Antibiotics

  • October 2019
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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.

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