Doctor insights on:
How Long Does It Take For Eye Dilation
Usually 6-8 hours: It depends on what type of drops are used. Phenylephrine and tropicamide are probably the most commonly used at the optometrist or ophthalmologist's office and they last about 6-8 hours in the average person, although they can last a bit longer. Other drops like cyclopentolate last up to 24 hours and Atropine can last for 14 days. ...Read moreSee 1 more doctor answer
2-4 hours: The most commonly used drops take 2-4 hours to completely resolve. There are reversal drops that can take some of the effect away. ...Read more
How long does it take for dialation drops to wear off? I had my eyes dialated atound 11 am and its 4:30 pm now and my new contacts are blurry
Several hours: Usually 4 to 6 hours for standard dilating eye drops, but sometimes a eye Doc will use dilating agents that can last for 8-12 hours. This latter agent also will affect focus to a greater degree and make your vision with contacts noticeably blurry. Fortunately the eye drops will reverse and you should be back to normal by tomorrow. If not just call your doc and he/she can advise you. Good luck. ...Read more
How long will it take my pupil to go back to normal size after vitrectomy w/gas bubble insertion? My eye still looks dilated one week post op.
Depends on meds: Your surgeon likely used a postoperative mydriatic/cycloplegic agent that keeps your pupil dilated & you ciliary muscle relaxed, both to ease postoperative pain. Occasionally, if laser endophotocoagulation is used during the vitrectomy, there is an infrequent occurence of residual mydriasis (iridoplegia) from laser damage of the short ciliary nerves. Most cases: dilation may last few weeks. ...Read moreSee 1 more doctor answer
Variable: Many factors influence how long dilating drops remain active after instilled. These include how "strong" a drop was used, how sensitive the patient is to the drop, color of the eyes (blue usually stay dilated longer), and other factors. Most dilating drops used for diagnostic purposes in the office wear off after 4-24 hours. Patients often are sensitive to light, and may have trouble reading. ...Read more
I will go for a routine eye exam for updated rx, with dilation. I do not like to wait the long time after dilation for my eyes to adjust. No options?
What are some possible explanations for my left pupil not dilating? My left eye does not take in as much light as my right eye in the dark. I did some experiments and made some observations that the left pupil does not dilate.
Several possibilitie: There are several possibilities. Two are old trauma or previous infection that has scarred your iris to your lens. The rest are neurological conditions that need to be sorted out by your specialist eye md (ophthalmologist). Your baseline condition is called anisocoria, which simply means pupils of different sizes. ...Read moreSee 1 more doctor answer
Atropine drops: Can last for one werk.Get a more detailed answer ›
How long does eye dilation last after having iritis, i stopped mydtilate over a week ago and is still dilated. Dr has no answer. Could it b permanent?
See below: Typically a few hours, longer for lighter-eyed individuals. ...Read more
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 ...Read moreSee 1 more doctor answer
Usually 6-8 hours: It depends on what type of drops are used. Phenylephrine and tropicamide are probably the most commonly used at the optometrist or ophthalmologist's office and they last about 6-8 hours in the average person, although they can last a bit longer. Other drops like cyclopentolate last up to 24 hours and Atropine can last for 14 days. ...Read moreSee 2 more doctor answers
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