Criado por Zainab Hassoun
aproximadamente 9 anos atrás
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Questão | Responda |
Daptomycin is effective against ______________ | Staphylococci (like MRSA, MSSA) Streptococci (like Strep A, D, and Strep viridans) Anaerobes! |
T/F: Daptomycin's antimicrobial spectrum extends to aerobic and anaerobic gram positive bacteria. | True |
What do we use Daptomycin for? | hospital acquired pneumonia :/// complicated skin infections |
Is daptomycin time-dependent or concentration dependent? | Concentration Dependent! |
What does daptomycin depend on? | Activity of daptomycin is affected by the CONCENTRATION of Ca 2+ |
ok so how does daptomycin kill bacteria | 1. it's inserted into the lipid bilayer 2. it aggregates in the cell membrane 3. depolarizes that baby with its potassium efflux (this results in a loss of membrane potential --> inhibition of protein, DNA, & RNA --> nonfunctional cell) 4. cell dead |
Side effects of daptomycin | injection site pain, irritation, inflammation headache, insomnia, fever, rash nausea, vomiting, diarrhea |
daptomycin + HMG-CoA reductase inhibitors = ??????? | increased risk for myopathy (muscle weakness) |
T/F: dosage modification is NOT necessary for hemodialysis patients | FALSE |
What effect on clearance does daptomycin have in obese patients? | clearance is DECREASED |
1. PAE of daptomycin? 2. t 1/2 of daptomycin? | 1. prolonged PAE = 5-10 hrs 2. t 1/2 = 8-9 hrs |
where does daptomycin primarily get excreted into? | URINE |
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