http://www.minden.com/nowhereelse/canine_tick_disease.htm [quote]Doxycycline, a semi-synthetic tetracycline, is the drug of choice, the most effective against Ehrlichiosis and Lyme. It is given at 10 milligrams per kilogram (1 kg = 2.2 lbs.) of the dog's body weight every twelve hours for six to...