NA · completed

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 NCT04952701 (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 CooperVision, Inc.
Last refreshed: 27 April 2022

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/NCT04952701.

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