Thanks for that info Goldfields. I really hope that we have the same outcome as Arie did!
MaxaLisa -- It sounds like you have really struggled with your boy's health. I see that you are in California so understand that tick illness can be much more common there.
We haven't been anywhere with our dogs but here. Our dog is 10 years old now. But I will still look into the doxy treatment as I understand not everything can be explained or understood.