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BIMM118<br />

Antibiotics - Cell wall synthesis inhibitors<br />

Vancomycin<br />

• Only effective against gram-positive bacteria<br />

• Poor oral absorption => used for GI infections<br />

• Used to be the “Magic bullet” for methicillin-resistant<br />

staphylococci, but now staph are becoming V-resistant.<br />

• Dose-related ototoxocity:<br />

Tinnitus, high-tone deafness; can progress to total deafness<br />

Bacitracin<br />

• Mixture of polypeptides<br />

• Serious nephrotoxicity => only topical use

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