In a message dated 7/13/2006 9:07:46 PM Eastern Daylight Time, 
 writes:

> Is doxycycline the only antibiotic that works on tick-borne diseases 
> like Lyme disease and Erlichiosis?

Don't know if that's the only antibiotic but it's certainly life saving & it 
must be the cheapest.
I had a severe bout of Rocky Mountain Spotted fever a few years ago & the 10 
day prescription was most effective at a cost of about four bucks as I recall.

Gail Frantz 
Old Hanover Rd
Reisterstown, MD