Clinical trials: Tear Film
Dry Eye, Meibomian Gland Dysfunction (Disorder)
Meibomian Gland Changes in Ocular Prosthesis Users
This observational cross-sectional study aims to evaluate meibomian gland loss and dry eye symptoms in patients using unilateral ocular prostheses.
- Conditions
- Dry Eye, Meibomian Gland Dysfunction (Disorder), Anophthalmic Socket Syndrome, Ocular Prostheses
- Trial name
- MGPRO (NCT07621952)
- Testing
- Oculus Keratograph 5M
- Where
- Mexico
- Volunteers
- 20 people
- Sponsor
- Instituto de Oftalmología Fundación Conde de Valenciana
Dry Eye Disease
Influence of Perfluorohexyloctane (NovaTears) on Tear Film Thickness in Patients With Mild to Moderate Dry Eye Disease
Patients with mild to moderate dry eye disease will be randomized to receive either NovaTears® or Hydrabak® eye drops as control.
- Trial name
- NCT03048526
- Testing
- NovaTears®, Hydrabak®
- Where
- Austria
- Volunteers
- 48 people
- Sponsor
- Novaliq GmbH
Ocular Discomfort, Ocular Inflammation
Effects of Xiidra on Closed Eye Tear Film Leukocytes in Dry Eye Disease
Every night during sleep, there is an accumulation of white blood cells in the closed eye. The closed eye white blood cells are predominantly neutrophils, but there is a small population (3%) of T cells.
- Conditions
- Ocular Discomfort, Ocular Inflammation, Dry Eye, Contact Lens Complication
- Trial name
- NCT03408015
- Testing
- Lifitegrast
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Dry Eye, Dry Eye Syndrome
DRy Eye Outcome and Prescription Study
The DRy eye Outcome and Prescription Study (DROPS) is a large observational multicentre study exploring the 'real world' effectiveness of artificial tears in dry eye disease and determinants of efficacy.
- Conditions
- Dry Eye, Dry Eye Syndrome, Blepharitis, Meibomian Gland Dysfunction
- Trial name
- DROPS (NCT03652415)
- Testing
- Artificial tears (classified by MHRA as a medical device)
- Where
- 2 sites in United Kingdom
- Volunteers
- 635 people
- Sponsor
- Guy's and St Thomas' NHS Foundation Trust
Dry Eye Disease
Evaluation of the Tolerability and Efficacy of CWT-f-002 Lubricant Eye Drops
The primary objective is to evaluate the tolerability and efficacy of CWT-f-002 lubricant eye drops in the treatment of the signs and symptoms of dry eye disease.
- Trial name
- NCT05660681
- Testing
- glycerin 0.7%/PEG 400 0.3%, polyethylene glycol 400 0.4%/propylene glycol 0.3%
- Where
- United States
- Volunteers
- 34 people
- Sponsor
- Calm Water Therapeutics LLC
Dry Eye
Dry Eye OmniLenz Application of Omnigen Research Study
Dry eye disease (DED) is a disease of the ocular surface characterised by ocular surface inflammation and damage and neurosensory abnormalities.
- Trial name
- DOORS (NCT04553432)
- Testing
- Amniotic membrane Omnigen[TM], Bandage soft Contact Lens OmniLenz[R]
- Where
- United Kingdom
- Volunteers
- 79 people
- Sponsor
- Aston University
Sjogren's Syndrome, Dry Eye
Differences in Corneal Structure and Function in Patients With Sjogrens vs. Non-Sjogrens Dry Eye
In this study the investigators plan to enroll three groups of patients: non-Sjogren's dry eye, Sjogren's dry eye and controls. The study has the following primary goals: 1.
- Conditions
- Sjogren's Syndrome, Dry Eye, Neurotrophic Keratitis
- Trial name
- IIR (NCT06364657)
- Testing
- Eye Exam
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Dry Eye Syndromes, Celiac Disease
Omega-3 Fatty Acid Supplementation and Tear Film Quality in Celiac Patients
The study aims to determine the effectiveness on the tear film quality and symptoms related with dry eye disease in patients with celiac disease.
- Trial name
- OmegaCelDED (NCT05825976)
- Testing
- Omega-3 Fatty ACids, Control
- Where
- Bosnia and Herzegovina
- Volunteers
- 45 people
- Sponsor
- Josip Juraj Strossmayer University of Osijek
Cortical Senile Cataract
Tear Film Evaluation After Phacoemulsification
To compare tear film differences between surgical eyes and nonsurgical eyes in patients who had cataract surgery by phacoemulsification in one eye.
- Trial name
- TFAP (NCT02238015)
- Testing
- cataract surgery
- Where
- China
- Volunteers
- 60 people
- Sponsor
- Zheng Qian
Tear Film Deficiency
Effect of Obesity on Tear Film and Ocular Health Among Diabetic Patients
To evaluate the effect of obesity on tear film and ocular health in diabetic patients. Research Design An observational cross-sectional study will be conducted.
- Trial name
- NCT06913452
- Where
- Pakistan
- Volunteers
- 120 people
- Sponsor
- Superior University
Meibomian Gland Dysfunction, Dry Eye Disease
Refractory Meibomian Gland Dysfunction and Plasma Jet
PURPOSE: The investigators propose a new treatment for refractory Meibomian Gland Dysfunction (MGD) patients with plasma jet to remove the hyperkeratinization layer from the lid margin to unblock terminal gland ducts and use…
- Conditions
- Meibomian Gland Dysfunction, Dry Eye Disease, Evaporative Dry Eye, Inflammation
- Trial name
- NCT04608942
- Testing
- Jett Plasma Medical Lift, Mechanical Debridement
- Where
- 2 sites in Brazil
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Federal University of São Paulo
Thyroid-associated Ophthalmopathy, Dry Eye Syndrome
The Effect of Intravenous Glucocorticoids on the Tearfilm in Eyes With Thyroid-associated Ophthalmopathy
Thyroid-associated ophthalmopathy (TAO), also called Graves' ophthalmopathy or thyroid eye disease, is a common orbital disease in adults.
- Trial name
- NCT01579539
- Testing
- Methylprednisolone, Esomeprazole
- Where
- Austria
- Volunteers
- 18 people
- Sponsor
- Medical University of Vienna
Dry Eye Syndrome, Ocular Surface Disease
Dry Eye Syndrome Description During Cataract Surgery, With Multimodal Analysis of the Ocular Surface
The main objective is to describe the characteristics of dry eye syndrome before and after surgery at one month of cataract surgery, using a multimodal analysis of the ocular surface.
- Trial name
- C-SS0 (NCT03923244)
- Testing
- OSDI survey
- Where
- France
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University Hospital, Clermont-Ferrand
Dry Eye Syndromes, Cataract
Metabolomic Profile in Dry Eye Syndrome Patients.
The primary objective is to determine possible implications of deviant tear film quality for optimal refractive precision in patients scheduled for cataract surgery.
- Trial name
- NCT05433428
- Testing
- Lubricant Eye Drops, Preservative Free, Preservative
- Where
- Norway
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Ifocus Oyeklinikk
Cataract Patients
Evaluation of Tear Film Lipid Layer Thickness Change After Cataract Surgery
This study will compare cataract patients before and after phacoemulsification. Evaluations will be performed before and 1 and 3 months following cataract surgery, including measurement of tear film lipid layer thickness, tear…
- Trial name
- NCT02567565
- Testing
- LipiView
- Where
- South Korea
- Volunteers
- 60 people
- Sponsor
- Yonsei University
Dry Eye
Symptom Response in Normal and Dry Eye Patients Secondary to Application of a Menthol-Containing Eyedrop (Rohto® Hydra)
The purpose of the study is to analyze the sensation to eye drops containing menthol in people with healthy eyes and in people with dry eyes. This study also examines the temperature of your eye using an Infrared Camera.
- Trial name
- NCT02985827
- Testing
- Rohto (r) Hydra, Systane (r) Ultra
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- ORA, Inc.
Excess Skin of Both Eyelids, Contrast Sensitivity
The Effect of Upper Blepharoplasty on Vision Quality in the Early Postoperative Period
Contrast sensitivity (CS) and tear film (TF) changes are noted in late postoperative period after upper blepharoplasty (UB), while the same was rarely investigated in the early postoperative period.
- Conditions
- Excess Skin of Both Eyelids, Contrast Sensitivity, Tear Film Insufficiency of Both Eyes, Corneal Topography
- Trial name
- NCT05549713
- Testing
- Upper blepharoplasty
- Where
- Croatia
- Volunteers
- 40 people
- Sponsor
- Osijek University Hospital
Dry Eye
The Effect of SYSTANE® BALANCE on Tear Film Break Up Time in Dry Eye Subjects
The purpose of this study was to evaluate the ability of SYSTANE® BALANCE dosed 4 times a day for 30 days to increase non-invasive tear film break up time over baseline, compared to a saline control, in dry eye subjects with…
- Trial name
- NCT01718028
- Testing
- Propylene glycol 0.6% ocular emulsion, Sodium chloride 0.9% saline solution
- Where
- Argentina
- Volunteers
- 51 people
- Sponsor
- Alcon Research
Visual Acuity
Influence of Lens Design on Particulate Exchange in the Post-lens Tear Film
This is a 5-visit, controlled, bilateral, randomized, subject-masked, crossover (4 treatments x 4 period), non-dispensing study.
- Trial name
- NCT03782571
- Testing
- etafilcon a Test 1, etafilcon A Test 2, etafilcon A Test 3
- Where
- United Kingdom
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Dry Eye
Evaluation of FID 114657 on Tear Film Lipid Layer Thickness
To evaluate the effects of FID 114657 on the tear film lipid layer thickness of patients with dry eye.
- Trial name
- NCT00848068
- Testing
- FID 114657, OPTIVE Lubricant Eye Drops
- Volunteers
- 40 people
- Sponsor
- Alcon Research