A nurse is aware that crystalluria is a common problem with ...

[faduma]

A nurse is aware that crystalluria is a common problem with sulfonamides. What is a nursing intervention to prevent this problem?
 
  a. Intravenous therapy
  b. Giving the medication in the morning
  c. Increasing intake of calcium
  d. Increasing fluid intake

Question 2

A client with a UTI is ordered to receive trimethoprim-sulfamethoxazole, also known as co-trimoxazole (Bactrim, Septra). The nurse is aware that Bactrim is a combination of two drugs. What is the purpose of this combination?
 
  a. It decreases the response against disease-producing organisms.
  b. The two drugs have an antagonistic drug effect.
  c. Trimethoprim prevents bacterial resistance to sulfamethoxazole.
  d. It prevents toxic drug effects.

[diesoon]

Answer to Question 1

ANS: D
Crystalluria and kidney stones may occur related to these medications. A brisk urine flow decreases sedimentation. There is no need for this medication to be IV.

Answer to Question 2

ANS: C
Use of sulfonamides leads to bacterial resistance. The trimethoprim prevents this.

[faduma]

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[diesoon]

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