CClinicalTrials.gg
CompletedNCT00414011Updated Jul 17, 2013Results posted

Comparison of the Effect of 4th Generation Fluoroquinolones, Gatifloxacin and Moxifloxacin, on Epithelial Healing Following Photorefractive Keratectomy (PRK), A Substudy of: Initial Evaluation of Excimer Laser Keratorefractive Surgery in U.S. Army Personnel (WU # 2335-99)

An interventional study of Moxifloxacin and Gatifloxacin in Epithelium, Corneal, sponsored by Walter Reed Army Medical Center. Completed at 1 site in United States. Open to participants aged 21 Years and older, including healthy volunteers. Per ClinicalTrials.gov, last updated 2013-07-17.

Sponsored by Walter Reed Army Medical Center · Not applicable, Interventional, and Treatment

Phase
Not applicable
Study type
Interventional
Enrollment
40
Allocation
Randomized
Ages
21 Years and older
Sex
All
01

Study summary

The purpose of this study is a prospective,double-blinded, randomized trial to compare the rate of healing following PRK after the use of two commercially available 4th generation fluoroquinolones, moxifloxacin and gatifloxacin.

02

Conditions studied

  • Epithelium, Corneal

Keywords

  • Removal of corneal epithelium followed by excimer laser treatment during prk
03

In context

Lead sponsor

Walter Reed Army Medical Center is the lead sponsor of 45 studies on the registry; none are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
21 Years and older
Sexes eligible
All
Accepts healthy volunteers
Yes

Inclusion criteria

  • Manifest refraction spherical equivalent (MSE) of up to -6.00 diopters (D) at the spectacle plane with refractive cylinder up to 3.00D.

Exclusion criteria

Exclusion Criteria:

  • Concurrent topical or systemic medications that may impair healing including corticosteroids, antimetabolites, isotretinoin, amiodarone hydrochloride and/ or sumatripin.
  • Patients with known sensitivity or inappropriate responsiveness to any of the medications used in the post-operative course.
  • Anterior basement membrane dystrophy.
  • History of recurrent epithelial erosion.
  • Significant dry eye (symptomatic sith Schirmer \<5mm at 5 minutes)
  • Other corneal epithelial disorder or healing abnormality
05

Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Double (Participant, Outcomes assessor)
Enrollment
40 participants (actual)

Study arms

  • Experimental
    Moxifloxacin

    Moxifloxacin eye drops; 1 drop 4 times daily for 1 week or until complete re-epithelization (usually 3-4 days) after surgery

    Drug: Moxifloxacin

  • Experimental
    Gatifloxacin

    Gatifloxacin eyedrops; 1 drop 4 times daily for 1 week or until complete re-epithelization (usually 3-4 days) after surgery

    Drug: Gatifloxacin

Interventions

  • DrugMoxifloxacin

    1 drop 4 times daily for 1 week or until complete re-epithelization (usually 3-4 days) after surgery

  • DrugGatifloxacin

    1 drop 4 times daily for 1 week or until complete re-epithelization (usually 3-4 days) after surgery

06

What researchers measure

Primary outcomes

  1. Corneal Epithelial Healing Time

    patients' eyes will be observed daily after surgery until the corneal epithelium has completely healed (usually 3 to 4 days)

    Time frame: 3 to 4 days after surgery

07

Results

Posted Jun 26, 2013

Participant flow

Participant flow — Overall Study
MilestoneMoxifloxacin/Gatifloxacin Treatment
Started40
Completed35
Not completed5
Withdrew: Physician decision3
Withdrew: Withdrawal by subject2

Outcome measures

PrimaryCorneal Epithelial Healing Time

patients' eyes will be observed daily after surgery until the corneal epithelium has completely healed (usually 3 to 4 days)

Time frame:
3 to 4 days after surgery
Reported as:
Median · days to complete epithelial healing
Corneal Epithelial Healing Time
days to complete epithelial healingMoxifloxacinGatifloxacin
Corneal Epithelial Healing Time4 ± 14 ± 1.4

Adverse events

Non-serious events are listed at a 0% frequency threshold.

Adverse event summary by group
GroupDeathsSeriousOther
Adverse Events Not Collected———

Baseline characteristics

35 out of 40 participants had complete data for analysis.

Age, Categorical
Age, Categorical(Participants)Moxifloxacin/Gatifloxacin Treatment
<=18 years0
Between 18 and 65 years35
>=65 years0
Age Continuous
Age Continuous(years)Moxifloxacin/Gatifloxacin Treatment
Mean33.7 ± 7
Sex: Female, Male
Sex: Female, Male(Participants)Moxifloxacin/Gatifloxacin Treatment
Female16
Male19
Region of Enrollment
Region of Enrollment(participants)Moxifloxacin/Gatifloxacin Treatment
United States35
08

Study locations

1 site
  • Walter Reed Army Medical Center
    Washington, District of Columbia 20307, United States
09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Jul 17, 2013, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT00414011
Lead sponsor
Walter Reed Army Medical Center
First posted
Dec 20, 2006
Primary completion
Feb 2005
Completion
Feb 2005
Results posted
Jun 26, 2013
Last update
Jul 17, 2013

Study contacts

KRAIG S. BOWER, MD
principal investigator · Walter Reed Army Medical Center
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Jun 2013. You cannot join it, but the record below documents what was studied.

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