No coverage against atypical organisms, enterococcus, and listeria. Bacteriocidal, Adverse effects are seizures and C. diff.. Most are renally eliminated.
What are cephalosporins?
400
gram positive cocci (name 4)
What are staphylococcus, streptococcus, enterococcus, peptococcus
400
Antibiotics that are used to prevent infection, usually prior to abdominal surgery.
What is Phrophylactic therapy?
400
Four common mechanisms of action
What are interferes with cell wall synthesis, protein synthesis, and DNA replication. Acts as a metabolite to disrupt critical metabolic reactions within the cell?
First generation Cephalosporin: bacteriocidal, good gram + coverage, Used for surgical prophylaxis, URIs, otitis media. Renal elimination. (name drug and dose)
What are Cefazolin: 1-2 grams IV q8h (IV only)
Cephalexin: 250-500mg q6h (PO only)
500
Which bacteria are anaerobes
What are peptococcus, C. diff, and B. Fragilis
500
No improvement in signs and symptoms within 24hours.
What is Sub-therapeutic response?
500
Name the atypical bacteria
What are Chlamydia, Mycobacterium, Legionella
500
Bacteria produces enzymes capable of destroying penicillins which causes resistance is known as.
What is Beta-lactamases?
500
Second Generation Cephalosporin: better gram + coverage, gram -ve HEN-PEK. Anaerobic coverage: B. fragilis. (Drugs and dosages)
What are Cefuroxime 750-1500mg IV q8h
Cefotetan 1-2 grams IV q12h
Cefoxitin 1-2 grams IV q6-8h