Chapter 41 Agents Used in the Treatment of Eye Disorders
Copyright 2007 Thomson Delmar Learning, a division of Thomson Learning Inc. All rights reserved Instillation of Eye Drops Instillation of eye drops
Copyright 2007 Thomson Delmar Learning, a division of Thomson Learning Inc. All rights reserved Ophthalmic Agents Facilitate eye examinations Treat Infection Inflammation Glaucoma
Copyright 2007 Thomson Delmar Learning, a division of Thomson Learning Inc. All rights reserved Sympathomimetic Mydriatics Produce Pupil dilation Increase aqueous humor outflow Decrease formation of aqueous humor
Copyright 2007 Thomson Delmar Learning, a division of Thomson Learning Inc. All rights reserved Anticholinergic Mydriatics Block sphincter iris muscle Produce pupil dilation Allow for measurement of refractive errors Cause vision and focus problems
Copyright 2007 Thomson Delmar Learning, a division of Thomson Learning Inc. All rights reserved Ophthalmic Anti-infectives Antibiotics Antifungals Antivirals Antiseptics
Copyright 2007 Thomson Delmar Learning, a division of Thomson Learning Inc. All rights reserved Other Eye Agents Local anesthetics Corticosteroids Glaucoma agents
Copyright 2007 Thomson Delmar Learning, a division of Thomson Learning Inc. All rights reserved Local Anesthetics Anesthetize the eye Reduce the blinking reflex To remove Chemicals Foreign objects
Copyright 2007 Thomson Delmar Learning, a division of Thomson Learning Inc. All rights reserved Corticosteroids Useful for eye allergies Useful as an additive agent in eye infections Reduce Inflammation Pain
Copyright 2007 Thomson Delmar Learning, a division of Thomson Learning Inc. All rights reserved Glaucoma Increased intraocular pressure (IOP) Aqueous humor buildup Pressure pushes the vitreous humor against the retina Constant pressure destroys the retina, which leads to blindness
Copyright 2007 Thomson Delmar Learning, a division of Thomson Learning Inc. All rights reserved Antiglaucoma Drugs Reduce the formation of aqueous humor Carbonic anhydrase inhibitors Osmotic diuretics Beta-adrenergic blocking agents (continues)
Copyright 2007 Thomson Delmar Learning, a division of Thomson Learning Inc. All rights reserved Antiglaucoma Drugs Increase aqueous humor outflow Direct-acting miotic Cholinesterase inhibitors: para- sympathomimetics Prostaglandin-inhibiting agents Sympathomimetics agents (continued)