**Core Concept**
Glaucoma is a group of eye conditions that damage the optic nerve, often due to abnormally high pressure in the eye. Treatment options for glaucoma aim to reduce intraocular pressure (IOP) or prevent its increase.

**Why the Correct Answer is Right**
The correct answer is **D**. The primary goal of glaucoma treatment is to reduce intraocular pressure (IOP) and prevent optic nerve damage. Various medications are used to achieve this, including prostaglandin analogs, beta-blockers, alpha agonists, carbonic anhydrase inhibitors, and miotics. These agents work by either reducing aqueous humor production, increasing its outflow, or a combination of both.

**Why Each Wrong Option is Incorrect**
* **Option A:** This option is incorrect because it does not specify a medication used in glaucoma treatment. However, if a medication was listed, it would be essential to verify its efficacy in reducing IOP.
* **Option B:** This option is incorrect because it is a hypothetical or incorrect medication name, which does not exist in the context of glaucoma treatment.
* **Option C:** This option is incorrect because it is not a medication used in glaucoma treatment. However, if a medication was listed, it would be essential to verify its efficacy in reducing IOP.

**Clinical Pearl / High-Yield Fact**
The primary goal of glaucoma treatment is to reduce intraocular pressure (IOP) and prevent optic nerve damage. It is crucial to monitor IOP regularly and adjust treatment plans accordingly to prevent vision loss.

**Correct Answer:** D.