If it helps - check out Ralph give meds to a ball python. It's probably pretty similar? I don't know, I'm not a vet...

http://www.youtube.com/watch?v=4nXFNICdDBQ

http://www.youtube.com/watch?v=MBPPPJww6m8

You will probably need someone to help you hold the snake, maybe keep the head in a pillow case?

Good luck!