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The Avastin in Trabeculectomy Study

A randomised double-blinded study to assess the ability for intravitreal bevacizumab to increase the proportion of glaucoma patients with intraocular pressure at or below target following glaucoma drainage surgery.

Status
Not yet recruiting
Phases
Phase 3
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12614000375651
Enrollment
100
Registered
2014-04-08
Start date
2014-06-01
Completion date
Unknown
Last updated
2020-01-13

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

Conditions

None listed

Brief summary

Glaucoma is a progressive disease of the optic nerve, which if undiagnosed, can lead to blindness. Surgery is often reserved for very severe cases and as such, surgical success is imperative. Our project will address this by performing a randomised double blinded assessment of the adjunctive use of intraoperative intravitreal bevacizumab (Avastin), a currently available and widely used anti-VEGF drug, on post-operative glaucoma surgery success. If this intervention is successful, the outcomes could undoubtedly influence future surgical management.

Interventions

A single intraoperative intravitreal injection of bevacizumab 1.25mg in 0.05ml

Sponsors

A/Prof John Landers
Lead SponsorIndividual

Study design

Allocation
Randomised controlled trial
Intervention model
Parallel
Primary purpose
Treatment
Masking
Blinded (masking used) (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
All
Age
40 Years to 90 Years
Healthy volunteers
No

Inclusion criteria

Those requiring a trabeculectomy or a phaco-trabeculectomy based on the judgement of the treating surgeon

Exclusion criteria

Anterior segment dysgenesis, irido-corneal-endothelial syndrome, proliferative diabetic retinopathy, congenital or juvenile-onset glaucoma, traumatic glaucoma, rubeotic glaucoma, previous corneal graft surgery, previous vitrectomy surgery requiring silicone oil, any condition for which the patient is currently receiving intravitreal anti-VEGF medication. However, previous cataract or trabeculectomy surgery is not an exclusion.

Outcome results

None listed

Source: ANZCTR · Data processed: Feb 7, 2026