Antibiotics Printable View

Antibiotic
Indications

Adverse Reactions

Comments
Ampicillin
  • Sinusitis
  • Enterococci
  • Listeria
  • Lyme disease
  • Allergic reactions
  • Rash with inadvertant Rx of infectious mononucleosis
Amoxicillin is preferred to ampicillin for oral use as it is more bioavailable
Azithromycin
  • Community acquired pneumonia
  • Atypical pneumonia
  • Non-tuberculous mycobacterial infections
  • Pertussis
  • Gonorrhea
  • Diarrhea
  • QTc prolongation
Long half life; fewer drug interactions than other macrolides
Aztreonam
  • Serious aerobic gram negative infections
  • Diarrhea
Ideal for use in cases of severe beta-lactam allergy: no GPC or anaerobic activity
Cefazolin
  • Staph aureus infections
  • Cellulitis
  • Surgical prophylaxis
  • Rash/allergy
1st gen cephalosporin - generally has better GPC coverage, lesser GNR coverage than later generations
Cefepime
  • Broad spectrum agent
  • Pseudomonas
  • Neutropenic fever
  • Rash/allergy
4th generation cephalosporin; excellent Staph aureus (non-MRSA) and GNR coverage
Ceftaroline
  • Complicated skin and soft tissue infections
  • Community acquired pneumonia
  • Nausea, vomiting
  • Rash/allergy
MRSA activity; not reliable for pseudomonas
Ceftazidime
  • Serious gram negative infections
  • Neutropenic fever
  • Rash/allergy
3rd generation cephalosporin; relatively poor activity against GPC
Ceftazidime/avi
  • Complicated intra-abdominal infections
  • Complicated urinary tract infections
  • Nausea, vomiting
  • Anxiety
  • Rash/allergy
Active against GNR including ESBL and CRE producing; Poor anaerobic activity. Add metronidazole for intra-abdominal infections
Ceftolozane/tazo
  • Complicated intra-abdominal infections
  • Complicated urinary tract infections
  • Nausea, vomiting
  • Rash/allergy
Novel, advanced generation cephalosporin; active against many ESBL forming enterobacteriacae and may be active against MDR P. aeruginosa

 

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Drug Information provided above is not comprehensive. For complete information about these antibiotics consult a pharmacist or a comprehensive drug reference.