All You Wanted to Know About Antibiotics!!!!
An antibiotic is a substance or compound that kills or inhibits the growth of bacteria. Antibiotics can be broadly classified as either bactericidal or bacteriostatic. Bactericidals kill bacteria directly where bacteriostatics prevent cell division. Antibiotics which target the bacterial cell wall (penicillins, cephalosporins), or cell membrane (polymixins), or interfere with essential bacterial enzymes (quinolones, fluroquinolone) ...