Phenylephrine (Neo-Synephrine) is administered to a patient before a diagnostic procedure. What should patient education about this medication include?
1. Driving may be difficult.
2. The eyes may be red for one or two days.
3. Tears will be yellow.
4. Sunlight will improve vision.
1
Rationale 1: Phenylephrine causes pupillary dilation. The nurse should inform the patient that driving with eyes dilated may cause difficulty, especially on a sunny day.
Rationale 2: Eye redness is a temporary condition and should clear in a short time. Eyes treated with latanoprost may be red for 8–12 weeks.
Rationale 3: Fluorescein sodium causes tears to appear yellow.
Rationale 4: Patients should be instructed to wear sunglasses to block ultraviolet (UV) exposure. The pupils are unable to react to or decrease the amount of light entering the eye.
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