Status:

COMPLETED

To Evaluate the Effect of Ginkgo Biloba Extract on Optic Nerve Head Perfusion Examined Using OCTA

Lead Sponsor:

Nova Scotia Health Authority

Conditions:

Glaucoma

Eligibility:

All Genders

18+ years

Phase:

PHASE4

Brief Summary

Glaucoma is defined as progressive neuropathy of the optic nerve. It is an important cause of irreversible blindness worldwide. Lowering the intraocular pressure is the only proven treatment for this ...

Detailed Description

Glaucoma is defined as progressive neuropathy of the optic nerve. It is an important cause of irreversible blindness worldwide. Lowering the intraocular pressure is the only proven treatment for this ...

Eligibility Criteria

Inclusion

  • 18 years of age or older
  • Early open angle glaucoma based on gonioscopy, clinical assessment of optic nerve head, OCT optic nerve and Humphrey Visual Field 24-2 (MD \< -10dB) and positive Glaucoma Hemifield Test
  • BCVA equal or better than 6/12
  • Written consent
  • Ability to comply with treatment intervention for duration of study

Exclusion

  • Younger than 18 years of age
  • Angle closure glaucoma or secondary open angle glaucoma
  • Refraction exceeding 6D spherical equivalent or 3D astigmatism
  • Severe corneal, lens, vitreous media opacity limit signal strength of OCTA imaging
  • Severe open angle glaucoma with visual field mean deviation worse than -10dB
  • Inability to comply to treatment intervention (e.g. swallowing difficulty)
  • History of ocular disease affecting ocular perfusion (e.g. CRAO, CRVO, diabetic retinopathy, ocular ischemic syndrome, ischemic optic neuropathy)
  • History of glaucoma surgery
  • Those taking anticoagulant therapy
  • Those with blood disorders or diabetes
  • Women who were pregnant, planning to become pregnant, or who were breast-feeding,
  • Patients with a history of seizures or who were currently taking anti-convulsant medication, and
  • Taking any drugs that may interact with GBE

Key Trial Info

Start Date :

May 1 2021

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

March 31 2024

Estimated Enrollment :

15 Patients enrolled

Trial Details

Trial ID

NCT04846179

Start Date

May 1 2021

End Date

March 31 2024

Last Update

August 21 2024

Active Locations (1)

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Nova Scotia Health

Halifax, Nova Scotia, Canada, B3H 4R2