Antibiotic Drugs Flashcards
(20 cards)
What is Antibiotics Drugs
Antibiotics are drugs that aid in preventing diseases brought on by bacteria. They accomplish this by eliminating germs or by preventing them from duplicating or procreating.
A patient is being looked after by a medical practitioner who will soon administer gentamicin to treat a systemic infection. When evaluating a patient, which discovery is given priority by the healthcare professional?
Decreased Urine Output
Action Mechanism
Prevents the cross-linking of peptidoglycans, which prevents the production of bacterial cell walls.
Amoxicillin
Action Mechanism
Permanently bind to bacterial ribosomes and prevent protein production
Gentamicin
Erythromycin
Action Mechanism
Inhibit the production of bacterial proteins Bacteriostatic binding to the 50s subunit of bacterial ribosomes
What are the three most crucial details to understand before prescribing antibiotics?
Know the patient
Know the microbiology
Know the drugs
What does the term “antibiotic” mean?
Organic substances produced by bacteria with the potential to harm other microorganisms
Describe Bacteriocidal activity
Bactericidal drugs eliminate organisms, rapidly reducing the number of viable organisms.
What are drugs with a broad spectrum?
Widely effective against a variety of diseases frequently for empiric treatment
How does the lab present its data on drug cultures?
- Susceptible
- Intermediate
- Resistant
What kind of penicillin undergo hepatocellular metabolism and are biliary excreted?
Semi-synthetic penicillins
What class of antibiotics are B-Lactams used for during pregnancy?
Category B
What medication is recommended for syphilis?
Penecillin G
Macrolides ADRs
Nausea, Vomiting
Penicillin
A substance that Alexander Fleming recognized as an antibiotic. It interferes with the synthesis of bacterial cell walls by targeting the peptidoglycans that are
What characterizes an antibiotic as bacteriocidal in terms of viability and turbidity?
If viability decreases
what is an antibiogram.
A profile of an organism’s in vitro antimicrobial susceptibility for a specific population of organisms (hospital).
Which antibiotics are potentially nephrotoxic and ototoxic?
Amphotericin B and minglycosides
What causes pseudomembranous colitis after taking antibiotics?
They cause the GI’s regular flora to be disrupted, which promotes the growth of Clostridium difficle.
A medical expert is giving an IV cefotetan injection to a patient who has bacterial meningitis when they notice that the IV insertion site is warm and irritated. What among the following should the healthcare provider do?
Stop the cefotetan infusion.
