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Related Flashcards
Cards In This Set
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An old antibiotic. A notable adverse affect is discoloration of the teeth
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Tetracycline
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Affective in treating acute sinisitis and community acquired pneumonia (in the macrolide family)
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Clarithyromycin (Biaxin)
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The oral dose of this drug has a short lived metallic taste
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Clarithyromycin (Biaxin)
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Has less GI effects that _______. Is a part of the macrolide family. Maintains good tissue concentration for ____ days. offered in a dose call the __ ____. (Name and FIB)
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Erythromycin/ 10/ z pack : Azithromycin (Zithromax)
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One of the adverse effects of this drug (part of the macrolide family) are changes in EKG, ventilation, and tachycardia
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Eryhthromycin
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May cause REVERSIBLE hearing loss or tinnitis
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Erythromycin
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What two drugs may cause severe oto or nephrotoxicity?
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Gentramicin and vancomycin
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This drug can cause "Red Man" Syndrome
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Vancomycin
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What does the gram stain determine for us?
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If we are dealing with a gram negative or positive bacteria (the + will take the stain) and also the general shape of the bacteria
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What does the C&S provide us with? how long does it take?
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Provides us with the specific identification of the bacteria and the sensitivity is a list of all the medications affective against the bacteria identified. Takes a minimum of 24-48 hrs this is why the gram stain is done also
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Why does gram negative bacteria differ from gram positive?
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Does not take gram stain to its unique outer shell
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The difference between at bacteriocidal and bacteriostatic?
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Cidals- kill statics- inhibit or prevent replication
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What three ways can resistance of bacteria to antimicrobials occur?
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Inherent (bacteria is strong;has always been resistant), acquired (eventually bacteria is able to adapt and produce cells no longer effected by drug, they can also develop penicillinase), cross resistance(where bacteria becomes resistant to multiple drugs of the same family)
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Define selective toxicity
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The ability for a drug to harm the target cell(bacteria) without harming other cells; selectivity leads to less adverse effects
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How can we prevent resistance?
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Avoiding:::: the overuse of broad spectrum antibiotics, inadequate concentration of antibiotic in the body (not giving large enough dosage), not finished the series of medications (people tend to stop once they feel better), indiscriminate use/prescription (antibiotics being prescribed for viral infections!!!)
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