Chapter 4; Sulfonamides

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Chapter 4; Sulfonamides
2015-03-30 16:45:28
antibiotics pharmacy
Major Classes of Antibiotic Drugs
Major classes of Antibiotics Sulfa Drugs
Show Answers:

  1. The oldest antibiotics on the market are?
    Sulfonamides (sulfa drugs)
  2. If the patient is allergic to sulfa, what is the alternative?
    • nitrofurantoin
    • (macrobid, Macrodantin)
  3. What is the best way to avoid the GI upset that accompanies this drug and improve absorption?
    Take the drug with food.
  4. Why is it important to drink plenty of water with nitrofurantoin and what should you avoid?
    • Nitrofurantoin can color urine brown.
    • The patient should avoid alcohol.
  5. Sulfa drugs are used to treat what?
    UTIs (urinary tract infections), otitis media (inflammation of the middle ear), GI infections, lower respiratory infections and general infections.
  6. If patients taking sulfonamides do not drink enough water, other than urine changing colors what can happen?
    The drug could crystallize in the urine and deposit in the kidneys.
  7. Besides alcohol, what else should the patients avoid while taking sulfa drugs?
    Exposure to sunlight and notify the physician if a rash should appear.
  8. What is the most common side effect in sulfa drugs?