If your cat has been sick in the past and having problems, how do you know this isn't the cause of this new behavior? Sometimes things that seem behavioral are actually signs of serious illness. There is a great website that talks about this called www.catwellness.org. You should check it...
Mandi,
Have you tried finding any information on vocalization. Sometimes cats meowing constantly can be a sign of something being really wrong, not just a behavior problem. Have you talked with a vet? You should check online, there are lots of good sites with info that might help you. Try...
