Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Completed Phase 3 Interventional Results available

Immediate Office Probing vs Deferred Facility Probing for Nasolacrimal Duct Obstruction in Children 6 to <10 Months Old

ClinicalTrials.gov ID: NCT00780741

Public ClinicalTrials.gov record NCT00780741. 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 11, 2026, 10:31 PM EDT

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

Official title

A Randomized Trial Comparing Immediate Probing in an Office Setting With Deferred Probing in a Facility Setting for Treatment of Nasolacrimal Duct Obstruction in Children 6 to <10 Months Old

Brief summary

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

The purpose of this study is: To determine the cost-effectiveness of treating NLDO using immediate office probing compared with deferred probing in a facility setting. As part of the primary objective, the study will determine the proportion of eyes experiencing spontaneous resolution among subjects randomized to the deferred probing group. The secondary objectives are: 1. To determine the success proportion for eyes undergoing immediate office probing as an initial procedure. 2. To determine the success proportion for eyes undergoing deferred facility probing as an initial procedure.

Study identification

NCT ID
NCT00780741
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Enrollment
220 participants

Conditions and interventions

Eligibility (public fields only)

Age range
6 Months to 10 Months
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
Sep 30, 2008
Primary completion
Oct 31, 2011
Completion
Dec 31, 2011
Last update posted
Jun 23, 2016

2008 – 2012

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Intermountain Eye Centers Boise Idaho 83702

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 NCT00780741, 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 Jun 23, 2016 · Synced Sep 11, 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 NCT00780741 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →