The Zeaxanthin and Visual Function Study

Completed · Not applicable

Conditions studied: Age Related Macular Degeneration, Cognition Disorders

In brief

To evaluate if supplementation of zeaxanthin (with or without Lutein) is beneficial to patients with early and moderate Atrophic Age Related Macular Degeneration.

Key facts

Study ID

NCT00564902

Run by

Chrysantis, Inc.

People needed

60

Starts

2007-11-01

Expected to finish

2009-06-01

Last updated by the study team

2012-03-29

Who can join

Age: 45 and older, up to 90. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• diagnosis of atrophic AMD (ICD9 362.51) by stereo bio-ophthalmoscopy and at least one vision degrading visual-psychophysical abnormality associated with AMD in one or both eyes.
• clear non-lenticular ocular media (cornea, aqueous and vitreous)
• free of advanced glaucoma and diabetes or any other ocular or systemic disease that could affect central or parafoveal macula visual function

You may not qualify if…

• high risk retinal characteristics for advanced AMD or advanced AMD for which existing medical / surgical options are available
• presence of ophthalmologically significant active exudative, AMD pathology by fluorescein angiography but also a single large drusen, >15, multiple intermediate drusen, parafoveal geographic atrophy or loss of vision in one eye due to advanced AMD
• recent (within 6 months) cataract or retinal surgery
• taking photosensitizing drugs such as phenothiazines and chloroquine
• having taken lutein or zeaxanthin supplements within the past six months.

Where it is running

• North Chicago VA Medical Center — North Chicago, Illinois, United States

Full record on ClinicalTrials.gov

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