What is a common side effect of eye drops used for pupil dilation?

Eye drops used for pupil dilation, often referred to as mydriatic drops, are designed to temporarily enlarge the pupils for examination or treatment purposes. A common side effect of these drops is light sensitivity and blurred vision. This occurs because dilated pupils allow more light to enter the eye, which can make bright environments uncomfortable and can impair focus due to the lens no longer having the same ability to accommodate properly. As the pupil becomes larger, the eyes also struggle to adjust quickly to varying light conditions, contributing to the sensation of light sensitivity.

Blurry vision is another result of the temporary alteration in the eye's ability to focus on objects at different distances. This is especially noticeable when bright light is present or when shifting focus from near to far and vice versa, as the muscles controlling the lens are affected.

Other choices relate to systemic effects that can occur with medications but are less relevant in the context of pupil dilation specifically. Understanding the implications of pupil dilation is critical for both patients undergoing examinations and for those administering the drops, as they often prepare individuals for what sensations they might experience.