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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.
A debunked urban legend claims that a few drops of Visine will cause harmless but debilitating bouts of explosive diarrhea, similar to a laxative. [14] However, symptoms of Visine's active ingredient tetrahydrozoline hydrochloride can be severe, and can include: Dangerously low body temperature (hypothermia) Blurred vision; Nausea and vomiting
Ingesting Visine, a brand of eye drops, does not cause diarrhea. It is neurotoxic, with consumption causing several serious side-effects. Pranks spiking people with Visine rose after the misconception was popularized by the film Wedding Crashers. [501] [502]
The CDC warned that EzriCare Artificial Tears eyedrops may be linked to a drug-resistant bacterial infection that has caused permanent vision loss and one death.
Adverse effects, like therapeutic effects of drugs, are a function of dosage or drug levels at the target organs, so they may be avoided or decreased by means of careful and precise pharmacokinetics, the change of drug levels in the organism in function of time after administration. Adverse effects may also be caused by drug interaction. This ...
According to the CDC, people should seek medical care if they have symptoms of an eye infection, including: Yellow, green or clear discharge from the eye. Eye pain or discomfort.
The Food and Drug Administration compiled a list of over-the-counter eye drops to avoid. 27 eye drops from retailers in California can cause vision loss, FDA warns. See the recall
In humans, a dose of 500 mg/kg/day repeated over multiple days caused nausea, vomiting, and diarrhea. [13] No evidence shows natamycin, at either pharmacological levels or levels encountered as a food additive, can harm normal intestinal flora, but definitive research may not be available. [13] However, some people are allergic to natamycin. [14]