Antimicrobials Flashcards
Methcillin
Block cell wall synthesis by inhibition of peptidoglycan cross linking.
S. Aureus
Penicillin
Block cell wall synthesis by inhibition of peptidoglycan cross linking.
Bind PBP
Ampicillin
Block cell wall synthesis by inhibition of peptidoglycan cross linking.
Piperacillin
Block cell wall synthesis by inhibition of peptidoglycan cross linking.
Anti pseudomonal (ticeracillin, carbenucillin)
Cephalosporins
Block cell wall synthesis by inhibition of peptidoglycan cross linking.
Not covered - Listeria, Atypicals ( chlam, mycoplasma), MRSA, Enterococci
Aztreotam
Block cell wall synthesis by inhibition of peptidoglycan cross linking.
Bind PBP3
B lac resistant
G- only
Imipenem
Block cell wall synthesis by inhibition of peptidoglycan cross linking.
B lac resistant
Use with cilastin
Vancomycin
Block peptidoglycan synthesis
Bind D-ala-ala
G+ only
Ototox
Pretreat with anti histamine
Bacitracin
Block peptidoglycan synthesis
Sulfonamides
Block nucleotide synthesis
Trimethoprim
Block nucleotide synthesis
Fluoroquinolones
Block topoisomerase II
Rifampin
Block mRNA synthesis
Metronidazole
damage DNA
Chloramphenicol
Block 50s subunit