Antibiotics – against bacteria Name
Basic action
Detailed action
Beta-lactams
Cell Wall
Prohibits cell wall synthesis by Gram +ve. interfering with peptidoglycan synthesis. Some Staph and Strep.
Vancomycin
Cell Wall
Prohibits cell wall synthesis by Gram +ve. interfering with peptidoglycan synthesis. Staph
Tetracyclines
Protein
Stops bacteria from synthesising protein.
Quinolones
DNA
Stops bacteria from synthesising DNA.
Gram –ve. E-coli (urinary tract infections)
Metronidazole
DNA
Stops bacteria from synthesising DNA.
Vaginal infections.
Rifamycin
RNA
Blocks RNA synthesis in bacteria.
Folic Acid
Interferes with folic acid production.
Trimethoprim Sulphonamides
Used against
Chlamydia, Strep pneumoniae
Mycobacteria. Leprosy and TB Used in combination to treat pneumocystis infections.