Demerol is a synthetic opioid . Opioids cause pupil constriction. A fellow physician is now telling me that meperidine cause pupil dilatations. Explain mechanism of action please. ... View answer

rear ended car accident . i have post concussion syndrome . one pupil is slightly smaller than the ... concussion cause the difference in pupil size. ... View answer

[I m suffering from moderate acne . I ve been offered to take accutane . But before that I d like to try supplementing with strong vit a at a safe level (also been allowed to drink alcohol once a week with it). How much... View answer

I noticed my left pupil was severely dilated this morning at about 7 am. i did use an over the ... the drops, after felt like eye was still swollen but looking at it, swelling was gone but one pupil ... View answer

Prickly uncomfortable pupil hair. Shaving no good. Waxing no good. ... View answer

hiii sir. i am umakant. i am 20 years old. i have a problem in my left eye. my left eye in pupil is not fix with other right pupil. if we see any object with right eye then my left eye pupil is see ... View answer

Hi, there s white stuff growing on my pupil. First it started as a small white patch beside my pupil, which i thought would fade away but now it s spreading towards the pupil of my right eye. How do ... View answer

Aneurysm on posterior cerebral artery two years ago - original symptoms were out/down eye and pupil dilation. Eye now is centered but won t go up and pupil that was slowly reducing in size has now dilated ... View answer

14,320 IU of Vitamin A. I am worried about the toxic effect of that much Vitamin A. Should I be? I will be 86 next month, in good health. Would foods high in Vitamin A be just as... View answer

What are the benefits, and possible dangers, of taking a Vitamin A supplement, 8000 IU, daily? I recall that a person can take too much Vitamin A because the body stores it, so I wondered if... View answer