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RECRUITINGINTERVENTIONAL

Effect of Omega-3 Fatty Acid Supplementation on Dry-AMD Progression

Effect of Krill Oil Supplementation on Dry Age-Related Macular Degeneration: A Randomized Controlled Trial

Important: This information is not medical advice. Talk to your doctor about whether a clinical trial is right for you.

About This Trial

This randomized, double-blind, placebo-controlled study aims to evaluate the effect of krill oil supplementation in patients with dry age-related macular degeneration (AMD). Participants will receive 4 capsules of krill oil or placebo daily for a period of 3 months. Outcomes will be evaluated after 3-month treatment to assess differences between the two study groups.

Who May Be Eligible (Plain English)

Who May Qualify: - Adults diagnosed with dry AMD at an early or intermediate stage, classified according to the Beckman Classification and confirmed by fundus photography: (1) Early AMD: medium drusen (\>63 μm and ≤125 μm) without AMD-related pigmentary abnormalities; (2) Intermediate AMD: large drusen (\>125 μm), with or without AMD-related pigmentary abnormalities. - Willing to stop supplementation of omega-3 fatty acids, choline, or astaxanthin. - Willing to sign the willing to sign a consent form, and willing to attend follow-up visits for at least 3 months. Who Should NOT Join This Trial: - Any eye with disease that would interfere with the fundus examinations. - Eye with choroidal neovascularization (CNV), geographic atrophy (GA), or high myopia. - Surgeries that may interfere with AMD evaluation. - Long-term use of any medications that are associated with retinal or neural toxicities. - History of supplementation with lutein, zeaxanthin, DHA, or EPA, unless a wash-out period of at least 8 weeks is completed prior to enrollment. - Intraocular pressure more than 26 mmHg. - Received cataract surgery in 3 months. - Other conditions: subjects with severe systemic diseases; any condition that causes high risk of drop-out, or low compliance, for instance cognition disorder; have been involved in other trial that interfere with the current visit plan; taking other angiogenesis Inhibitors drugs for treating cancer. - Other conditions not suitable for the current study. Always talk to your doctor about whether this trial is right for you.

Original Eligibility Criteria

View original clinical language
Inclusion Criteria: * Adults diagnosed with dry AMD at an early or intermediate stage, classified according to the Beckman Classification and confirmed by fundus photography: (1) Early AMD: medium drusen (\>63 μm and ≤125 μm) without AMD-related pigmentary abnormalities; (2) Intermediate AMD: large drusen (\>125 μm), with or without AMD-related pigmentary abnormalities. * Willing to stop supplementation of omega-3 fatty acids, choline, or astaxanthin. * Willing to sign the informed consent, and willing to attend follow-up visits for at least 3 months. Exclusion Criteria: * Any eye with disease that would interfere with the fundus examinations. * Eye with choroidal neovascularization (CNV), geographic atrophy (GA), or high myopia. * Surgeries that may interfere with AMD evaluation. * Long-term use of any medications that are associated with retinal or neural toxicities. * History of supplementation with lutein, zeaxanthin, DHA, or EPA, unless a wash-out period of at least 8 weeks is completed prior to enrollment. * Intraocular pressure more than 26 mmHg. * Received cataract surgery in 3 months. * Other conditions: subjects with severe systemic diseases; any condition that causes high risk of drop-out, or low compliance, for instance cognition disorder; have been involved in other trial that interfere with the current visit plan; taking other angiogenesis Inhibitors drugs for treating cancer. * Other conditions not suitable for the current study.

Treatments Being Tested

DIETARY_SUPPLEMENT

Krill Oil

Qualified subjects start to take supplementation from Day 1 in the trial. Specifically, subjects from Intervention group take 4 capsules of krill oil per day.

DIETARY_SUPPLEMENT

Olive Oil

Qualified subjects start to take placebo from Day 1 in the trial. Specifically, subjects from placebo group take 4 capsules of olive oil, which has the same color and smell as the krill oil.

Locations (1)

Shanghai General Hospital, Shanghai Jiao Tong University
Shanghai, China