Visine is classified as a neurotoxin; the way it works in the eyes is very specific and it can be disastrous in other parts of the body. She said she 'implied' that she put visine in his drink. If she actually did that, he could have her arrested for aggravated assault, not to mention fired.  Drinking visine can result in a wide range of effects, up to and including coma. http://www.wired.com/2013/03/just-an-eye-drop-of-poison/