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A Crossover Randomized Double-Blind Trial on the Neuroprotective Effect of Goji Berry Polysaccharide Tablets on NTG

A Crossover Randomized Double-Blind Trial on the Neuroprotective Effect of Goji Berry Polysaccharide Tablets on NTG

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500110880
Enrollment
Unknown
Registered
2025-10-22
Start date
2025-10-27
Completion date
Unknown
Last updated
2025-10-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Normal tension glaucoma

Interventions

Experimental group:Lycium Barbarum Glycopeptide Tablets

Sponsors

Eye Hospital of Wenzhou Medical University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Patients clearly diagnosed with normal-tension glaucoma (NTG); Diagnostic criteria for normal-tension glaucoma:The diagnostic criteria for NTG are: (1) Gonioscopy examination indicates that the entire angle is open; (2) The median of six untreated intraocular pressure (IOP) measurements is 0.7; (2) Inter-eye difference in VCDR > 0.2; (3) Rim width of the optic disc -20 dB; Criteria for determining visual field progression: Visual field progression is determined based on the EMGT criteria for visual field defect progression. Specifically, if, based on two reliable visual field baselines, at least 3 of the same test points show statistically significant deterioration (P < 0.05) compared to baseline in three consecutive visual field tests, visual field progression is recorded; 4. Willingness to receive relevant treatment; 5. Signed informed consent and voluntary participation in this study.

Exclusion criteria

Exclusion criteria: 1. Patients with secondary glaucoma or glaucoma with elevated intraocular pressure; 2. Patients who use other neuroprotective drugs or traditional Chinese medicine treatments on their own, apart from medications for lowering intraocular pressure or medications for underlying diseases (including hypertension, diabetes, etc.); 3. Patients who are preparing for pregnancy, pregnant, or breastfeeding; 4. Patients who cannot attend follow-up visits on time or are unwilling to sign informed consent.

Design outcomes

Primary

MeasureTime frame
Difference in mean visual field defect;

Secondary

MeasureTime frame
Retinal Nerve Fiber Layer Thickness;Visual Field Index;Visual Evoked Potential P100;

Countries

China

Contacts

Public ContactYuanbo Liang

Eye Hospital of Wenzhou Medical University

yuanboliang@126.com+86 182 5774 8686

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026