This was posted by Rock Robster years ago - DO NOT use flea collars - they are not meant for human use.

Quote Originally Posted by RockRobster View Post
OK, I've warned people about wearing flea collars before and I will do it again. If you like chemical burns and direct exposure to known neurotoxins, then I guess the flea collar is for you.

http://deploymenthealthlibrary.fhp.o...ile?prodId=154

WTF? A flea collar? I have NEVER let my PETS wear them......sheeeeesh.....
Our cats lost hair and burned their skin when we tried to use them as directed. To use them when directly warned not to is not the right thing to do.