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A double-masked randomized cross-over study comparing the effect of Xalacom (latanoprost/timolol) and Combigan (brimonidine/timolol) fixed combination on intraocular pressure and ocular blood flow in patients with primary open angle glaucoma or ocular hypertensio

Conditions
Glaucoma
Registration Number
EUCTR2005-004060-24-AT
Lead Sponsor
Department of Clinical Pharmacology
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
ot Recruiting
Sex
All
Target Recruitment
Not specified
Inclusion Criteria

Men and women >= 18 years
Unilateral or bilateral primary open angle glaucoma, ocular hypertension, exfoliation glaucoma, pigmentary glaucoma with IOP >= 22 -35mmHg
At least 3 reliable visual field testings
Washout period: 4 weeks for ß adrenergic receptor antagonists and prostaglandin analogues, 2 weeks for adrenergic agonists, and 5 days for cholinergic agonists and carbonic anhydrase inhibitors

Are the trial subjects under 18? no
Number of subjects for this age range:
F.1.2 Adults (18-64 years) yes
F.1.2.1 Number of subjects for this age range
F.1.3 Elderly (>=65 years) yes
F.1.3.1 Number of subjects for this age range

Exclusion Criteria

History of acute angle closure
Closed or barely open anterior chamber angle
Standard deviation of visual field testing > 10
Intraocular surgery or argon laser trabeculoplasty within the last six months
Ocular inflammation or infection within the last three months
Contact lenses
Patients with bradycardia (heart rate < 50 beats/min)
Second and third degree heart block
Asthma
COPD
Congestive heart failure
Severe renal impairment (creatinine clearance < 1.8 L/h)
History of hypersensitivity to one of the study drugs or drugs with similar chemical structure
Topical or systemical/oral therapy with steroids
History of non-IOP responder to beta-blockers, alpha-2 adrenergic or prostaglandin analogues
Pregnancy

Study & Design

Study Type
Interventional clinical trial of medicinal product
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
Main Objective: To compare the effect of a 6 weeks treatment with Xalacom® (latanoprost/timolol) and Combigan® (brimonidine/timolol) fixed combination on intraocular pressure and ocular blood flow in patients with primary open angle glaucoma or ocular hypertension.;Secondary Objective: ;Primary end point(s): Study treatment is stopped after 12 weeks
Secondary Outcome Measures
NameTimeMethod
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