Antibiotics Antibiotics are microbial meta bilites or synthetic analogs inspired by them that, in small doses, inhibit the growth and survival of microorganism In clinic the antibiotics are used to be antibacterial mainly, but in recent year, they can also be used for anti-cancer, anti viral, enzyme-inhibitors, and receptor-antagonist.Antibiotics Antibiotics are microbial metabilites or synthetic analogs inspired by them that,in small doses, inhibit the growth and survival of microorganism. In clinic the antibiotics are used to be antibacterial mainly,but, in recent year, they can also be used for anti-cancer,anti￾viral ,enzyme-inhibitors, and receptor-antagonist