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Vision Loss Clinical Trials

A listing of Vision Loss medical research trials actively recruiting patient volunteers. Search for closest city to find more detailed information on a research study in your area.


Found (8) clinical trials

Neuromyelitis Optica (NMO) or NMO Spectrum Disorders (NMOSD), also known as Devic’s Disease, is a rare, severe disabling autoimmune inflammatory disorder of the central nervous system (CNS) that predominately affects the optic nerves and spinal cord, and is often characterized by a relapsing course. Throughout this protocol the term NMO ...

Phase N/A

Do you or your child have cataracts in both eyes? If so, you might be interested in a voluntary observational research study for people who were diagnosed with cataracts in both eyes at a young age. This study involves no medication. Who can participate? You or your child may be ...

Phase N/A

Measuring of Neuro-visual Functionality With Ocusweep

The aim of this study is to measure visual acuity and contrast sensitivity using a novel reaction-time based visual field device Ocusweep compared to widely used methods. Addition to that. the aim is to validate a novel perimetry method (Visual Search Test, VST) which is based on reaction times in ...

Phase N/A

Melatonin for Circadian Sleep Disorders in the Blind

This research project consists of a three part study with five embedded sub studies. The first study phase identifies "body rhythms" of sleepiness/wakefulness and of melatonin levels for each subject (including sub-study 1). The second study phase identifies the optimum dose and timing of melatonin for regulating each individual's 24-hour ...

Phase N/A

Providing Access to the Visual Environment

Subjects are enrolled each school year based on referrals from school systems in Tennessee, ophthalmologists, and optometrists. A total of 90 new students are enrolled each year. Students are provided a comprehensive low vision rehabilitation evaluation by a low vision optometrist and prescribed optical devices to improve distance appreciation, near ...

Phase N/A

Do Blue-Blocking Lenses Block Blue Colour From Our Lives?

As we all age, the natural lens inside our eyes becomes denser, hazy and more yellow in colour. In other words, cataracts develop. In order to enable clear vision again, cataract surgery is performed. This involves removing the natural lens from the eye and replacing it with a synthetic lens ...

Phase N/A

Prevention of Vision Loss in Patients With Age-Related Macular Degeneration (AMD) by Intravitreal Injection of Bevacizumab and Ranibizumab

The study is designed to demonstrate the therapeutic non-inferiority of the recombinant humanized monoclonal VEGF antibody bevacizumab administered by intravitreal injection in the treatment of AMD in comparison to the related fragment ranibizumab.


Blind Child Melatonin Treatment Study

We intend to study as many as 26 blind children through up to three melatonin treatment regimens, all of which involve a dose step-down in which the melatonin dose will be reduced gradually to find the lowest effective dose. The 3 treatment plans differ only in the start dose. Successfully ...

Phase N/A