Medical Surgical Nursing Complete Practice Exam 2025

Prostaglandin analogues are a class of medications frequently used to manage glaucoma, particularly open-angle glaucoma. These medications work by increasing the outflow of aqueous humor from the eye, thereby reducing intraocular pressure. Latanoprost is a well-known prostaglandin analogue that is specifically designed to mimic the effects of natural prostaglandins in the body.

The effectiveness of latanoprost in lowering intraocular pressure is attributed to its ability to enhance fluid drainage through the uveoscleral pathway. This makes it a first-line treatment option in many cases of glaucoma. Its once-daily dosing schedule and favorable side-effect profile also contribute to its popularity among both healthcare providers and patients.

In contrast, the other options listed do not function as prostaglandin analogues. Timolol is a non-selective beta-blocker that works by decreasing aqueous humor production. Brinzolamide is a carbonic anhydrase inhibitor that also reduces aqueous humor production but does not have the same mechanism of action as a prostaglandin analogue. Acetazolamide, another carbonic anhydrase inhibitor, is often used for systemic management of intraocular pressure but is not categorized as a prostaglandin analogue either. Therefore