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临床试验/NCT07383701
NCT07383701尚未招募2 期

Lactiplantibacillus Plantarum 299v Probiotic Probiotic Supplementation in Patients With Diabetic Macular Edema

Massachusetts Eye and Ear Infirmary1 个研究点 分布在 1 个国家目标入组 36 人开始时间: 2026年8月1日最近更新:
干预措施

试验速览

阶段
2 期
状态
尚未招募
入组人数
36
试验地点
1
主要终点
Central Macular Thickness

研究概览

简要总结

This pilot prospective, interventional, longitudinal study, aims to evaluate the potential benefits of the probiotic supplement Lactobacillus plantarum 299v in patients with diabetic macular edema (DME).

The study seeks to address the following questions:

  1. Does central macular thickness on optical coherence tomography decrease after 4 months of supplementation?
  2. Is visual acuity improved at 1, 2, 3, and 4 months following initiation of supplementation?
  3. Is the number of anti-VEGF injections reduced following initiation of supplementation?

Outcomes will be compared to a control group, using historic retrospective data.

Participants will take Lactobacillus plantarum 299v orally twice daily for four months.

详细描述

Study Design: Prospective open label longitudinal interventional study with oral probiotic supplement Lactobacillus plantarum.

Inclusion criteria: Age of at least 18 years, presence of DME at the current clinical visit

Exclusion criteria: Patients with contraindication to probiotic supplement (e.g. prior allergy or GI intolerance and any type of immunocompromised diseases).

Eligible individuals (patients at least 18 years old with diabetic macular

Participants: Patients with DME that belong in the following two groups:

研究设计

研究类型
Interventional
分配方式
Na
干预模型
Single Group
主要目的
Treatment
盲法
None

入排标准

年龄范围
18 Years 至 —(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • Age of at least 18 years, presence of DME at the current clinical visit

排除标准

  • Patients with contraindication to probiotic supplement (e.g. prior allergy or GI intolerance and any type of immunocompromised diseases).

研究组 & 干预措施

Main Arm - twice daily for 4 months

Experimental

This is the only arm in this study. All participants will receive 4 months of Lactobacillus plantarum supplementation.

干预措施: Lactobacillus plantarum 299v (Drug)

结局指标

主要结局

Central Macular Thickness

时间窗: 1,2,3,4-months following supplement initiation

Central macular thickness (CMT) on optical coherence tomography

次要结局

  • Best corrected visual acuity(1, 2, 3, 4-months following supplement initiation)
  • Anti-VEGF Frequency(At 1,2,3,4-months following supplement initiation)

研究者

申办方类型
Other
责任方
Principal Investigator
主要研究者

Demetrios Vavvas

Solman and Libe Friedman Professor of Ophthalmology Director Retina Service Mass. Eye and Ear / Mass General Hospital Co-Director Ocular Regenerative Medical Institute Harvard Medical School

Massachusetts Eye and Ear Infirmary

研究点 (1)

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