Final answer:
Certain medications, such as diuretics and vasodilators, can cause orthostatic hypotension by affecting fluid balance and lowering blood pressure.
Step-by-step explanation:
Orthostatic hypotension can be caused by medications that affect fluid balance, such as diuretics or vasodilators. These medications are meant to lower blood pressure, which can lead to a drop in blood pressure when standing up. Examples of common medications that can cause orthostatic hypotension include diuretics like furosemide and vasodilators like nitroglycerin.