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A 43-year-old member asked:

How long can pupil dilatation lasts in patients who have used the atropine eye drops?

2 doctor answers11 doctors weighed in
Dr. David Rosenfeld
Pain Management 28 years experience
See below: Dilating eye drops used for examination of the eye can last from 4 to 24 hours.
Created for people with ongoing healthcare needs but benefits everyone.
Dr. Richard Scartozzi
Ophthalmology - Retinal Surgery 20 years experience
Atropine is the longest-duration dilating eye drop. It can last about 2 weeks.
Oct 19, 2012
Dr. Douglas Liva
Ophthalmology 41 years experience
Up to 2 weeks: Atropine can cause pupillary dilation for up to 2 weeks. Eye drops typically used during examination have a shorter duration of effect lasting for a few to several hours depending on the exact drug and concentration used and individual responses to the drug
Created for people with ongoing healthcare needs but benefits everyone.
Last updated Sep 22, 2019
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