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Latanoprost preserved versus unpreserved: effect on tear film thickness

Latanoprost preserved versus unpreserved: effect on tear film thickness as measured with OCT - Latanoprost TFT

Status
Not yet recruiting
Phases
Phase 4
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2014-005468-14-AT
Enrollment
Unknown
Registered
2014-12-16
Start date
2015-02-24
Completion date
Unknown
Last updated
2017-02-20

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

glaucoma and ocular hypertension MedDRA version: 19.1 Level: HLGT Classification code 10018307 Term: Glaucoma and ocular hypertension System Organ Class: 10015919 - Eye disorders

Interventions

Trade Name: Monopost Pharmaceutical Form: Eye drops, solution in single-dose container INN or Proposed INN: Latanoprost Other descriptive name: LATANOPROST Concentration unit: µg/ml microgram(s)/milli

Sponsors

Medical University of Vienna, Department of Clinical Pharmacology
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: - Men and women aged over 18 years - Diagnosed primary open angle glaucoma treated with prostaglandin analogues containing preservatives for at least 2 months. OR - Patients with ocular hypertension treated with prostaglandin analogues containing preservatives for at least 2 months - IOP = 21 mmHg in the study eye at the screening examination (under treatment) - Mean TFT at the screening visit =65 years) yes F.1.3.1 Number of subjects for this age range 35

Exclusion criteria

Exclusion criteria: - Participation in a clinical trial in the 3 weeks before the screening visit - Severe visual field loss as defined as an MD of -15 or worse in the study eye - Symptoms of a clinically relevant illness in the 3 weeks before the first study day - Presence or history of a severe medical condition that will interfere with the study aim as judged by the clinical investigator - Sjögren’s syndrome - Stevens-Johnson syndrome - Presence or history of a severe ocular condition that will interfere with the study aim as judged by the clinical investigator - Presence or history of allergic conjunctivitis - Treatment with corticosteroids in the 4 weeks preceding the study - Wearing of contact lenses - Topical treatment with any ophthalmic drug in the 4 weeks preceding the study except glaucoma medication or topical lubricants - Ocular infection - Ocular surgery in the 6 months preceding the study (except laser trabeculoplasty) - Pregnancy, planned pregnancy or lactating - Contraindicaton against the use of topical prostaglandin therapy

Design outcomes

Primary

MeasureTime frame
Secondary Objective: To study the effect of randomizing glaucoma or ocular hypertension patients who are on preserved prostaglandin formulations to either preservative free latanoprost or preserved latanoprost on other signs and symptoms of ocular surface disease, as well as on intraocular pressure.;Primary end point(s): The primary outcome will be the difference in mean tear film thickness values between the 2 groups at 6 months;Timepoint(s) of evaluation of this end point: Month 1, 3 and 6;Main Objective: To study the effect of randomizing glaucoma or ocular hypertension patients who are on preserved prostaglandin formulations to either preservative free latanoprost or preserved latanoprost on tear film thickness.

Secondary

MeasureTime frame
Secondary end point(s): The secondary outcome will be the difference in signs and symptoms of ocular surface disease and intraocular pressure between the 2 groups at 6 months;Timepoint(s) of evaluation of this end point: Month 1, 3 and 6

Countries

Austria

Contacts

Public ContactDepartment of Clinical Pharmacology

Medical University of Vienna

klin-pharmakologie@meduniwien.ac.at+4314040029810

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026