<prompt> Which antiglaucoma drugs can be used in Asthamatic patientTimololBetoxololPropanololAll the above  <response>: Refer kDT 6e p 145 Betaxolol is a selective beta1 receptor blocker used in the treatment of hypeension and glaucoma. Being selective for beta1 receptors, it typically has fewer systemic side effects than non-selective beta-blockers, for example, not causing bronchospasm as timolol may 