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  2. Mydriasis - Wikipedia

    en.wikipedia.org/wiki/Mydriasis

    Conversely, parasympathetic stimulation causes contraction of the circular muscle and constriction of the pupil. The mechanism of mydriasis depends on the agent being used. It usually involves either a disruption of the parasympathetic nerve supply to the eye (which normally constricts the pupil) or overactivity of the sympathetic nervous ...

  3. 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 ...

  4. 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]

  5. Is it safe to use eyedrops? What to know about the FDA warnings

    www.aol.com/news/safe-eyedrops-know-fda-warnings...

    The FDA recently cautioned against using dozens of kinds of eyedrops — its third warning this year — leading to some wondering whether any drops are safe to use. Eye doctors weigh in.

  6. Is it safe to use eyedrops? What to know about the FDA warnings

    www.aol.com/news/safe-eyedrops-know-fda-warnings...

    The Food and Drug Administration recently cautioned consumers against using 27 different kinds of eyedrops — its third eyedrop-related warning this year — leading Americans to question whether ...

  7. List of optometric abbreviations - Wikipedia

    en.wikipedia.org/wiki/List_of_optometric...

    drops GSL General sales list Gutt/g Guttae (drops) Meds Medications Nocte/QHS At night Occ Ointment od/QD Once a day otc Over the counter (bought medication) P Pharmacy (drug) POM Prescription-only medicine prn When required q Every (e.g. q2h – every two hours) qds/qid Four times a day Rx Prescription tds/tid Three times a day ung Ointment

  8. 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.

  9. 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 ]