| Erythema
migrans |
|
Doxycycline
or Amoxicillin |
100
mg PO bid X 21 days
500 mg PO tid X 21 days |
Neurological
Disease
Facial nerve
palsy
More serious
CNS |
|
Doxycycline
or Amoxicillin
Ceftriaxone |
100 mg PO bid X 28 days
500 mg PO tid X 28 days
2 g/day IV for 14-28 days |
Cardiac disease
Mild (first
degree
AV block)
More Serious |
|
Doxycycline
or Amoxicillin
Ceftriaxone |
100 mg PO bid X 28 days
500 mg PO tid X 28 days
2 g/day IV for 14-21 days |
Arthritis
oral
Parenteral |
|
Doxycycline
or Amoxicillin
Ceftriaxone |
100 mg PO bid X 28 days
500 mg PO tid X 28 days
2 g/day IV for 14-28 days |