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Sulfonamides
Chloramphenicol
tetracycline
Broad spectrum.
The answer to which antimicrobial agents were most effective against each organism include neomycin, tetracycline, and chloramphenicol. Tetracycline can be used to treat pneumonia.
Second-generation cephalosporins. Method of action: inhibit cell wall systhesis
An antimicrobial is an agent which destroys microbes or inhibits their growth, or prevents or counteracts their pathogenic action.
In the disk diffusion test (also called the Kirby Bauer test), disks containing an antimicrobial agent are placed on the surface of an agar plate containing a medium that has been inoculated with the disease agent being tested, which will grow and fill the disk. The antimicrobial agent diffuses into the medium, killing some of the disease agent around where the anitmicrobial agent was innoculated, depending on how susceptible the disease agent is to the antimicrobial agent. The size of the area cleared of the disease agent shows how effective the antimicrobial agent is.
0.2%
a.) penicillin
Bactericidal antimicrobial agents kill the microbe, whereas bactericidal agents inhibit the growth of the microbe. Chloehexidine is an agent that kills bacteria, thus, it is considered a bactericidal antimicrobial agent.
what dosage of tetracycline for strep throat