Acute toxicity is generally higher for inorganic arsenic compounds than for organic arsenic compounds. Oral intake of more than 100 mg is lethal. The lethal dose of arsenic trioxide is 10-180 mg, and for arsenide this is 70-210 mg. The mechanism of toxicity is binding and blocking sulphur enzymes.
Second, you can wear coloured-contacts that can constricts pupils. Third, you can stay in a brighter place to undilate your eyes faster. In all, if you really suffer from a dilated eyes, the healthy way is to wait until it undilated by themselves. 05/13/2013. good (1) Report Abuse.
A dilated eye exam lets your eye doctor see the back of your eye (retina ). It's usually done as part of a regular eye exam. Your doctor will use eyedrops to widen (dilate) your pupils. This makes it easier to see the back of the eye. Your doctor may also use eyedrops to numb the surface of your eyes. It takes about 15 to 20 minutes to fully dilate the pupils.