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Ocular Graft-versus-host DiseasePhase 2/3NCT04769648

Safety and Efficacy of Pro-ocular™ 1% in Daily Scleral Lens Wearing Patients With Ocular Graft-versus-Host Disease

A Phase 2/3 study testing Pro-ocular™ Topical Gel 1% in people with Ocular Graft-versus-host Disease, run by Glia, LLC at 1 site in United States.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

This clinical study seeks to evaluate the safety and efficacy of Pro-ocular™1% topical gel in patients with ocular Graft-versus-Host Disease who wear scleral lenses daily. This vehicle-controlled trial will evaluate the investigational drug's effect on signs and symptoms of ocular Graft-versus-Host Disease and on the… Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Ocular Graft-versus-host Disease
What is being tested?
Pro-ocular™ Topical Gel 1%
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
44 participants
Where
1 siteUnited States
Study dates
15 Apr 2021to 15 Oct 2023
Phase
Phase 2/3
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Male or female of any race, at least 18 years of age at Visit 1.
  • Has had the diagnosis of ocular GvHD (oGvHD) for at least 3 months prior to Visit 1.
  • Use of scleral lenses daily in both eyes for at least two months prior to Visit 1 for treatment of oGvHD with planned continuation for use of the same scleral lenses throughout this study.
  • Excluding final scleral lens removal of the day, after successful daily insertion, patient feels need to remove or does remove one or both scleral lenses at least once per day due to physical discomfort or visual acuity issues (lenses have debris or deposit build up or vision is foggy, cloudy or blurry).
  • Has staining score in central corneal region of ≥ 2 out of 10 in either eye at Visit 1.
  • Has Modified SANDE Frequency score of ≥ 35 out of 100 in either eye for both Modified SANDE daytime questionnaire with lenses and Modified SANDE nighttime questionnaire without lenses.
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  • Has provided verbal and written informed consent.
  • Be able and willing to follow oral and written instructions provided in English, with or without assistance and participate in all assessments and visits.
  • Has access to telephone necessary for evaluations.
  • Had an ophthalmological exam within past year prior to Visit 1.

Who cannot join

  • Has tested positive from COVID-19 within twenty-eight days prior to Screening.
  • Active trigeminal neuritis, trigeminal neuralgia, ocular herpes zoster, facial herpes zoster, ocular herpes simplex, or neurotrophic keratitis at Visit 1.
  • History of ocular herpes zoster, facial herpes zoster, ocular herpes simplex, or neurotrophic keratitis within the last 5 years that is not being medically managed including oral antivirals. Patients with a history of herpes simplex virus must be receiving appropriate antiviral therapy.
  • History of breast cancer in patient or immediate biological family (parents, siblings and children).
  • Eyelid surgery or ocular surgery within the last 12 weeks prior to screening that in the judgment of the clinical investigator will interfere with study assessments.
  • Comorbidity with other severe, acute or chronic systemic or ocular condition that in the judgment of the investigator will interfere with study assessments, study participant safety, or study compliance such as active COVID-19 infection.
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  • Significant change (e.g. discontinuation) in oral corticosteroid dose or corticosteroid-containing eye drops or gels, cyclosporine ophthalmic emulsion or lifitegrast ophthalmic solution within 7 days prior to screening.
  • Wears any type of lenses overnight (e.g. scleral lenses, bandage contact lenses).
  • Women of childbearing potential who are pregnant, nursing an infant, planning a pregnancy, not receiving an adequate method of birth control, or have a positive urine pregnancy test at Screening. Women of childbearing potential must be willing to use contraception throughout this study.
  • Has a known adverse reaction and/or sensitivity to the study drug.
  • Prior or current use of Pro-ocular™.
  • Unwilling to cease the use of sunscreen on the forehead or eye area.
  • Currently using more than one preserved topical medication for glaucoma.
  • Currently enrolled in an investigational drug or device study exclusively for ocular GvHD.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • BostonSight

    Needham, Massachusetts, 02494

Other trials in United States

About this study

Official title: A Phase II/III Trial of Safety and Efficacy of Pro-ocular™ 1% in Daily Scleral Lens Wearing Patients With Ocular Graft-versus-Host Disease

This clinical study seeks to evaluate the safety and efficacy of Pro-ocular™1% topical gel in patients with ocular Graft-versus-Host Disease who wear scleral lenses daily. This vehicle-controlled trial will evaluate the investigational drug's effect on signs and symptoms of ocular Graft-versus-Host Disease and on the hours of daily comfortable and serviceable scleral lens wear.

Read the detailed description

This Phase 2/3 placebo-controlled clinical study of Safety and Efficacy of Pro-ocular™ 1% in Daily Scleral Lens Wearing Patients with Ocular Graft-versus-Host Disease (oGvHD) will evaluate the the investigational drug's effect on signs and symptoms of oGvHD and subject-reported hours of duration of comfortable and serviceable scleral lens wear time.

The study will enroll 38 subjects. In the first 12 weeks, subjects will be randomized 1:1 active to placebo. At week 12, placebo subjects will cross-over to active drug treatment. At week 24, all subjects can opt into an open label phase.

In clinic visits will occur at weeks 0, 12 and 24 with remote telephone assessments at weeks 6 and 18. For subjects who opt into the open-label phase, in-clinic visits will occur at weeks 36 and 52.

Safety monitoring for adverse events will be performed at all onsite and remote visits.

Being tested
Pro-ocular™ Topical Gel 1%, Placebo
Keywords
scleral lens, scleral lenses, scleral lens wear

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Pro-ocular™ Topical Gel 1%Drug

    Pro-ocular™ is a topical gel applied dermally to forehead twice-daily

  • PlaceboDrug

    Placebo is a vehicle topical gel without active ingredient applied dermally to forehead twice-daily

Study groups in NCT04769648
Study groupRoleWhat they receive
VehiclePlacebo comparatorNot described
Receives: Drug: Placebo
Pro-ocular™ Topical Gel 1%ExperimentalNot described
Receives: Drug: Pro-ocular™ Topical Gel 1%

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Change in Modified Symptom Assessment in Dry Eye Questionnaire, Global Score for nighttime without scleral lenses.

    0-100 visual analog scale, lower score is a better outcome than a higher score

    Measured: 12 weeks

Secondary outcomes (2)
  1. Change in Central Corneal Staining

    0-10 scale, lower score is a better outcome than a higher score

    Measured: 12 weeks

  2. Change in Blurred or Cloudy Vision in Glia Ocular Surface Disease Symptoms Questionnaire.

    0-10 scale, lower score is a better outcome than a higher score

    Measured: 12 weeks

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted24 Feb 2021
  2. Study start15 Apr 2021
  3. Primary completion15 Aug 2023 (estimated)
  4. Study completion15 Oct 2023 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2/3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Model description
12 weeks randomized 1:1 active to placebo. At 12 weeks, placebo group crosses over to active drug. At week 24, all subjects can opt in to an open-label phase.
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
44 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04769648
Sponsor's protocol ID
oGvHD-2-SC
Status last verified
Mar 2023
First submitted
21 Feb 2021
Last updated
24 Mar 2023
Results posted
No
Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 2/3 study testing Pro-ocular™ Topical Gel 1% in people with Ocular Graft-versus-host Disease, run by Glia, LLC at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 10 inclusion and 14 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: status not confirmed, as of the sponsor's last update on 24 Mar 2023. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this combined phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Change in Modified Symptom Assessment in Dry Eye Questionnaire, Global Score for nighttime without scleral lenses. (time frame: 12 weeks). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 24 Mar 2023.

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