HBOT: Hyperbaric Oxygen Therapy for Optic Neuropathies

Sponsor
Stanford University (Other)
Overall Status
Recruiting
CT.gov ID
NCT06128720
Collaborator
(none)
60
1
3
25
2.4

Study Details

Study Description

Brief Summary

The purpose of the study is to evaluate the neuroprotective efficacy of hyperbaric oxygen for the treatment in patients with optic neuropathy.

Condition or Disease Intervention/Treatment Phase
  • Device: Hyperbaric Oxygen
  • Device: Sham Hyperbaric Oxygen
N/A

Study Design

Study Type:
Interventional
Anticipated Enrollment :
60 participants
Allocation:
Randomized
Intervention Model:
Parallel Assignment
Masking:
Single (Participant)
Primary Purpose:
Treatment
Official Title:
A Randomized, Sham Controlled, Masked Phase II Study to Evaluate the Neuroprotective Effect of Hyperbaric Oxygen Therapy on Optic Neuropathy
Actual Study Start Date :
Nov 1, 2022
Anticipated Primary Completion Date :
Jun 1, 2024
Anticipated Study Completion Date :
Dec 1, 2024

Arms and Interventions

Arm Intervention/Treatment
Experimental: Open Label

Participants will get Hyperbaric oxygen therapy for 20 days to determine best methods for full trial.

Device: Hyperbaric Oxygen
Participant will undergo 60 minutes of Hyperbaric oxygen at 1.5ATA while breathing 100% oxygen

Experimental: Active Hyperbaric Oxygen

Participants will get Hyperbaric oxygen therapy for 20 days.

Device: Hyperbaric Oxygen
Participant will undergo 60 minutes of Hyperbaric oxygen at 1.5ATA while breathing 100% oxygen

Placebo Comparator: Sham Hyperbaric Oxygen

Participants will get a Sham Hyperbaric oxygen therapy for 20 days

Device: Sham Hyperbaric Oxygen
Participant will undergo 60 minutes of Sham Hyperbaric Oxygen at atmospheric pressure while breathing room air.

Outcome Measures

Primary Outcome Measures

  1. Change in Visual Field- Mean Deviation [Baseline through 6 months]

    Humphrey visual field testing with standard MD output

  2. Change in Visual Field- Visual Field Index [Baseline through 6 months]

    Humphrey visual field testing with standard VFI output

Secondary Outcome Measures

  1. Change in Average Thickness Ganglion Cell Complex on Optical Coherence Tomography [Baseline through 6 months]

    OCT testing with standard GCC output

  2. Change in Average Thickness Retinal Nerve Fiber Layer on Optical Coherence Tomography [Baseline through 6 months]

    OCT testing with standard RNFL output

Eligibility Criteria

Criteria

Ages Eligible for Study:
18 Years and Older
Sexes Eligible for Study:
All
Accepts Healthy Volunteers:
No
Inclusion Criteria:
  • Patients must meet all of the following criteria to join the study (all eligibility criteria must be met at the screening and baseline visits unless otherwise noted):

  • Participant must be at least 18.

  • Participant must has the ability to comply with the requirements of the study and complete the schedule of events (SOE).

  • Participant's with clinical evidence of optic neuropathy.

  • Participant must understand and sign the informed consent. If the participant's vision is impaired to the point where he/she cannot read the informed consent document, the document will be read to the participant in its entirety.

Exclusion Criteria:
  • Participant is unable to comply with study procedures or follow-up visits.

  • Participant has evidence of corneal opacification or lack of optical clarity.

  • Participant is currently participating in or has within the last 3 months participated in any other clinical trial of a drug by ocular (if in the study eye) or systemic administration.

  • Participant is pregnant or lactating.

  • Participant has, in the opinion of the investigator, any physical or mental condition that would increase the risk of participation in the study or may interfere with the study procedures, evaluations and outcome assessments.

  • Children and comatose patients.

  • Participant abusing drugs or alcohol.

  • Prior treatment with hyperbaric oxygen within the last 6 months.

  • Participant with claustrophobia or that cannot decompress properly.

Contacts and Locations

Locations

Site City State Country Postal Code
1 Byers Eye Institute Palo Alto California United States 94303

Sponsors and Collaborators

  • Stanford University

Investigators

  • Study Chair: Jeffrey L Goldberg, MD PhD, Stanford University

Study Documents (Full-Text)

None provided.

More Information

Publications

None provided.
Responsible Party:
Jeffrey L Goldberg, Professor of Ophthalmology, Stanford University
ClinicalTrials.gov Identifier:
NCT06128720
Other Study ID Numbers:
  • 59547
First Posted:
Nov 13, 2023
Last Update Posted:
Nov 13, 2023
Last Verified:
Nov 1, 2023
Individual Participant Data (IPD) Sharing Statement:
No
Plan to Share IPD:
No
Studies a U.S. FDA-regulated Drug Product:
No
Studies a U.S. FDA-regulated Device Product:
Yes
Additional relevant MeSH terms:

Study Results

No Results Posted as of Nov 13, 2023