Ophthalmic SolutionsPreservatives, PharmaceuticalBromobenzenesDoxepinProstaglandins F, SyntheticAnti-Allergic AgentsHistamine H1 Antagonists, Non-SedatingDibenzoxepinsBenzalkonium CompoundsCloprostenolDiphenhydramineTerfenadineBenzophenonesSolutionsInstillation, DrugLLC-PK1 CellsConjunctivitis, BacterialBlepharitisDrug ContaminationTimololHistamine H1 AntagonistsReceptors, Histamine H1Intraocular PressureTherapeutic EquivalencyAdministration, TopicalConjunctivaCorneaAntihypertensive AgentsOcular HypertensionPiperidinesEpithelium, CornealAnti-Inflammatory Agents, Non-SteroidalEyeGlaucomaPyridinesVerapamilMacaca fascicularisChromatography, LiquidDouble-Blind MethodFluorescein AngiographyRabbitsDrug InteractionsProspective StudiesIsotonic SolutionsPharmaceutical SolutionsTime FactorsBrainTreatment Outcome