If you're TRULY afraid she's dying, get her to a vet NOW.
In a situation where you think your dog could possibly be fatally I'll, the LAST place you should be heading is the computer, except for to look up the phone number/address of the nearest 24 hour e-vet.
Ozzy - Chocolate Pom
-Fastest 2012 U-FLI Pomeranian
"In a perfect world, every dog would have a home and every home would have a dog."