TB is highly contagious and can be transmitted from an infected person to an uninfected person, mainly when a person with TB coughs, sneezes, speaks, or even sings (known as airborne transmission or airborne disease). Other people who breathe in the aerosolized bacteria can become infected.
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Cephalosporins (are bactericidal and have the same mode of action as other β-lactam antibiotics (such as penicillins) but are less susceptible to β-lactamases.) Cephalosporins disrupt the synthesis of the peptidoglycan layer forming the bacterial cell wall
