Pharmacology and Toxicology Introduction: Chemotherapy
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Questions and Answers

What is the drug of choice for preventing infection by group streptococci to avoid recurrences of rheumatic fever?

  • Co-trimoxazole
  • Penicillin G (correct)
  • Doxycycline
  • Amoxicillin
  • Which antibiotic may be given for prophylaxis to close contacts of a cholera case?

  • Norfloxacin
  • Doxycycline
  • Tetracycline (correct)
  • Clindamycin
  • What antibiotic may be used for prophylaxis in high-risk dental procedures to prevent bacteremia?

  • Co-trimoxazole
  • Amoxicillin (correct)
  • Norfloxacin
  • Doxycycline
  • Which antibiotic is commonly used for prophylaxis in catheterization or instrumentation of the urinary tract?

    <p>Fluoroquinolone</p> Signup and view all the answers

    What antibiotic regimen is often used for prophylaxis in immunocompromised patients receiving corticosteroids or antineoplastic chemotherapy?

    <p>Penicillin/cephalosporin + tetracycline</p> Signup and view all the answers

    For what purpose might prophylactic antibiotics be given to prevent postpartum infections in mothers?

    <p>To avoid secondary bacterial invasion in viral infections</p> Signup and view all the answers

    Which situation is associated with the use of prophylactic antibiotics to prevent respiratory infections in those on respirators?

    <p>Tonsillectomy</p> Signup and view all the answers

    What is the main benefit of giving doxycycline to travelers visiting malaria-endemic areas with high transmission rates?

    <p>Preventing malaria infection</p> Signup and view all the answers

    Which antibiotic is commonly used for prophylaxis in catheterization or instrumentation of the urinary tract?

    <p>Fluoroquinolone</p> Signup and view all the answers

    Why is prophylactic antibiotic treatment important for dental extractions, tonsillectomy, and endoscopies?

    <p>To prevent bacteremia induced by mucosal damage</p> Signup and view all the answers

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