2/10/2016 Antimicrobial drugs act by inhibiting or Microbes Food interfering with the growth of microbes. Microbiology Antimicrobial drugs act within the host without damaging the host. AN INTRODUCTION Invisible Invaders Antibiotics are one of the most important Amazing Allies discoveries of modern medicine. Resistance to antibiotics poses a"major global threat"to public health according to WHO. Antimicrobial Drugs iborEgomay The Spectrum of Activity of Antibiotics and Other Antimicrobial Drugs Antibiotic:a substance produced by a microbe that,in small amounts,inhibits ·caRe味ofn2 gthor another microbe Broad-spectrum antibiotics:affect a broad range of gram-positive or gram-negative bacteria Antimicrobial drugs:synthetic substances that interfere with the growth of microbes 12/10/2016 1 Invisible Invaders Amazing Allies Antimicrobial Drugs • Antimicrobial drugs act by inhibiting or interfering with the growth of microbes. • Antimicrobial drugs act within the host without damaging the host. • Antibiotics are one of the most important discoveries of modern medicine. • Resistance to antibiotics poses a "major global threat" to public health according to WHO. Pseudomonas aeruginosa resistant to many antibiotics • Antibiotic: a substance produced by a microbe that, in small amounts, inhibits anoth i b er microbe • Antimicrobial drugs: synthetic substances that interfere with the growth of microbes The Spectrum of Activity of Antibiotics and Other Antimicrobial Drugs • Narrow spectrum of microbial activity: drugs that affect a narrow range of microbial types • B d roa -spect tibi ti trum antibiotics: aff t b d f ffect a broad range of gram-positive or gram-negative bacteria