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

what are the causes of sudden dilation of the pupil in the left eye YYYY@YYYY ... View answer

related to the procedure? could also the applications used in pupil dilation cause permanent dry eye ...hi, i was applied eye dilation drops ( yellow XXXXXXX also ) 5 days ago now during a routine eye ... View answer

My 17 year old daughter woke up with severe eye pain , pupil dilation, troubling speaking, neck pain and has a hard stable lump behind her ear. ... View answer

[his pupils get really big right before and during the attack. Is that a symptom of something?] View answer

Male,20 years old, adverse reaction to antbiotic Biaxin XL, psychotic episodes , pupil dilation, headaches, hallucinations ... 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... View answer

usually alleviated by Tylenol or Motrin. However twice this week, she has noticed that her left pupil becomes dilated while the right pupil remains normal. No blurring of vision and no eye pain. These ... View answer

A couple days after my friends gallbladder sugery, she had noticed that one pupil is dilated, while the other isnt. I reseached on it, and i found that it could be the meds, or a stroke. I found this ... View answer

hi. I noticed today that my Right pupil is dilated. I got some cleaning chemical in it accidentally 2 days ago & have been using visine-A in it. I just noticed the dilation today. could this be ... View answer