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Bacterial ConjunctivitisPhase 3NCT00518089

A Study of the Safety and Efficacy of Gatifloxacin in Patients With Bacterial Conjunctivitis

A Phase 3 study testing Gatifloxacin 0.5% eye drops in people with Bacterial Conjunctivitis, run by Allergan at 2 sites in 2 countries.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The study will determine the safety and efficacy of gatifloxacin eye drops in patients with bacterial conjunctivitis Read more about this study

Who is it for?
Ages 1 year and older
Conditions the study is for
Bacterial Conjunctivitis
What is being tested?
Gatifloxacin 0.5% eye drops
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
859 participants
Where
2 sitesin 2 countries
Study dates
Feb 2008to Jan 2009
Phase
Phase 3
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 1 year and older
  • All sexes
  • No healthy volunteers
  • Child, Adult, Older adult

Who may be able to join

  • Clinically diagnosed with bacterial conjunctivitis

Who cannot join

  • Signs and/or symptoms of conjunctivitis for more than 96 hours
  • Signs and/or symptoms suggestive of fungal, viral, or allergic conjunctivitis
  • Clinical diagnosis of chlamydia in either eye

Trial locations and contacts

2 sites in 2 countries.

2 sites in 2 countries

United States1 site
  • Study site

    Downey, California

Other trials in United States

India1 site
  • Study site

    RajajiNagar, Bangalore

Other trials in India

About this study

The study will determine the safety and efficacy of gatifloxacin eye drops in patients with bacterial conjunctivitis

Being tested
Gatifloxacin 0.5% eye drops, placebo eye drops
Medical subject headings
Conjunctivitis, Bacterial

What participants receive

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

  • Gatifloxacin 0.5% eye dropsDrug

    Day 1 = 1 drop of study medication every 2hrs up to 8 times total; day 2-5 = 1 drop twice daily

  • placebo eye dropsDrug

    Day 1 = 1 drop of study medication every 2hrs up to 8 times total; day 2-5 = 1 drop twice daily

Study groups in NCT00518089
Study groupRoleWhat they receive
Gatifloxacin 0.5% Eye DropsExperimentalGatifloxacin 0.5% Eye Drops
Receives: Drug: Gatifloxacin 0.5% eye drops
Placebo Eye DropsPlacebo comparatorPlacebo Eye Drops
Receives: Drug: placebo eye drops

What is being measured

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

  1. Percentage of Patients With Clearing (Clinical Success) of Conjunctival Hyperemia and Conjunctival Discharge Up to Day 6

    Percentage of patients that achieved clinical success, defined as achievement of a score of zero for both conjunctival hyperemia and conjunctival discharge in the study eye up to Day 6. Conjunctival hyperemia and conjunctival discharge were each assessed on a 4-point severity grade scale (0=none, +1=mild, +2=moderate, +3=severe).

    Measured: 6 Days

Secondary outcomes (4)
  1. Percentage of Patients With Clearing (Clinical Success) of Conjunctival Hyperemia and Conjunctival Discharge at Day 6

    Percentage of patients that achieved clinical success, defined as achievement of a score of zero for both conjunctival hyperemia and conjunctival discharge in the study eye at Day 6. Conjunctival hyperemia and conjunctival discharge were each assessed on a 4-point severity grade scale (0=none, +1=mild, +2=moderate, +3=severe).

    Measured: Day 6

  2. Percentage of Patients With Microbiological Cure Up to Day 6

    Percentage of patients with microbiological cure, defined such that all bacteria present in the study eye at Day 1 (Baseline) are eradicated up to Day 6 based on a Classification of Microbial Response. (Eradication=pathogen is absent in follow-up culture; Reduction=pathogen is reduced from baseline below threshold count in follow-up culture; Persistence=pathogen reduced from baseline but is above or equal to threshold count in follow-up culture; and Proliferation=pathogen has increased in count from baseline in follow-up culture).

    Measured: 6 Days

  3. Percentage of Patients With Clinical Improvement of Ocular Signs Up to Day 6

    Percentage of patients with clinical improvement of ocular signs up to Day 6 based on a 4-point scale (0 = none, 1 = mild, 2 = moderate, and 3 = severe), defined as a decrease (improvement) from Day 1 (Baseline) in the total score of conjunctival hyperemia and mucopurulent discharge (pus), with no increase (worsening) from Day 1 (Baseline) in either individual variable in the study eye.

    Measured: 6 Days

  4. Percentage of Patients With Clinical Improvement of Ocular Symptoms Up to Day 6

    Percentage of patients with clinical improvement of ocular symptoms, defined as a decrease (improvement) up to Day 6 from Day 1 (Baseline) in the total score of itching and tearing (each on 4-point scale: 0 = none, 1 = mild, 2 = moderate, and 3 = severe), with no increase (worsening) from Day 1 (Baseline) in any individual score in the study eye diagnosed with bacterial conjunctivitis.

    Measured: 6 Days

Timeline

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

  1. First posted20 Aug 2007 (estimated)
  2. Study startFeb 2008
  3. Primary completionJan 2009
  4. Study completionJan 2009

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 3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
859 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00518089
Sponsor's protocol ID
198782-005
Status last verified
Apr 2019
First submitted
16 Aug 2007
Last updated
23 Apr 2019

Publications

  • Heller W, Cruz M, Bhagat YR, De Leon JM, Felix C, Villanueva L, Hollander DA, Jensen H. Gatifloxacin 0.5% administered twice daily for the treatment of acute bacterial conjunctivitis in patients one year of age or older. J Ocul Pharmacol Ther. 2014 Dec;30(10):815-22. doi: 10.1089/jop.2014.0040.

    PubMed 25244402

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Gatifloxacin 0.5% eye drops in people with Bacterial Conjunctivitis, run by Allergan at 2 sites in 2 countries.

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 1 inclusion and 3 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: finished, as of the sponsor's last update on 23 Apr 2019. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in United States, India. 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 phase mean?

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?

Yes. Results are posted in the registry (first posted 30 Nov 2011). 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?

Percentage of Patients With Clearing (Clinical Success) of Conjunctival Hyperemia and Conjunctival Discharge Up to Day 6 (time frame: 6 Days). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00518089, which also lists 1 linked publication.

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 23 Apr 2019.

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