DD T2 Daily Disposable Registration Trial
Public ClinicalTrials.gov record NCT03305770. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
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.
Study identification
- NCT ID
- NCT03305770
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Not applicable
- Enrollment
- 107 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Oct 12, 2017 (Actual)
- Primary completion
- Feb 21, 2018 (Actual)
- Completion
- Feb 21, 2018 (Actual)
- Last update posted
- Feb 22, 2019
2017 – 2018
United States locations
- U.S. sites
- 6
- U.S. states
- 4
- U.S. cities
- 6
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Alcon Investigative Site | San Diego | California | 92123 | — |
| Alcon Investigative Site | Longwood | Florida | 32779 | — |
| Alcon Investigative Site | Maitland | Florida | 32751 | — |
| Alcon Investigative Site | Bloomington | Illinois | 61701 | — |
| Alcon Investigative Site | Brentwood | Tennessee | 37027 | — |
| Alcon Investigative Site | Memphis | Tennessee | 38111 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03305770, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Feb 22, 2019 · Synced Oct 19, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete public registry record, listed eligibility criteria, and available contact information for NCT03305770 live on ClinicalTrials.gov.