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WorksheetsPharm Lecture 1 - Heme/Onc
Total questions: 61
Worksheet time: 37mins
What other antibiotics have good oral bioavailability?
Azithromycin
Levofloxacin
TMP/SMX
Vancomycin
Clindamycin
What other drug classes also cause photosensitivity?
Penicillins
Clindamycin
Fluoroquinolones
Macrolides
Metronidazole
What other medication requires evaluation of serum drug levels to ensure the drugs is in a safe "therapeutic range"?
Daptomycin
Trimethroprim/Sulfamethoxazole
Azithromycin
Vancomycin
Oritavancin
Doxycycline is associated with which adverse effect?
Cardiac arrhythmias
Ototoxicity
Photosensitivity
New onset seizures
Review Q! Which other antimicrobials were also associated with photosensitvity?
TMP/SMX
Ciprofloxacin
Ampicillin
Vancomycin
Metronidazole
Identify all drug classes that contains 1 or more agents that can be used to treat MRSA when given orally.
Tetracyclines
Lincosamides (clindamycin)
Oxazolidinones
Sulfa antimicrobials
Fluoroquinolones
What is the mechanism of action for doxycycline?
Damage to DNA via creation of free radicals leading to cell death
Bind to ribosomes preventing protein synthesis
Inhibit cross-linking of peptidoglycan in the cell wall causing autolysis
Inhibition of folate synthesis
The pharmacodynamic properties of tobramycin are ________ and ________
time dependent
concentration dependent
AUC/MIC dependent
bacteriostatic
bactericidal
Similar to vancomycin, aminoglycosides also required therapeutic drug monitoring with serum drug levels collected at specific time points.
True
False
Why should aminoglycosides be avoided in pregnancy?
Neural tube defects
Tooth and bone abnormalities
In utero ear or kidney damage
Hemolytic anemia
What test is required for toxicity monitoring in patients receiving aminoglycosides?
Creatine kinase (CK)
EKG
Serum creatinine (SCr)
Platelets
Aminoglycosides are used in combination therapy with ______ for treatment of gram-negative and gram-positive infections.
fluoroquinolones
macrolides
beta-lactams
sulfa antimicrobials
Review Q! There is only 1 antibacterial that should be used clinically on its own (no combo therapy) for treatment of both MRSA and Pseudomonas. Which one?
TMP/SMX
Clindamycin
Doxycycline
Delafloxacin
Azithromycin
Aminoglycosides
Doxycycline
Minocycline
Gentamicin
Tobramycin
Amikacin
2nd generation Tetracyclines
Doxycycline
Minocycline
Gentamicin
Tobramycin
Amikacin
Route of administration for Doxycycline
PO
IV
Syrup
Inhaled
Route of administration for Gentamicin and Amikacin
PO
IV
Syrup
Inhaled
Route of administration for Tobramycin
PO
IV
Syrup
Inhaled
Route of administration for Minocycline
PO
IV
Syrup
Inhaled
Route of administration for Tetracycline (the drug)
PO
IV
Syrup
Inhaled
The pharmacodynamic properties of tetracyclines are ________ and ________
time dependent
concentration dependent
AUC/MIC dependent
bacteriostatic
bactericidal
Which drug class was commonly used in agriculture in the 2000s and lead to an increase in antimicrobial resistance in human infections?
Tetracyclines
Aminoglycosides
Pregnancy/Lactation concern for fetal abnormalities --> teeth and bone abnormalities
Tetracyclines
Aminoglycosides
Children/Neonates concern in less than 8 years old due to tooth discoloration
Tetracyclines
Aminoglycosides
Pregnancy/lactation concern for fetal harm --> kidneys and ears
Tetracyclines
Aminoglycosides
Elderly concern for nephrotoxicity
Tetracyclines
Aminoglycosides
Doxycycline and Minocycline gram pos coverage:
MSSA
MRSA
Strep sp
Enterococcus Faecalis
Coagulase neg staph
Doxycycline and Minocycline gram neg coverage:
enterobactericae
acinetrobacter
haemphilus influenzae
morganella
pseudomonas
Doxycycline and Minocycline DOES NOT have coverage for:
proteus
providencia
acinetrobacter
morganella
pseudomonas
Tetracycline (the drug) does not have coverage for:
MSSA
MRSA
Strep sp
Enterococcus Faecalis
Drug of choice for Rickettsia rickettsia (RMSF) and Borrelia burgdorferi (Lyme Disease):
Doxycycline
Minocycline
Tetracycline (the drug)
Tobramycin
Amikacin
Doxycycline is used to treat RMSF in children regardless of tooth discoloration concern.
True
False
Common adverse effects in Doxycycline and Minocycline
photosensitvity
tooth discoloration
GI
esophagitis
hepatotoxicity
Rare, but potentially serious, adverse effects in Doxycycline and Minocycline
hepatologic abnormalities
acute pancreatitis
intracranial HTN
Fanconi syndrome
skin pigmentation
Fanconi syndrome is a rare, but serious, adverse effect and is defined as:
severe HA and visual disturbances
potentially fatal renal tubular failure
highly toxic to kidneys
hearing loss, vertigo
When does Fanconi syndrome occur?
with expired medications, in tetracyclines (and especially in tetracycline the drug)
without drug level monitoring, in tetracyclines (and especially in tetracycline the drug)
with expired medications, in aminoglycosides (and especially tobramycin)
without drug level monitoring in aminoglycosides (and especially tobramycin)
Top 200 drug
Doxycycline
Minocycline
Gentamicin
Tobramycin
Amikacin
Tetracyclines
hepatic metabolism, but no drug interactions
hepatic metabolism, but many drug interactions
renal metabolism, but no drug interactions
renal metabolism, but many drug interactions
How can someone avoid esophagitis in tetracyclines?
Take with food
Take with full glass of water
Tetracyclines
mostly fecal/bile excretion
100% renal excretion
IV aminoglycosides
mostly fecal/bile excretion
100% renal excretion
Which drug class has a potent post-abx effect?
Tetracyclines
IV Aminoglycosides
Which drug class has excellent body fluid distribution?
Tetracyclines
IV Aminoglycosides
Adverse effects of IV Aminoglycosides include:
nephrotoxicity
otoxicity
hepatoxicity
Fanconi syndrome
hypersensitivity
Bioterroism alternative to Ciprofloxacin
Doxycycline
Minocycline
Tetracycline (the drug)
Tobramycin
Amikacin
Rhinosinusitis, preferred over oral cephalosporin
Doxycycline
Minocycline
Tetracycline (the drug)
Tobramycin
Amikacin
MRSA, oral agent option for skin and bone infections
Doxycycline
Minocycline
Tetracycline (the drug)
Tobramycin
Amikacin
Pneumonia, 2nd line for atypical coverage
Doxycycline
Minocycline
Tetracycline (the drug)
Tobramycin
Amikacin
Nephrotoxicity adverse effect in IV aminoglycosides is (select all that apply):
highly toxic to kidneys
needs drug level monitoring
reversible and preventable
often irreversible
hearing loss and vertigo
Otoxicity adverse effect in IV aminoglycosides is (select all that apply):
highly toxic to kidneys
needs drug level monitoring
reversible and preventable
often irreversible
hearing loss and vertigo
Gram negative coverage for IV Aminoglycosides includes:
enterobacteriaceae
pseudomonas
acinetrobacter
Haemophilus influenzae
Which IV Aminoglycosides are best for Gram negative coverage?
Tobramycin
Amikacin
Gentamicin
Which IV Aminoglycosides can only be used for Gram positive coverage?
Tobramycin
Amikacin
Gentamicin
IV Aminoglycoside gram negative coverage requires...
IV combo therapy
synergy with beta-lactams or vanco
IV Aminoglycoside gram positive coverage requires...
IV combo therapy
synergy with beta-lactams or vanco
Gram positive coverage for IV Aminoglycosides includes:
streptococcus
enterococcus
MSSA
MRSA
Doxycycline and Minocycline coverage also includes:
Protozoa
Spirochetes
Anaerobes
Atypicals
None of the above
IV Aminoglycosides coverage also includes:
Protozoa
Spirochetes
Anaerobes
Atypicals
None of the above
Which aminoglycoside can be used in Cystic Fibrosis and ventilator patients?
[Aminoglycosides: non-systemic clinical uses]
Tobramycin
Amikacin
Kanamycin
Neomycin
Which aminoglycoside can be used for wound irrigation?
[Aminoglycosides: non-systemic clinical uses]
Tobramycin
Amikacin
Kanamycin
Neomycin
Which aminoglycoside can be used for cream and ointments?
[Aminoglycosides: non-systemic clinical uses]
Tobramycin
Amikacin
Kanamycin
Neomycin
