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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]
Sometimes there is flushing on the affected side of the face due to dilation of blood vessels under the skin. The pupil's light reflex is maintained as this is controlled via the parasympathetic nervous system. [citation needed] In children, Horner's syndrome sometimes leads to heterochromia, a difference in eye color between the two eyes. [3]
Mydriasis is the dilation of the pupil, usually having a non-physiological cause, [3] or sometimes a physiological pupillary response. [4] Non-physiological causes of mydriasis include disease , trauma , or the use of certain types of drugs .
Brimonidine Tartrate Ophthalmic Solution, 0.15%: A special tool designated for those with glaucoma or ocular hypertension, a small subset of these eye drops are being voluntarily recalled as ...
A human adult exhibiting voluntary control over his iris muscles, where he can cause his pupil to dilate and constrict on command A dilation response ( mydriasis ), is the widening of the pupil and may be caused by adrenaline ; anticholinergic agents; stimulant drugs such as MDMA , cocaine , and amphetamines ; and some hallucinogenics (e.g. LSD ...
Other ocular side effects can include burning sensations, discomfort with bright light (photophobia), blurred vision, irritation, inflammation of the eye mucous membranes (conjunctivitis), inflammation of the cornea of the eye , and other issues. Nonocular (not eye-related) side and adverse effects can include neuropsychiatric symptoms.
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 ]
Other symptoms: Ant bites are typically painful and itchy. In addition to the bites, fire ants use their stinger to inject a venom called solenopsin, which causes a burning sensation, Frye says.