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Dry Eye SyndromesNCT03827564

Goblet Cell Degranulation Produced by Intranasal Tear Neurostimulator (ITN) in Dry Eye Disease

A study testing Intranasal Tear Neurostimulator (ITN) [TrueTear®] in people with Dry Eye Syndromes, run by Allergan at 1 site in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

The purpose of this study is to evaluate goblet cell degranulation following acute use of the Intranasal Tear Neurostimulator in participants with dry eye. Read more about this study

Who is it for?
Ages 22 years and older
Conditions the study is for
Dry Eye Syndromes
What is being tested?
Intranasal Tear Neurostimulator (ITN) [TrueTear®]
Type of treatment
Medical device
Could I receive a placebo?
No, everyone receives an active treatment
How many people
14 participants
Where
1 siteUnited States
Study dates
24 Jun 2019to 8 Jun 2020
Phase
Interventional
Are there results?
Yes, posted in the registrySummary in the doctors' view

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

Who may be able to join

  • Capable of giving verbal and signed informed consent, which includes compliance with the requirements and restrictions listed in the ICF and in this protocol
  • Have not worn contact lenses for at least 7 days prior to the screening visit and are willing to forego the use of contact lenses for the duration of the study
  • The participant should be literate, able to speak English, and able to complete questionnaires independently

Who cannot join

  • Chronic or recurrent epistaxis, coagulation disorders or other conditions that, in the opinion of the investigator, may lead to clinically significant increased bleeding
  • Nasal or sinus surgery (including history of application of nasal cautery) or significant trauma to these areas
  • Cardiac demand pacemaker, implanted defibrillator or other implanted electronic device
  • Corneal transplant in either or both eyes
  • Current enrollment in an investigational drug or device study or participation in such a study within 30 days of entry into this study
  • Women who are pregnant, planning a pregnancy, or nursing throughout the study

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Baylor College of Medicine - Department of Ophthalmology

    Houston, Texas, 77030-3411

Other trials in United States

About this study

Official title: Goblet Cell Degranulation Produced by Nasal Neurostimulation: A Randomized, Controlled Study in Patients With Dry Eye Disease

The purpose of this study is to evaluate goblet cell degranulation following acute use of the Intranasal Tear Neurostimulator in participants with dry eye.

Being tested
Intranasal Tear Neurostimulator (ITN) [TrueTear®]
Keywords
Dry Eye Disease
Medical subject headings
Dry Eye Syndromes

What participants receive

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

  • Intranasal Tear Neurostimulator (ITN) [TrueTear®]Device

    The ITN applies a small electrical current to the nasal cavities to gently activate the body's natural tear production system.

Study groups in NCT03827564
Study groupRoleWhat they receive
ITN [TrueTear®] - Intranasal ApplicationExperimentalIntranasal application of the ITN. Single application at application visit.
Receives: Device: Intranasal Tear Neurostimulator (ITN) [TrueTear®]
ITN [TrueTear®] - Extranasal ApplicationExperimentalExtranasal application of the ITN. Single application at application visit.
Receives: Device: Intranasal Tear Neurostimulator (ITN) [TrueTear®]

What is being measured

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

  1. Difference in Ratio of Degranulated Goblet Cells.

    Mean change from Screening to Application Visit in ratio of goblet cell degranulation post-intranasal use of the Intranasal Tear Neurostimulator (ITN) at the Application visit compared to without use of the ITN at the Screening visit

    Measured: Screening (Day -60 to Day -30) to Application Visit (Day 0)

Timeline

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

  1. First posted1 Feb 2019
  2. Study start24 Jun 2019
  3. Primary completion8 Jun 2020
  4. Study completion8 Jun 2020

Why it stopped: Study discontinued due to business reasons.

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 N/A
Primary purpose
Basic science
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
14 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03827564
Sponsor's protocol ID
1919-802-019
Status last verified
Jul 2021
First submitted
31 Jan 2019
Last updated
16 Aug 2021
FDA-regulated drug
No
FDA-regulated device
Yes
Individual data sharing
Yes: Allergan will share de-identified patient-level data and study-level data including protocols and clinical study reports for phase 2 - 4 trials completed after 2008 that are registered to ClinicalTrials.gov or EudraCT, have received regulatory approval in the United States and/or the European Union in a given indication and the primary manuscript from the trial has been published. To request access to the data, the researcher must sign a data use agreement and any shared data is to be used for non-commercial purposes. More information can be found on http://www.allerganclinicaltrials.com/.

Questions about this trial

What is this clinical trial studying?

A study testing Intranasal Tear Neurostimulator (ITN) [TrueTear®] in people with Dry Eye Syndromes, run by Allergan 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 3 inclusion and 6 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: stopped early, as of the sponsor's last update on 16 Aug 2021. 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. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

Yes. Results are posted in the registry (first posted 16 Aug 2021). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

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?

Difference in Ratio of Degranulated Goblet Cells. (time frame: Screening (Day -60 to Day -30) to Application Visit (Day 0)). 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 16 Aug 2021.

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