Chapter 4; Penicillins

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Author:
paraxerus
ID:
299539
Filename:
Chapter 4; Penicillins
Updated:
2015-03-30 16:44:57
Tags:
Antibiotics pharmacy
Folders:
Major Classes of Antibiotic Drugs
Description:
Major Classes of Antibiotic Drugs Penicillins
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  1. Penicillin is the drug of choice for?
    Gram-positive and streptococcal infections
  2. How doe Ampicillin and amoxicillin differ from penicillin G and V?
    Ampicillin and amoxicillin have a broader antimicrobial spectrum than penicillin G and V.
  3. Amoxicillin is used more often than ampicillin because?
    The dose for amoxicillin is only three times a day; ampicillin should be dose four times a day.
  4. Penicillin is bactericidal, meaning what?
    It kills bacteria by preventing them from forming the rigid cell wall needed for survival.
  5. Human cells are not injured by penicillin because?
    Human cells do not have cell walls.
  6. The most common side effect of penicillins are?
    diarrhea
  7. How should penicillin, in an oral dosage form, be taken?
    On an empty stomach with water.
  8. Why should penicillin, in oral dosage form, be taken on an empty stomach with water?
    Food slows the absorption of penicillin.
  9. What kind of foods should be avoided while taking any penicillins and why?
    • Fruit juices and sodas.
    • The acid in these types of food can deactivate the drug.
  10. Term: prophylaxis
    action taken to prevent disease.
  11. Antibiotic prophylaxis is recommended for patients with?
    Heart prosthesis, congenital heart disease, idiopathic hypertrophic subaortic stenosis, a heart murmur, mithral valve prolapse or history of rheumatic heart disease.
  12. How should patients under going a surgical procedure be medicated?
    30 to 60 minutes prior to the procedure and then a dose should be given afterward.
  13. What is the prophylaxis recommendation for a dental procedure?
    A single 2g dose before with no follow up.
  14. A patient with a penicillin allergy has a __% chance to be allergic to what?
    The patient has a 1% possibility of also being allergic to cephalosporins.

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