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CompletedNCT00527592Updated May 18, 2012Results posted

A Single Dose Comfort Comparison of Travatan Z in One Eye Versus Xalatan in the Opposite Eye in Patients With Primary Open-Angle Glaucoma or Ocular Hypertension

A Phase 4 interventional study of Travoprost ophthalmic solution 0.004% with SofZia® preservative system (TRAVATAN Z®) and Latanoprost ophthalmic solution 0.005% (XALATAN®) in Open-Angle Glaucoma and Ocular Hypertension, sponsored by Alcon Research. Completed. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2012-05-18.

Sponsored by Alcon Research · Phase 4, Interventional, and Treatment

Phase
Phase 4
Study type
Interventional
Enrollment
54
Allocation
Randomized
Ages
18 Years and older
Sex
All
01

Study summary

The purpose of this study is to compare the comfort of Travatan Z in one eye and Xalatan in the opposite eye in patients with primary open-angle glaucoma or ocular hypertension.

02

Conditions studied

  • Open-Angle Glaucoma
  • Ocular Hypertension

Keywords

  • Comfort
03

In context

Glaucoma

1,818 studies on the registry are indexed under Glaucoma; 231 are open to participants now.

This study's enrollment of 54 is below the median of 65 across 1,272 interventional studies indexed under Glaucoma.

Browse Glaucoma studies →

Lead sponsor

Alcon Research is the lead sponsor of 608 studies on the registry; 9 are open to participants now.

Of its 109 completed or terminated interventional studies of FDA-regulated products, 99 (91%) have results posted.

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

04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

  • 18 years of age or older.
  • Clinical diagnosis of ocular hypertension, primary open-angle, pigment dispersion, or exfoliation glaucoma in both eyes.
  • Best corrected visual acuity of 20/200 Snellen or better in each eye.
  • Intraocular pressure within protocol-specified range.
  • Other protocol-defined inclusion criteria may apply.

Exclusion criteria

Exclusion Criteria:

  • Any abnormality preventing reliable applanation tonometry in the study eye(s).
  • Any eye conditions or procedures as specified in protocol.
  • Progressive retinal or optic nerve disease from any cause.
  • Use of contact lenses in the study eye(s).
  • Other protocol-defined exclusion criteria may apply.
05

Study design

Phase
Phase 4
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Single group
Masking
Double (Participant, Investigator)
Enrollment
54 participants (actual)

Study arms

  • Experimental
    Travoprost

    Travoprost assigned to one eye, with latanoprost assigned to the fellow eye for intra-individual control. One drop, single dose. The eye, and the order in which the first test medicine was instilled (either travoprost or latanoprost), was randomly assigned.

    Drug: Travoprost ophthalmic solution 0.004% with SofZia® preservative system (TRAVATAN Z®)

  • Active comparator
    Latanoprost

    Latanoprost assigned to one eye, with travoprost assigned to the fellow eye for intra-individual control. One drop, single dose. The eye, and the order in which the first test medicine was instilled (either travoprost or latanoprost), was randomly assigned.

    Drug: Latanoprost ophthalmic solution 0.005% (XALATAN®)

Interventions

  • DrugTravoprost ophthalmic solution 0.004% with SofZia® preservative system (TRAVATAN Z®)

    Ophthalmic solution for the treatment of open-angle glaucoma or ocular hypertension, one drop, single dose. Referred to as travoprost.

    Also known as: TRAVATAN Z®

  • DrugLatanoprost ophthalmic solution 0.005% (XALATAN®)

    Ophthalmic solution for the treatment of open-angle glaucoma or ocular hypertension, one drop, single dose. Referred to as latanoprost.

    Also known as: XALATAN®

06

What researchers measure

Primary outcomes

  1. Comfort Immediately After Dosing

    Comfort was assessed by the patient and recorded on a scale of 0 to 100, with 0 = perfect comfort and 100 = worse discomfort imaginable.

    Time frame: 5 seconds

07

Results

Posted Feb 10, 2010
Limitations and caveats
None specified.

Participant flow

Patients were recruited from two US glaucoma specialty clinics from 6/8/2007 to 8/13/2008. Eligible patients having a diagnosis of open-angle glaucoma or ocular hypertension in both eyes were enrolled.

Participant flow — Overall Study
MilestoneTravoprost/Latanoprost
Started54
Completed54
Not completed0

Outcome measures

PrimaryComfort Immediately After Dosing

Comfort was assessed by the patient and recorded on a scale of 0 to 100, with 0 = perfect comfort and 100 = worse discomfort imaginable.

Time frame:
5 seconds
Reported as:
Mean · Units on a scale
Comfort Immediately After Dosing
Units on a scaleTravoprostLatanoprost
Comfort Immediately After Dosing7.8 ± 16.17.1 ± 16.2

Adverse events

Collected over Adverse events were collected for the duration of the study and 14 days post study exit.. Non-serious events are listed at a 5% frequency threshold.

Adverse event summary by group
GroupDeathsSeriousOther
Travoprost—0/54 (0%)0/54 (0%)
Latanoprost—0/54 (0%)0/54 (0%)

Baseline characteristics

Age, Categorical
Age, Categorical(Participants)Travoprost/Latanoprost
<=18 years0
Between 18 and 65 years30
>=65 years24
Sex: Female, Male
Sex: Female, Male(Participants)Travoprost/Latanoprost
Female37
Male17
08

Study locations

No study locations are listed for this record.

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on May 18, 2012, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT00527592
Lead sponsor
Alcon Research
Responsible party
Sponsor
First posted
Sep 11, 2007
Start date
May 2007
Primary completion
Aug 2008
Completion
Aug 2008
Results posted
Feb 10, 2010
Last update
May 18, 2012

Oversight

Data monitoring committee
No
View the source record on ClinicalTrials.gov ↗

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