Clinical Assessment of Two Daily Wear Monthly Replacement Soft Silicone Hydrogel Contact Lenses
Public ClinicalTrials.gov record NCT04980456. 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.
Study identification
- NCT ID
- NCT04980456
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Not applicable
- Lead sponsor
- Alcon Research
- Industry
- Enrollment
- 257 participants
Conditions and interventions
Conditions
Interventions
- Lehfilcon A contact lenses Device
- Comfilcon A contact lenses Device
- CLEAR CARE Device
Device
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
- Aug 4, 2021
- Primary completion
- Nov 19, 2021
- Completion
- Nov 19, 2021
- Last update posted
- Jan 5, 2023
2021
United States locations
- U.S. sites
- 14
- U.S. states
- 10
- U.S. cities
- 14
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Alcon Investigator 8135 | Los Angeles | California | 90012 | — |
| Alcon Investigator 8062 | Oakland | California | 94607 | — |
| Alcon Investigator 8106 | San Francisco | California | 94127 | — |
| Alcon Investigator 6356 | Longwood | Florida | 32779 | — |
| Alcon Investigator 6565 | Maitland | Florida | 32751 | — |
| Alcon Investigator 6654 | West Palm Beach | Florida | 33405 | — |
| Alcon Investigator 6567 | Pittsburg | Kansas | 66762 | — |
| Alcon Investigator 5582 | Louisville | Kentucky | 40206 | — |
| Alcon Investigator 8097 | Sterling Heights | Michigan | 48312 | — |
| Alcon Investigator 7980 | Willmar | Minnesota | 56201 | — |
| Alcon Investigator 8130 | New York | New York | 10036 | — |
| Alcon Investigator 6401 | Warwick | Rhode Island | 02888 | — |
| Alcon Investigator 6353 | Memphis | Tennessee | 38111 | — |
| Alcon Investigator 8175 | Austin | Texas | 78731 | — |
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 NCT04980456, 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 Jan 5, 2023 · Synced Jul 23, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04980456 live on ClinicalTrials.gov.