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Doctor insights on: How Long Does It Take For Pupil Dilation To End

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How long does it take for pupil dilation to end?

How long does it take for pupil dilation to end?

4 hours: Usually, around 4 hours, however in eyes that are lighter in color, blue, two-toned, or green the effect of the drops can last beyond 4 hours. In small children, although rare, the effect can last up to a week or more. ...Read more

Pupil (Definition)

The pupil is the opening in the iris inside of the eye though which light is focused on the retinal film at the back of the eye. The iris can open and close in response to light to vary the amount inside the eye. It is what looks red, in the ...Read more


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How long does it take for pupil dilation to go away after eye exam?

How long does it take for pupil dilation to go away after eye exam?

It depends: It can generally take 3-4 hours, but it can last longer in patients with diabetes, or brown irises. There are drops that reverse dilation faster. ...Read more

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How long can pupil dilation last after an exam?

A few hours: Typical dilation usually lasts between 4 and 6 hours. When a chile is dilated, it may last a few hours longer. If dilation lasts more than 24 hours, you should contact your eye doctor. ...Read more

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How can one reduce pupil dilation? I take aderall 30mg XR once every am 5 mg ir evening. Most days iris all but disappears, and i look like a junkie

How can one reduce pupil dilation?
I take aderall 30mg XR once every am  5 mg ir evening.  Most days iris all but disappears, and i look like a junkie

Constricting pupils: Aderral can cause pupil dilation, so the options are to reduce dosage or eliminate the aderral, switch to a different drug (eg if you are treating adhd, straterra may be an option, or other treatment). Taking another drug to constrict the pupil (eg, Pilocarpine 1% 1 drop) may also cause other side effects, like pinpoint pupils, blurry vision, corneal irritation. & long term use: lens opacification. ...Read more

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What's pupil dilation?

Pupil dilation: When you look at your eye is the mirror, the dark circle in the center is the pupil. Dilating drops make the pupil larger and allow a more complete eye exam robe performed. Dilation takes about 15-20 minutes and lasts 3-4 hours or longer (depending on which drops are used). ...Read more

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Is it bad to have pupil dilation?

Is it bad to have pupil dilation?

Not always: If you are referring to having your eyes dilated with drops in the ophthalmologist's office, this is generally safe, except when you have "narrow angles." this can be determined by your eye md. If your pupil spontaneously dilates, this can be a sign of a problem in the brain (tumor, aneurysm, etc) and should be evaluated right away by an ophthalmologist. ...Read more

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I have uneven pupil dilation. Is this harmful or harmless?

I have uneven pupil dilation. Is this harmful or harmless?

See an eye doctor: It can be normal, especially if it has always been present. There are certain conditions that can lead to one pupil dilating more (or less) than the other. If the pupil difference is new, it should be evaluated by an eye doctor soon. The condition itself is usually harmless, but the underlying cause needs to be addressed. ...Read more

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Dr. Thomas Inwood
70 doctors shared insights

Mydriasis (Definition)

Mydriasis is the process of dilating the ...Read more