Generally, no. . If you are concerned about possible infection with Lyme disease you really should see your doctor. The drug of choice is doxycycline. Other antibiotics can be used if there are contraindications to doxycycline. Please read the documents connected to the link below:http://www.manchesternh.gov/portals/2/Departments/health/Prophylaxis%20following%20tick%20bites.pdf.
Abx for tick bite. Most tick bites cause a local reaction (redness, itching, minor swelling) that goes away on its own and does not require antibiotics. If someone has an enlarging rash, fever, aches, nausea or other signs of general illness, a doctor has to decide if antibiotic coverage is warranted. In those less common cases, doxycycline is usually used to cover for rickettsia and Lyme disease.
Yes. for early lyme disease http://cid.oxfordjournals.org/content/43/9/1089.full.
NO. no it is not. please see your health care provider if you are concerned about a tick bite.