A Comfort Survey of Open-angle Glaucoma or Ocular Hypertension Patients Treated With 2 Drugs

Inclusion Criteria: * willing to comply with investigator's and protocol's instructions * patients signature on the informed consent document * open-angle glaucoma or ocular hypertension * currently prescribed timolol hemihydrate (once a day (QD) or twice a day (BID))or timolol maleate in sorbate QD as monotherapy or as a part of 2-drug therapy in at least one eye Exclusion Criteria: * inability to understand the trial procedures * inability to give informed consent * inability to understand, read, or write English * best corrected visual acuity of 20/200 or worse in each eye * current moderate to severe infectious or inflammatory condition of the eye or eyelids including * current moderate to severe dry eye syndrome * current chronic use of ocular corticosteroids, ocular surgery or intraocular laser surgery to either eye in the prior 3 months * treated with 3 or more glaucoma medicines in both eye