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 Which is the drug of choice for prophylaxis of meningococcal meningitis in pregnancy: and explain in detail?
N. meningitidis is dangerous because it can cause Waterhouse Friderichsen syndrome & Addisonian crisis So, chemoprophylaxis is recommended Ceftriaxone as a single IM or IV injection is highly effective in carriage eradication and can be used at all ages and in pregnancy