Crick
HomeTrialsGenesDrugs23andMeGraphBlogContact
  • Home
  • Trials
  • Genes
  • Drugs
  • 23andMe
  • Graph
  • Blog
  • Contact
Crick

An open-source clinical intelligence platform. Explore clinical trials, gene networks, and molecular structures using public data sources.

Data Sources

  • ClinicalTrials.gov
  • OpenTargets
  • ClinVar
  • PubChem

Links

  • Contact
  • Privacy

© 2026 Crick. All rights reserved.

Crick is for educational purposes only. Not medical advice.

Results for “Lacrimal Duct Obstruction”

34 trials

Filters

Phase
Early Phase 1
Phase 1
Phase 2
Phase 3
Phase 4
Status
Recruiting
Active, Not Recruiting
Not Yet Recruiting
Completed
Enrolling by Invitation

Showing 20 of 34 results

Not applicableUnknownNCT01579344
What this trial is testing

Lacrimal Drainage System Obstruction Associated to Radioactive Iodine Therapy for Thyroid Carcinoma

Who this might be right for
Lacrimal Apparatus Disease
Fabricio Lopes da Fonseca 100
Not applicableStudy completedNCT03411889
What this trial is testing

A Feasibility Study to Develop a Protocol for Functional Lacrimal Magnetic Resonance Imaging

Who this might be right for
Lacrimal Duct ObstructionLacrimal Stenosis
Brighton and Sussex University Hospitals NHS Trust 15
Not applicableStudy completedNCT05500950
What this trial is testing

Color Doppler Ultrasound in Lacrimal Sac Space-occupying Lesions

Who this might be right for
Dacryocystitis; ChronicLacrimal Sac Space-occupying LesionsColor Doppler Ultrasound+1 more
Wenzhou Medical University 21
Not applicableLooking for participantsNCT07154121
What this trial is testing

Efficacy Evaluation of 5-Fluorouracil as an Adjuvant to Endoscopic Dacryocystorhinostomy in Managing Primary Acquired Nasolacrimal Duct Obstruction With Small Lacrimal Sac: A Randomized Controlled Study

Who this might be right for
Primary Acquired Nasolacrimal Duct Obstruction
Zhongshan Ophthalmic Center, Sun Yat-sen University 100
Not applicableStudy completedNCT03960996
What this trial is testing

Long Term Effectiveness of Dacryocystorinostomy With and Without Bicanalicular Intubation

Who this might be right for
Lacrimal Duct Obstruction
University Hospital Ostrava 120
Not applicableEnded earlyNCT03705000
What this trial is testing

SLlt Stent II Lacrimal Stent for the Treatment of Nasolacrimal Duct Obstruction

Who this might be right for
EpiphoraDacryocystorhinostomy
Thomas Gardner 5
Not applicableStudy completedNCT07289854
What this trial is testing

Portable Endoscopic Camera System Using Modified Action Camera for Endoscopic Sinunasal Examination

Who this might be right for
Nasolacrimal Duct ObstructionNasolacrimal Tract Obstruction
University of Arkansas 22
Not applicableStudy completedNCT02851641
What this trial is testing

Risk and Importance of Peroperative Nasal Hemorrhage in the Treatment of Lacrimal Duct Obstruction in Young Children

Who this might be right for
Lacrimal Duct Obstruction
Fondation Ophtalmologique Adolphe de Rothschild 108
Not applicableStudy completedNCT05999058
What this trial is testing

Clinical Study of Lacrimal Drainage Obstruction Diseases Using Dacryoendoscopy

Who this might be right for
Lacrimal Duct Obstruction
Tianjin Eye Hospital 522
Not applicableUnknownNCT00571129
What this trial is testing

Endoscopic Dacryocystorhinostomy Prospective Research

Who this might be right for
Lacrimal Duct Obstruction
Kuopio University Hospital 80
Not applicableNot Yet RecruitingNCT06924723
What this trial is testing

Effect of Standardized Lacrimal Sac Massage Compared With Probing for Congenital Lacrimal Duct Obstruction

Who this might be right for
Nasolacrimal Duct Obstruction
Zhongshan Ophthalmic Center, Sun Yat-sen University 160
Not applicableStudy completedNCT00315289
What this trial is testing

Study of Primary Surgical Treatment of Nasolacrimal Duct Obstruction in Children Less Than Four Years Old

Who this might be right for
Nasolacrimal Duct Obstruction
Jaeb Center for Health Research 973
Not applicableStudy completedNCT00315315
What this trial is testing

Study of Surgical Procedures for Treatment of Persistent Nasolacrimal Duct Obstruction in Children < 4 Years Old

Who this might be right for
Nasolacrimal Duct Obstruction
Jaeb Center for Health Research 194
Not applicableStudy completedNCT04931186
What this trial is testing

Nasolacrimal Duct Obstruction

Who this might be right for
Eye DiseasesLacrimal Duct Obstruction
Medical University of Vienna 625
Large-scale testing (Phase 3)Study completedNCT00780741
What this trial is testing

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

Who this might be right for
Nasolacrimal Duct Obstruction
Jaeb Center for Health Research 220
Post-approval studies (Phase 4)Looking for participantsNCT05663684
What this trial is testing

Does Topical Ophthalmic Proparacaine 0.5% Prior to Probing and Irrigation Decrease Pain?

Who this might be right for
EpiphoraDacryostenosisDacryocystitis
Louisiana State University Health Sciences Center in New Orleans 145
Not applicableUnknownNCT04943055
What this trial is testing

Low Temperature Plasma Ablation Combined Lacrimal Duct Catheterization in the Treatment of Lacrimal Duct Obstructive

Who this might be right for
Lacrimal Duct Obstruction
Second Affiliated Hospital, Zhejiang University, School of Medicine 180
Not applicableUnknownNCT06346561
What this trial is testing

The Efficacy of Dexmedetomidine Versus Labetalol In Providing Controlled Hypotension In Dacryocystorhinostomy SurgeryA Comparative Randomized Prospective Study

Who this might be right for
Nasolacrimal Duct Obstruction
Sohag University 50
Not applicableStudy completedNCT07754058
What this trial is testing

External Versus Powered Endoscopic Dacryocystorhinostomy With Mitomycin C for Primary Acquired Nasolacrimal Duct Obstruction

Who this might be right for
Primary Acquired Nasolacrimal Duct Obstruction
Military Institute od Medicine National Research Institute 60
Large-scale testing (Phase 3)Study completedNCT01233596
What this trial is testing

Monocanalicular Versus Bicanalicular Intubation in the Treatment of Congenital Nasolacrimal Duct Obstruction

Who this might be right for
Nasolacrimal Duct Obstruction
University Hospital Ostrava 70
Next Page