National Eye Institute (nei)
Clinical trials sponsored by National Eye Institute (nei), explained in plain language.
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Common antibiotic tested as potential first treatment for blinding eye disease
Disease control CompletedThis study tested whether the oral antibiotic minocycline could safely slow the progression of geographic atrophy, an advanced and untreatable form of dry age-related macular degeneration that causes central vision loss. Participants aged 55+ with the condition took minocycline p…
Phase: PHASE2 • Sponsor: National Eye Institute (NEI) • Aim: Disease control
Last updated Apr 01, 2026 14:40 UTC
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Scientists track the silent thief of sight
Knowledge-focused CompletedThis study aimed to learn more about how geographic atrophy (GA), an advanced form of age-related macular degeneration, naturally gets worse over time. Researchers followed 20 adults aged 55 and older with GA for nearly four years, taking detailed eye measurements and photos at r…
Sponsor: National Eye Institute (NEI) • Aim: Knowledge-focused
Last updated Apr 03, 2026 14:43 UTC
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Scientists build massive DNA library to crack code of blinding eye diseases
Knowledge-focused CompletedThis study created a national DNA and information bank for inherited eye diseases like retinitis pigmentosa. Over 6,600 participants provided blood samples and eye exam details to help researchers identify the genetic causes of these conditions. The goal is to speed up the discov…
Sponsor: National Eye Institute (NEI) • Aim: Knowledge-focused
Last updated Apr 03, 2026 14:41 UTC
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Scientists search for better tests to track blinding eye disease
Knowledge-focused CompletedThis study aimed to find the best eye tests for tracking vision loss in people with retinitis pigmentosa (RP), a group of blinding eye diseases. Researchers tested 49 participants, including people with RP and healthy volunteers, with multiple eye exams repeated about six weeks a…
Sponsor: National Eye Institute (NEI) • Aim: Knowledge-focused
Last updated Apr 02, 2026 14:56 UTC
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Researchers ask: could Mom's pregnancy exposures cause Child's eye condition?
Knowledge-focused CompletedThis study aimed to understand if factors during a mother's first three months of pregnancy might contribute to a child being born with an eye defect called coloboma. Researchers surveyed 76 mothers of children with coloboma, asking about their health, medicine use, and exposures…
Sponsor: National Eye Institute (NEI) • Aim: Knowledge-focused
Last updated Apr 01, 2026 14:41 UTC
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Scientists build a 'Library' of eye disease clues to crack the code of blinding inflammation
Knowledge-focused CompletedThis study aimed to build a long-term collection of health information and biological samples from people with uveitis, a serious inflammatory eye disease. Over 10 years, researchers followed 343 participants to gather data and samples like blood and tears. The goal was to discov…
Sponsor: National Eye Institute (NEI) • Aim: Knowledge-focused
Last updated Mar 30, 2026 14:29 UTC
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Scientists track early eye disease in 5-Year quest for clues
Knowledge-focused CompletedThis study aimed to better understand how early age-related macular degeneration (AMD) changes over time. Researchers followed about 500 adults aged 55 and older, some with early AMD, some with a specific type called RPD, and some with healthy eyes, for up to 5 years. They regula…
Sponsor: National Eye Institute (NEI) • Aim: Knowledge-focused
Last updated Mar 27, 2026 12:39 UTC
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Scientists hunt for gut clues to mysterious eye disease
Knowledge-focused CompletedThis study aimed to understand if the natural bacteria in a person's gut are related to uveitis, a group of inflammatory eye diseases. Researchers compared stool and blood samples from 131 adults with uveitis to samples from healthy adults without the condition. The goal was to g…
Sponsor: National Eye Institute (NEI) • Aim: Knowledge-focused
Last updated Mar 24, 2026 12:01 UTC