You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Drug of choice for treatment of epiglottitis is and explain in detail?
Ampicillin or third generation cephalosporins are effective against H. influenzae and are given by parenteral route (i.m. or i.v.) without waiting for results of throat swab and blood culture. Ref: PL Dhingra 7th edition of Ear, Nose and Throat; Pg no 328