Status:

COMPLETED

A Study of Open Angle Glaucoma or Ocular Hypertension in Patients Within the United Kingdom

Lead Sponsor:

Pfizer's Upjohn has merged with Mylan to form Viatris Inc.

Conditions:

Ocular Hypertension

Open Angle Glaucoma

Eligibility:

All Genders

40+ years

Phase:

PHASE3

Brief Summary

Study PhXA41 for its non-inferiority compared with timolol in lowering intra-ocular pressure

Eligibility Criteria

Inclusion

  • Unilateral or bilateral primary open angle glaucoma, capsular glaucoma, pigmentary glaucoma or ocular hypertension.
  • Open angle glaucoma appearing more than 6 months after cataract surgery is recognized as primary open angle glaucoma. (individuals requiring treatment bilaterally must fulfill eligibility criteria for both eyes.)
  • IOP of 22mmHg or higher obtained during the pre-study period.
  • Patients currently not treated or on single-drug treatment for the elevated IOP are eligible after a medication free period (wash-out) of:
  • 3 weeks for B-adrenergic antagonists
  • 2 weeks for adrenergic agonists
  • 5 days for cholinergics and oral carbonic anhydrase inhibitors.

Exclusion

  • History of acute angle closure.
  • Severe trauma at any time.
  • Intraocular surgery or argon laser trabeculoplasty within 6 months.
  • Current use of contact lenses.
  • History of severe dry eye syndrome.
  • Ocular inflammation/infection with three months of inclusion.
  • Any condition preventing reliable applanation tonometry.
  • Unacceptable finding at pre-study ocular examination as specified in the Case Report Forms.
  • In Investigator regards monotherapy insufficient with respect to optic nerve head and/or visual field status.
  • Treatment of elevated IOP with any topical B-adrenergic antagonist regularly for a period longer than 3 months and/or treatment at any time during 6 months prior to study start.
  • Cardiac failure, sinus bradycardia, second and third degree of atrio-ventricular block.
  • Bronchial asthma, history of bronchial asthma or chronic obstructive pulmonary disease.
  • Having participated in any other clinical study within the last month.

Key Trial Info

Start Date :

December 1 1992

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

December 1 1993

Estimated Enrollment :

294 Patients enrolled

Trial Details

Trial ID

NCT00751049

Start Date

December 1 1992

End Date

December 1 1993

Last Update

February 2 2021

Active Locations (12)

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Page 1 of 3 (12 locations)

1

Pfizer Investigational Site

Aberdeen, Grampian, United Kingdom, AB25 2ZD

2

Pfizer Investigational Site

Nottingham, Notts., United Kingdom, NG7 2UH

3

Pfizer Investigational Site

Bristol, United Kingdom, BS1 2LX

4

Pfizer Investigational Site

Cambridge, United Kingdom