Antibiotics Flashcards
1
Q
Penicillin V:
- Class? Subclass?
- M of A?
- Excretion?
- Taken via?
- Spectrum? (4) Examples?
- Adverse reactions?
A
- Penicillins; prototype
- c.w. synthesis stage 3 bactericidal
- renal
- mouth mostly
Cocci: gram + = Staph/strep/ entero
Cocci: gram - = Neisseria, M. catarrhalis
Rods: gram +
Anearobes: most but not bacteroides - type 1 anaphalaxis rarely; rash common
2
Q
Amoxicillin + Clavulanate:
- Class? Subclass?
- M of A?
- Taken how?
- Spectrum? (2) Ex? Less than?
- Adverse reactions?
- Point of clavulanate?
A
- Penicillins; extended spectrum
- c.w. synthesis stage 3 bactericidal
- oral
- Gram - rods: H flu, E. Coli
- Gram + cocci (less than pen v/g):
- Superinfection, diarrhea
- B lactamase inhibitor
3
Q
Dicloxacillin:
- Class? Subclass?
- M of A?
- Taken how?
- Spectrum? Not?
A
- Penicillins; penicillanase- resistant
- c.w. synthesis stage 3 bactericidal
- good oral
- Penicillinase producing S. aeurus, skin infections, not MRSA
4
Q
- Piperacillin + Tazobactam
- Class?
- M of A?
- Taken how?
- Spectrum? (2)
A
- Penicillons; antipseudonomal
- c.w. synthesis stage 3 bactericidal
- IV only
- Pseudonomas, bacteriodes (and other anerobes)
5
Q
- Cephlaxin:
- Class? Subclass?
- Spectrum?
- Susceptible to penicillinases?
- Excretion?
- M of A?
- Taken via? (3)
- Spectrum? (2)
A
- Cephalasporins; 1st generation
- c.w. synthesis inhibition stage 3 bactericidal
- Extended
- No
- Renal
- Oral, IV, IM
Gram + Cocci
Gram - Rods = diarrhea e coli, klebsella
6
Q
- Ceftriaxone:
- Class? Subclass? Spectrum? Susceptible to p?
- M of A?
- Taken via? (2)
- Spectrum? (3)
- Adverse reactions?
A
- Caphlasporins; 3rd generation; extended; no
- c.w. synthesis inhibition stage 3 bactericidal
- Oral; good CNS penetration
- Gram - rods
- Gram + cocci
- Antipseudonomals
- Superinfectopn
7
Q
- Vancomycin:
- M of A?
- Absorption?
- Spectrum?
- Spectrum? (2)
- Must monitor what?
A
- c.w. synthesis inhibition stage 2 bactericidal
- poor oral
- narrow
- Gram + cocci = MRSA enterococci
- anaerobes = c. difficile
- Cp levels
8
Q
Penicillin G:
- Class? Subclass?
- M of A?
- Excretion?
- Taken via?
- Spectrum? (4) Examples?
- Adverse reactions?
A
- Penicillins; prototype
- c.w. synthesis stage 3 bactericidal
- renal
- IM/IV
Cocci: gram + = Staph/strep/ entero
Cocci: gram - = Neisseria, M. catarrhalis
Rods: gram +
Anearobes: most but not bacteroides - type 1 anaphalaxis rarely; rash common
9
Q
Ampicillin:
- Class? Subclass?
- M of A?
- Taken how?
- Spectrum? (2) Ex? Less than?
- Adverse reactions?
A
- Penicillins; extended spectrum
- c.w. synthesis stage 3 bactericidal
- oral
- Gram - rods: H flu, E. Coli
- Gram + cocci (less than pen v/g):
- Superinfection, diarrhea
10
Q
Clavulanic acid:
- Class? Subclass?
A
- Penicillin; beta-lactamase inhibitor
11
Q
- Cefazolin:
- Class? Subclass? Spectrum? Susceptible to p?
- M of A?
- Taken via? (3)
- Spectrum? (2)
A
- Caphlasporins; 1st generation; extended; no
- c.w. synthesis inhibition stage 3 bactericidal
- Oral, IV, IM
Gram + Cocci
Gram - Rods = diarrhea e coli, klebsella
12
Q
Erythromycin:
- Class?
- M of A? Spectrum?
- Taken via? Dose?
- Metabolism?
- Spectrum? (4)
- Adverse reactions?
A
- Macrolides
- Protein synthesis inhibition of 50s bacteriostatic; extended spectrum
- Oral; QID
- Liver
- Gram + Cocci
- Gram + Rods
- Some Gram - bacilli
- Atypical = mycoplasma/chlamydia
- GI upset; DD interactions via inhibit P450
13
Q
Azithromycin:
- Class?
- M of A? Spectrum?
- Taken via? Dose?
- Metabolism?
- Spectrum? (4)
- Adverse reactions?
A
- Macrolides
- Protein synthesis inhibition of 50s bacteriostatic; extended spectrum
- Oral; QD
- Biliary
- Gram + Cocci
- Gram + Rods
- Some Gram - bacilli
- Atypical = mycoplasma/chlamydia
- GI upset
14
Q
Clarithromycin:
- Class?
- M of A? Spectrum?
- Taken via? Dose?
- Metabolism?
- Spectrum? (4)
- Adverse reactions?
A
- Macrolides
- Protein synthesis inhibition of 50s bacteriostatic; extended spectrum
- Oral; BID
- MEtabolsim of active metabolite
- Gram + Cocci
- Gram + Rods
- Some Gram - bacilli
- Atypical = mycoplasma/chlamydia
- GI upset; DD interactions via inhibit P450
15
Q
Tetracycline:
- Class? Spectrum?
- Mechanism of action?
- Taken via?
- Metabolism?
- Spectrum? (3)
- Adverse: Abnormal? Avoid in? DD with? Superinfection?
A
- Tetracyclines; broad spectrum
- Protein synthesis inhibitors of 30s bacteriostatic
- Oral
- Renal
- Many gram +/- organisms now resistant
- CA-MRSA
- Atypical = mycoplasma/chlamydia
- Bone/tooth development; pregnant/young; metal cations (antaacids/milk/iron); fungal