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NCT Number: NCT06964061

Evaluate Efficacy, Safety, Tolerability and Biodegradation of PA5346 Ocular Implant in Patients With Open-Angle Glaucoma or Ocular Hypertension

The goal of this clinical study is to learn how effective and safe is a single administration of PA5346 Ocular Implant for the reduction of intraocular pressure in adult patients with open-angle glaucoma or ocular hypertension. It will also assess how long it takes for PA5346 Ocular Implant to dissolve in the eye.

Active, Not Recruiting

This study is active but is not currently recruiting participants.

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 1

Primary location

Cataract & Eye Surgery Centre, Doncaster, Victoria, Australia

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About this study

This is an open-label study that will evaluate the efficacy, safety, tolerability and biodegradation of PA5346 Ocular Implant administered as a single dose at 115mcg in adults with open-angle glaucoma or ocular hypertension.

The study plans to recruit approximately 12 participants. Eligible participants will receive a single PA5346 Ocular Implant administered into the intracameral space of the study eye and followed for approximately 52 weeks at a minimum or until the implant is no longer visible in the study eye.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Key Inclusion Criteria:

  • Ability to provide informed consent and follow study instructions
  • 18 years of age or older
  • Diagnosis of open-angle glaucoma or ocular hypertension in both eyes
  • Qualifying IOPs across 2 visits following washout of IOP-lowering medication, if applicable
  • Qualifying best-corrected visual acuity BCVA using Early Treatment Diabetic Retinopathy Study (ETDRS) chart in study eye
  • Qualifying corneal endothelial cell density (CEDC) in the study eye

Key Exclusion Criteria:

  • Pseudoexfoliation or pigment dispersion, narrow irido-corneal drainage angles, or existing peripheral anterior synechiae in the inferior angle either eye.
  • Advanced or severe glaucoma
  • Disqualifying central corneal thickness in either eye
  • Significant other ocular conditions that could prevent accurate assessment of IOP and corneal health
  • Uncontrolled medical conditions
  • Have previously received, any injectable glaucoma medication into the anterior chamber of the study eye
  • Have received intravitreal injections in the study eye within the last 3 months of the Screening Visit and anticipated need for an intravitreal injection during the course of the study
  • Unwilling or unable to discontinue, in either eye, soft contact lens wear at least 2 days and hard contact lens wear 1 week before scheduled study visits and on implant administration days

Treatment and study plan

PA5436 Ocular Implant, 115mcg

Combination Product

The PA5346 Ocular Implant is supplied preloaded into the needle of a single use Administration Device ready for use.

Primary outcomes

  1. Efficacy: change in mean diurnal intraocular pressure in study eye

    Time frame: Weeks 2, 12, 26 and 52

  2. Incidence of ocular symptoms and ocular treatment-emergent adverse events

    Time frame: Day 1 through study completion at least until Week 52

    Ocular safety and tolerability (AEs)

Secondary outcomes

  1. Efficacy: intraocular pressure change from baseline in study eye at different diurnal time points.

    Time frame: Weeks 2-52

Other outcomes

  1. Time to complete biodegradation of the implant assessed by gonioscopy

    Time frame: Day 1 through study completion at least until Week 52

Sponsors and collaborators

Lead sponsor

PolyActiva Pty Ltd

Industry

Registry information

Official study title

An Open-label Study to Evaluate the Efficacy, Safety, Tolerability, and Biodegradation Period of PA5346 Ocular Implant, 115mcg When Administered to Patients With Open-Angle Glaucoma or Ocular Hypertension

Important dates

Study start
2025
Primary completion
2027
Study completion
2027
First posted
May 9, 2025
Registry last updated
Jul 7, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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