Antibiotics

Question 1

Amoxicillin

Answer 1

• Oral
• Use against: Strep sp, enterococcus, Gram negatives (Haemophilus, E. Coli, Pasteruella)
• Empirical use: Non-CNS infections (otitis media, sinusitis, pneumonia

Question 2

Amoxicillin + Clavulonic Acid

Answer 2

• Beta lactam - Penecillin + Beta lactamase inhibitor
• Oral
• Use Against: Same as Amoxicillin + Anaerobes + Non MRSA staph
• Emprical Use: Same as Amoxicillin + dog/cat bites

Question 3

Ceftriaxone

Answer 3

• Beta lactam cephalosporin
• IV or Intramuscular
• Use Against: Gram (-) rods, streptococci
• does NOT cover MRSA, pseudomonas
• Empirical Use: CNS infection
• can use with vancomycin if need coverage for resistant G+ bacteria

Question 4

Azithromycin

Answer 4

• Macrolide
• Oral or IV
• Use against: Mycoplasma, Chalmydia, Pertussis, many respiratory bacteria
• Empirical use: useful if have **penicillin allergy **

Question 5

Clindamycin

Answer 5

• Oral or IV
• Use Against: G+ bacteria, MRSA anaerobe s
• Empriical Use: Oral/Dental Infections

Question 6

Vancomycin

Answer 6

• IV (oral ONLY for c. diff)
• Use against: Most G+ bacteria
• Empirical Use: severe infections

Question 7

Metronidazole

Answer 7

• Oral/IV
• Use Against: Anaerobes
• Empirical Use: gut anaerobes, C. diff

Question 8

Trimethoprim/Sulfamethoxazole

Answer 8

• Oral/ IV
• Use: G- and G+ bacteria
• **Emprical Use: **Ear infections, UTI, Staph skin infection, Pneumocystis prophalyxis

Question 9

Gentamicin

Answer 9

• IV
• Use: G- bacteria
• Empirical Use: Broad spectrum against G-

Question 10

Levofloxacin

Answer 10

• Oral/IV
• Uses: G+ and G- bacteria
• Empirical: sinupulmonary infections, UTI, skin infections