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  2. Tropicamide - Wikipedia

    en.wikipedia.org/wiki/Tropicamide

    Tropicamide, sold under the brand name Mydriacyl among others, is a medication used to dilate the pupil and help with examination of the eye. [3] Specifically it is used to help examine the back of the eye. [4] It is applied as eye drops. [3] Effects occur within 40 minutes and last for up to a day. [3]

  3. 4-Hydroxyamphetamine - Wikipedia

    en.wikipedia.org/wiki/4-Hydroxyamphetamine

    Hydroxyamphetamine is used in eye drops to dilate the pupil (a process called mydriasis) so that the back of the eye can be examined. This is a diagnostic test for Horner's syndrome . Patients with Horner's syndrome exhibit anisocoria brought about by lesions on the nerves that connect to the nasociliary branch of the ophthalmic nerve . [ 7 ]

  4. Mydriasis - Wikipedia

    en.wikipedia.org/wiki/Mydriasis

    A mydriatic pupil will remain excessively large even in a bright environment. The excitation of the radial fibres of the iris which increases the pupillary aperture is referred to as a mydriasis. More generally, mydriasis also refers to the natural dilation of pupils, for instance in low light conditions or under sympathetic stimulation.

  5. Dilated fundus examination - Wikipedia

    en.wikipedia.org/wiki/Dilated_fundus_examination

    Dilated fundus examination (DFE) is a diagnostic procedure that uses mydriatic eye drops to dilate or enlarge the pupil in order to obtain a better view of the fundus of the eye. [1] Once the pupil is dilated, examiners use ophthalmoscopy to view the eye's interior, which makes it easier to assess the retina , optic nerve head , blood vessels ...

  6. Phenylephrine - Wikipedia

    en.wikipedia.org/wiki/Phenylephrine

    Phenylephrine is used as an eye drop to dilate the pupil to facilitate visualization of the retina. It is often used in combination with tropicamide as a synergist when tropicamide alone is not sufficient. Narrow-angle glaucoma is a contraindication to phenylephrine use. As a mydriatic, it is available in 2.5% and 10% eye drops. Phenylephrine ...

  7. The 10 Best Eye Drops for Dry Eyes for Instant Relief From ...

    www.aol.com/lifestyle/10-best-eye-drops-dry...

    The best eye drops for dry eyes in 2023 work to soothe various dry eye symptoms. Here, find expert-approved picks from Refresh, Systane, Opti-Free, and more.

  8. Atropine - Wikipedia

    en.wikipedia.org/wiki/Atropine

    Topical atropine is used as a cycloplegic, to temporarily paralyze the accommodation reflex, and as a mydriatic, to dilate the pupils. [15] Atropine degrades slowly, typically wearing off in 7 to 14 days, so it is generally used as a therapeutic mydriatic, whereas tropicamide (a shorter-acting cholinergic antagonist) or phenylephrine (an α-adrenergic agonist) is preferred as an aid to ...

  9. Doctors expect more infections from eyedrops that may be ...

    www.aol.com/news/doctors-expect-more-infections...

    Darlene Miller, who heads the Bascom Palmer Eye Institute lab, urged people who may have been infected by the drops to contact a physician immediately. The bacteria, Miller said, "can destroy the ...

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