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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.
Drops prepared from the plant were used to dilate women's pupils, an effect considered to be attractive and seductive. [ 17 ] [ 18 ] [ 15 ] Belladonna drops act as a muscarinic antagonist , blocking receptors in the muscles of the eye that constrict pupil size. [ 57 ]
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]
Crack cocaine is commonly used as a recreational drug. ... [11] constricted blood vessels, dilated pupils, and increased temperature, heart rate, and blood pressure ...
Dilated pupils are prominent during khat consumption, reflecting the sympathomimetic effects of the drug, which are also reflected in increased heart rate and blood pressure. Long-term use can precipitate permanent tooth darkening (of a greenish tinge), susceptibility to ulcers , and diminished sex drive .
Recreational drug use; ... When the house doctor arrived, however, he could detect no physical abnormalities, save for a pair of widely dilated pupils. Hofmann was ...
[22] [23] Common side effects include sleepiness, blurred vision, dilated pupils, and dry mouth. [1] It is not recommended in people with angle-closure glaucoma or bowel obstruction. [1] Whether its use during pregnancy is safe remains unclear, and use during breastfeeding is still cautioned by health professionals and manufacturers of the drug ...
LSD can induce physical effects such as pupil dilation, ... and the police and legal services engaged in delphic analysis regarding 20 popular recreational drugs. LSD ...