Clinical trials: Pupil
Mydriasis
Evaluation of Pupil Dilation Speed With the MAP Dispenser
1 mist or 2 mists of the study drug will be administered to both eyes according to a pre-specified randomization plan to determine the effect on pupil dilation
- Trial name
- SPEED (NCT04907474)
- Testing
- tropicamide-phenylephrine fixed combination ophthalmic solution
- Where
- Mexico
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- Eyenovia Inc.
Retinal Anomalies, Premature Birth
CLAIR -FO: Clinical Trial of Ophthalmic Insert Mydriasert® Versus Reference Treatment
Pupillary dilation to perform a fundus in premature newborns and neonates is often difficult to obtain, because of the non mature iris sphincter.
- Trial name
- NCT00642135
- Testing
- Mydriasert®, phenylephrine and tropicamide eyedrops
- Where
- France
- Volunteers
- 80 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Dehydration
Study of Dehydration and Cognition in Pupils in Zambia
There is a large body of evidence from adult populations suggesting cognition in adults is affected by hydration status. The few studies conducted in the global North in populations of schoolchildren indicate that drinking water…
- Trial name
- NCT01924546
- Testing
- Water
- Where
- Zambia
- Volunteers
- 292 people, healthy volunteers welcome
- Sponsor
- Emory University
Myopia
Effects of Low Concentration Atropine on Pupillary Size and Accommodative Amplitude
To assess the two-week ocular responses, especially on pupillary size and accommodative amplitude, of nightly application of 0.01% or 0.02% or 0.03% atropine eye drops in children with myopia who were randomized to use of three…
- Trial name
- NCT03699423
- Testing
- 0.01% atropine eye drops, 0.02% atropine eye drops, 0.03% atropine eye drops
- Where
- Vietnam
- Volunteers
- 58 people
- Sponsor
- Hai Yen Eye Care
High-intensity Interval Training
Effect of a 4-week Fun Fast Interval Training (FFIT) Activity Programme on Physical Fitness and Quality of Life in Adolescent School Pupils
Low-volume high-intensity interval exercise training may improve aspects of health and fitness in young people, but the effect of this type of exercise on quality of life has yet to be assessed.
- Trial name
- NCT02759432
- Testing
- High-intensity interval exercise training
- Where
- United Kingdom
- Volunteers
- 132 people, healthy volunteers welcome
- Sponsor
- Teesside University
Miosis Disorder, Intraoperative Floppy Iris Syndrome
Use of APX 100 Device for Small-pupil Cataract Surgery and Intraoperative Floppy-iris Syndrome
The purpose of the study is to gather clinical data and safety information on the use of APX 100 device for small-pupil cataract surgery and the management of intraoperative floppy iris syndrome (IFIS) during cataract surgery.
- Trial name
- NCT01693575
- Testing
- Pupil expansion with APX 100 device
- Where
- Israel
- Volunteers
- 6 people
- Sponsor
- Meir Medical Center
Unilateral Cataract Extraction, Congenital Cataract
A Randomized Study in Children Ages Birth Through Three Years Undergoing Unilateral Cataract Extraction With or Without Lens Replacement
The purpose of this study is to evaluate the effect of OMS302 compared to phenylephrine when administered in irrigation solution during cataract extraction on intraoperative pupil diameter, acute postoperative pain, and safety in…
- Trial name
- ILR7 (NCT02132312)
- Testing
- OMS302, Phenylephrine HCl
- Where
- 11 sites in United States
- Volunteers
- 78 people
- Sponsor
- Omeros Corporation
Cataract
Anesthetic and Dilating Gel for Cataract Surgery
To prepare the eye for cataract surgery, drugs must be given to the eye to allow for surgery to take place. Traditionally, dilating drops and drops containing NSAIDs (to control inflammation) are given to the patient well in…
- Trial name
- NCT00335400
- Testing
- Anesthetic Dilating Gel
- Where
- Canada
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Queen's University
Child Health
Partnering for Change in Sweden - Intervention to Increase Pupils' Engagement and Participation
This project implements an innovative and intersectional collaborative intervention model that addresses challenges that exist for children with special educational needs, who risk school failure, exclusion and poor health.
- Trial name
- NCT05435937
- Testing
- Partnering for change (P4C-Swe), Treatment as usual
- Where
- 3 sites in Sweden
- Volunteers
- 400 people
- Sponsor
- Linkoeping University
Brain Injuries, Traumatic
Assignment of the Verbal Component Score and Addition of Pupil Reaction to the Glasgow Coma Scale
In this study, it is aimed to determine the prognostic value of GCS-P and the GCS-P score, which is formed by assigning a verbal score, in patients with traumatic brain injury, where all parameters can be evaluated.
- Trial name
- NCT05767502
- Testing
- GCS-Pupil score
- Where
- Turkey (Türkiye)
- Volunteers
- 199 people
- Sponsor
- Uludag University
Toxocara Infection
The Effectiveness of Albendazole Treatment Among Infected Toxocara Children
This study consists 2 phases. The first phase will conduct a cross-sectional study to determine the infection rate of Toxocariasis larvae, describe the clinical and paraclinical characteristics, identify risk factors related to…
- Trial name
- NCT05208333
- Testing
- Albenza 200Mg Tablet
- Volunteers
- 960 people
- Sponsor
- Pham Ngoc Thach University of Medicine
Autism Spectrum Disorders
Social Interactions: Ocular Explorations and Pupillometry in Autism
The primary objective of this work will first to characterize in typical childhood, visual exploratory behavior and pupillary response associated with salience of human social stimuli (faces and body movements), and then to…
- Trial name
- ISEOP (NCT01647295)
- Where
- France
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Institut National de la Santé Et de la Recherche Médicale, France
Mydriasis, Dilation
Nyxol (0.75% Phentolamine Ophthalmic Solution) to Reverse Pharmacologically-Induced Mydriasis in Pediatric Subjects
The objectives of this study are: To evaluate the safety of Nyxol in pediatric subjects To evaluate the efficacy of Nyxol to expedite the reversal of pharmacologically induced mydriasis in pediatric subjects The Sponsor intends…
- Trial name
- MIRA-4 (NCT05223478)
- Testing
- Phentolamine Ophthalmic Solution 0.75%, Phentolamine Ophthalmic Solution Vehicle
- Where
- 2 sites in United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Opus Genetics, Inc
Multiple Sclerosis, Glaucoma
Novel Portable Diagnostic Device for Automatic Detection of Relative Afferent Pupillary Defect
This study is to evaluate the ability of a newly designed device, Optic Nerve Glass (O-Glass) to detect relative afferent pupillary defect (RAPD).
- Trial name
- NCT02772666
- Testing
- O-Glass, Swinging Flashlight Test
- Volunteers
- 44 people
- Sponsor
- Mashhad University of Medical Sciences
Measurement of Pupil Diameter
Effects of Sevoflurane and Propofol on Light Flash Evoked Pupillometry
Null hypothesis (HO): There will be no difference in pupillometry readings when using any of the maintenance anesthetic techniques within subjects.
- Trial name
- NCT00695890
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Medicine and Dentistry of New Jersey
Hypoxic Encephalopathy
The Neurological Pupil Index (NPi) on Intensive Care Unit (ICU) Trial
The trial will evaluate the use of the "Neurological Pupil index" NPi, measured with the digital pupillometer (NeurOptics) compared to clinical examination for better reliability.
- Trial name
- NPI-ON-ICU (NCT01920347)
- Where
- 2 sites in Germany
- Volunteers
- 100 people
- Sponsor
- Charite University, Berlin, Germany
Pupil Constriction, Iris Floppiness
Clinical Factors Associated Floppy Iris
This study is planned to investigate the incidence of intraoperative floppy iris and its relationship with pseudoexfoliation, diabetes, hypertension as well as systemic alpha-1 adrenergic blocker use.
- Conditions
- Pupil Constriction, Iris Floppiness, Iris Prolapsus From the Wound
- Trial name
- NCT00472888
- Where
- Turkey (Türkiye)
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Baskent University
Pupil Constriction
Evaluation of NV701 (Pilocarpine 1.25%) Compared With Vuity (Pilocarpine 1.25%) on Pupil Size in Subjects With Presbyopia
Randomized contralateral eye study to evaluate the effect of one-time dosing of NV701 versus commercially available 1.25% pilocarpine solution on pupil size.
- Trial name
- NCT06783686
- Testing
- NV701, Pilocarpine 1.25% Eye drop
- Where
- 2 sites in United States
- Volunteers
- 55 people
- Sponsor
- Novus Vision LLC
Diabetes Mellitus
2.5% and 10% Phenylephrine for Mydriasis in Diabetic Patients With Darkly Pigmented Irides
To compare the clinical efficacy and systemic side effects between 2.5% and 10% phenylephrine for mydriasis in diabetic patient with darkly pigmented irides.
- Trial name
- NCT00501878
- Testing
- 2.5% or 10% phenylephrine
- Where
- Thailand
- Volunteers
- 100 people
- Sponsor
- Khon Kaen University
Loneliness
INcreasing Adolescent Social and Community SupporT - Full Trial
Background: Social Prescribing is a mechanism of connecting patients with non-medical forms of support within the community and has been shown to improve loneliness. Yet update from young people has been lower than for adults.
- Trial name
- INACT (NCT07154225)
- Testing
- Social Prescribing, Signposting
- Where
- United Kingdom
- Volunteers
- 215 people
- Sponsor
- University College, London