Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Withdrawn No phase listed Observational

Assessment of COVID-19 in Tearfilm

ClinicalTrials.gov ID: NCT04579458

Public ClinicalTrials.gov record NCT04579458. 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.

ClinicalTrials.gov public records Last synced Sep 2, 2026, 1:53 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Assessment of COVID (Coronavirus Disease)-19 in Tearfilm

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

To assess the co-relation of COVID-19 in nasopharyngeal swabs and tears or saliva, and to determine duration of COVID-19 activity in ocular fluid and saliva by serial tests over 3 months.

Study identification

NCT ID
NCT04579458
Recruitment status
Withdrawn
Study type
Observational
Phase
Not listed
Enrollment
Not listed

Conditions and interventions

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
Dec 27, 2020
Primary completion
Jan 21, 2021
Completion
Jan 21, 2021
Last update posted
Feb 4, 2021

2020 – 2021

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Vanderbilt University Medical Center Nashville Tennessee 37076

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 NCT04579458, 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 4, 2021 · Synced Sep 2, 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 protocol, eligibility criteria, and contact information for NCT04579458 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →