If you must use your fingers, protect your fingertips with a plastic bag or a tissue and wash your hands afterward. Put antiseptic on the bite. Drown the tick in alcohol or kerosene. Know the symptoms of Lyme disease. If you have been someplace likely to have ticks between May and early autumn and you develop Lyme disease symptoms, especially if you get a donut-shaped rash, see a doctor right away.
Early treatment can prevent later problems.